Weeds

Common Name

Scientific Name

Legislation/Regulation

Legal Requirements & Recommended Measures to discharge the General Biosecurity Duty

Aaron's beard prickly pear

Opuntia leucotricha

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

General Biosecurity Duty (S.22 Biosecurity Act 2015)

It is illegal to import into the State or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

African boxthorn

Lycium ferocissimum

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

General Biosecurity Duty (S.22 Biosecurity Act 2015)

It is illegal to import into the State or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

African olive

Olea europaea subsp. cuspidate

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should prevent this plant from spreading from your land where possible. You should keep this plant away from bushland areas. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Alligator weed

Alternanthera philoxeroides

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

General Biosecurity Duty (S.22 Biosecurity Act 2015)

It is illegal to import into the State or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet). You should try to prevent this plant from spreading from your land where possible. You should keep this plant away from bushland areas, watercourses and dams.

Anchored water hyacinth

Eichhornia azurea

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also an offence.

Asparagus fern

Asparagus virgatus

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Asparagus weeds

Asparagus species

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

General Biosecurity Duty (S.22 Biosecurity Act 2015)

It is illegal to import into the State or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Athel pine

Tamarix aphylla

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

General Biosecurity Duty (S.22 Biosecurity Act 2015)

It is illegal to import into the State or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Bellyache bush

Jatropha gossypiifolia

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

General Biosecurity Duty (S.22 Biosecurity Act 2015)

It is illegal to import into the State or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Bitou bush

Chrysanthemoides monilifera subsp. rotundata

Biosecurity Zone (S.79 Biosecurity Act 2015 & Div.3 Biosecurity Regulation 2017);Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

You must notify Council as soon as possible after becoming aware of Bitou Bush on your property. You must eradicate it from your land or, if that is not practicable, destroy as much of it as possible and suppress the spread of any remaining weed. It is illegal to import into the State or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Black knapweed

Centaurea x moncktonii

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Black willow

Salix nigra

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into the State or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet). You should eradicate this plant from your land and keep your land free from it.

Blackberry

Rubus fruticosus species aggregate

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into the State or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Blind cactus

Opuntia rufida

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into the State or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Boneseed

Chrysanthemoides monilifera subsp. monilifera

(Boneseed) Control Order 2017 (S.62 Biosecurity Act 2015); Mandatory Measure (S.24 Biosecurity Act 2015 & Cl.33 Biosecurity Regulation 2017)

You must notify Council as soon as possible after becoming aware of Boneseed on your property. You must immediately destroy all Boneseed on your land, ensure that subsequent generations of Boneseed are destroyed, and keep your land free of Boneseed. You must ensure that Boneseed (including any seed and propagules) is not moved from your land. It is illegal to import into the State or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Boxing glove cactus

Cylindropuntia fulgida var. mamillata

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into the State or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Bridal creeper

Asparagus asparagoides

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into the State or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Bridal veil creeper

Asparagus declinatus

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Broomrapes

Orobanche species

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Bunny ears cactus

Opuntia microdasys

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into the State or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Cabomba

Cabomba caroliniana

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet). You should try to prevent this plant being introduced onto to your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Cane cactus

Austrocylindropuntia cylindrica

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Cape broom

Genista monspessulana

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Cat's claw creeper

Dolichandra unguis-cati

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet). You should prevent the spread of the plant from your land where possible. You should try to prevent this plant being introduced onto your land. You should prevent this plant climbing into trees, onto buildings or fences, spreading into bushland or spreading seeds down stormwater drains. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Chicken dance cactus

Opuntia schickendantzii

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Chilean needle grass

Nassella neesiana

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Chinese knotweed

Persicaria chinensis

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should eradicate this plant from your land and keep your land free from it. You should notify Council if you see this plant in Hornsby Shire.  You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Chinese violet

Asystasia gangetica subsp. micrantha

(Chinese violet) Control Order 2019 (S.62 Biosecurity Act 2015)

You must notify Council as soon as possible after becoming aware of Chinese Violet on your property. You must immediately destroy all Chinese Violet on your land, ensure that subsequent generations of Chinese Violet are destroyed, and keep your land free of Chinese Violet. You must ensure that Chinese Violet (including any seed and propagules) is not moved from your land. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Climbing asparagus

Asparagus africanus

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet). You should eradicate this plant from your land and keep your land free from it.

Climbing asparagus fern

Asparagus plumosus

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Common pear

Opuntia stricta

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Coral creeper

Barleria repens

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

East Indian hygrophila

Hygrophila polysperma

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Eurasian water milfoil

Myriophyllum spicatum

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Eve's needle cactus

Austrocylindropuntia subulata

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Fireweed

Senecio madagascariensis

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Flax-leaf broom

Genista linifolia

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Foxtail fern

Asparagus densiflorus

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Frogbit

Limnobium laevigatum

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Gamba grass

Andropogon gayanus

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Giant devil's fig

Solanum chrysotrichum

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Giant rat's tail grass

Sporobolus pyramidalis

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Giant reed

Arundo donax

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should try to prevent this plant being introduced to your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Glory lily

Gloriosa superba

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Gorse

Ulex europaeus

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet). You should try to prevent this plant from being introduced onto your land. You should try to prevent this plant from spreading from your land where possible. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Green cestrum

Cestrum parqui

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should prevent the spread of the plant from your land where possible. You should try to prevent this plant being introduced to your land used for grazing of livestock. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Grey sallow

Salix cinerea

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet). You should eradicate this plant from your land and keep your land free from it.

Ground asparagus

Asparagus aethiopicus

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Groundsel bush

Baccharis halimifolia

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Hawkweeds

Pilosella species

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Holly leaved senecio

Senecio glastifolius

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Horsetails

Equisetum species

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Hudson pear

Cylindropuntia pallida

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Hydrocotyl

Hydrocotyle ranunculoides

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Hygrophila

Hygrophila costata

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Hymenachne

Hymenachne amplexicaulis and hybrids

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Karoo acacia

Vachellia karroo

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Kei apple

Dovyalis caffra

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Kidney-leaf mud plantain

Heteranthera renifromis

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Kochia

Bassia scoparia

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Koster's curse

Clidemia hirta

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Kudzu

Pueraria lobata

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Lagarosiphon

Lagarosiphon major

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Lantana

Lantana camara

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Leaf cactus

Pereskia aculeata

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Ludwigia

Ludwigia peruviana

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should prevent the spread of the plant from your land where possible. You should try to prevent this plant being introduced to your land. You should prevent this plant spreading into bushland, watercourses, dams, or spreading seeds down stormwater drains. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Madeira vine

Anredera cordifolia

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Mesquite

Prosopis species

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Mexican feather grass

Nassella tenuissima

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Miconia

Miconia species

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Mikania vine

Mikania micrantha

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Mimosa

Mimosa pigra

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Ming asparagus fern

Asparagus macowanii

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Mysore thorn

Caesalpinia decapetala

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Nodding thistle

Carduus nutans subsp. nutans

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Pampas grass

Cortaderia species

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should prevent the spread of the plant from your land where possible. You should try to prevent this plant being introduced to your land. You should prevent this plant spreading into bushland, watercourses, or spreading seeds down stormwater drains. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Parkinsonia

Parkinsonia aculeata

(Parkinsonia) Control Order 2017 (S.62 Biosecurity Act 2015); Mandatory Measure (S.24 Biosecurity Act 2015 & Cl.33 Biosecurity Regulation 2017)

You must notify Council as soon as possible after becoming aware of Parkinsonia on your property. You must immediately destroy all Parkinsonia on your land, ensure that subsequent generations of Parkinsonia are destroyed, and keep your land free of Parkinsonia. You must ensure that Parkinsonia (including any seed and propagules) is not moved from your land. It is illegal to import into or sell this plant. You should notify Council if you see this plant in Hornsby Shire.

Parthenium weed

Parthenium hysterophorus

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Pond apple

Annona glabra

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Prickly acacia

Vachellia nilotica

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Prickly pears - Austrocylindropuntias

Austrocylindropuntia species

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Prickly pears - Cylindropuntias

Cylindropuntia species

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Prickly pears - Opuntias

Opuntia species

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Rope pear

Cylindropuntia imbricata

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Rubber vine

Cryptostegia grandiflora

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Sagittaria

Sagittaria platyphylla

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Salvinia

Salvinia molesta

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or evidence of this plant being imported into or sold within Hornsby Shire (including on the internet). You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Scotch broom

Cytisus scoparius subsp. scoparius

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should try to prevent this plant being introduced onto your land. You should prevent this plant spreading into bushland, watercourses, or spreading seeds down stormwater drains.

Sea spurge

Euphorbia paralias

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Senegal tea plant

Gymnocoronis spilanthoides

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Serrated tussock

Nassella trichotoma

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet). You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Siam weed

Chromolaena odorata

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Sicilian sea lavender

Limonium hyblaeum

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Sicklethorn

Asparagus falcatus

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Silverleaf nightshade

Solanum elaeagnifolium

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Singapore daisy

Sphagneticola trilobata

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should try to prevent this plant being introduced to your land. You should prevent this plant spreading into bushland, watercourses, or spreading seeds down stormwater drains. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Skunk vine

Paederia foetida

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Smooth tree pear

Opuntia monacantha

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Snakefeather

Asparagus scandens

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Spanish broom

Spartium junceum

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Spongeplant

Limnobium spongia

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Spotted knapweed

Centaurea stoebe subsp. micranthos

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Tiger pear

Opuntia aurantiaca

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet). You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Tropical soda apple

Solanum viarum

(Tropical Soda Apple) Control Order 2017 (S.62 Biosecurity Act 2015)

You must notify Council as soon as possible after becoming aware of Tropical Soda Apple on your property. You must immediately destroy all Tropical Soda Apple on your land, ensure that subsequent generations of Tropical Soda Apple are destroyed, and keep your land free of Tropical Soda Apple. You must ensure that Tropical Soda Apple (including any seed and propagules) is not moved from your land. You should notify Council if you see this plant in Hornsby Shire.

Velvety tree pear

Opuntia tomentosa

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Water caltrop

Trapa species

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Water hyacinth

Eichhornia crassipes

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see this plant in Hornsby Shire, or see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet). You should prevent the spread of the plant from your land where possible. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Water lettuce

Pistia stratiotes

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Water poppy

Hydrocleys nymphoides

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Water soldier

Stratiotes aloides

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Water star grass

Heteranthera zosterifolia

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Wheel cactus

Opuntia robusta

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

White blackberry

Rubus niveus

General Biosecurity Duty (S.22 Biosecurity Act 2015)

You should notify Council if you see this plant in Hornsby Shire. You should eradicate this plant from your land and keep your land free from it. You should try to prevent this plant from being introduced onto your land. You should never intentionally trade, carry, or grow this plant or its parts, and never release them into the environment; notify Council if you see evidence of this occurring within Hornsby Shire (including on the internet).

Willows

Salix species (excludes S. babylonica, S. x calodendron & S. x
reichardtiji)

Mandatory Measure (S.24 Biosecurity Act 2015; Cl.33 Biosecurity Regulation 2017)

It is illegal to import into or sell this plant. You should notify Council if you see evidence of this plant being imported into or sold within Hornsby Shire (including on the internet).

Witchweeds

Striga species

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.

Yellow burrhead

Limnocharis flava

Prohibited Matter (Part 4, Biosecurity Act 2015)

It is illegal to grow, keep, import, sell or move this plant. You must notify Council as soon as you become aware of this plant. Failure to notify is also illegal.