High risk weeds index

 

Regional priority weed objective: PREVENTION

The following weeds are currently not found in the region, pose significant biosecurity risk, and prevention of the bisecurity risk posed by these weeds is a reasonably practical objective.

  American rats tail grass
(Sporobolus jacquemontii)
  Pink pampas grass Pink pampas grass
(Cortaderia jubata)
Black knapweed Black knapweed
(Centaurea xmoncktonii
  Sea spurge Sea spurge
(Euphorbia paralias)
Chinese knotweed Chinese knotweed
(Persicaria chinensis)
  Skunk vine Skunk vine
(Paederia foetida)
Kei apple Kei apple
(Dovyalis kaffra)
  Water mimosa Water mimosa
(Neptunia oleracea and N. plena)
Ludwigia Ludwigia
(Ludwigia peruviana)
  White trumpet vine

White trumpet vine
(Pithecoctenium crucigerum)

 

State priority weed objective: PREVENTION

The following weeds are currently not found in the state, pose significant biosecurity risk, and prevention is a reasonably practical objective.

Anchored water hyacinth Anchored water hyacinth
(Eichhornia azurea)
 

Mikania vine
(Mikania micrantha)
Bridal veil creeper Bridal veil creeper
(Asparagus declinatus)
  Mimosa Mimosa
(Mimosa pigra)
Broomrapes Broomrapes
(Orobanche spp. all species except
the native o. cernua var. australiana and O. minor)
 

Parthenium weed
(Parthenium hysterophorus)
Frogbit Frogbit
(Limnobium spp. all species)
 

Pond apple
(Annona glabra)
Gamba grass Gamba grass
(Andropogon gayanus)
  Prickly acacia Prickly acacia
(Vachellia nilotica syn. Acacia nilotica)
Hawkweed Hawkweeds
(Hieracium ssp. all species)
  Rubber vine Rubber vine
(Cryptostegia grandiflora)
Hydrocotyl Hydrocotyl
(Hydrocotyle ranunculoides)
 

Siam weed
(Chromolaena odorata)
Karroo acacia Karoo acacia
(Vachellia karroo syn. Acacia karroo)
  Spotted knapweed Spotted knapweed
(Centaurea stoebe
subsp. micranthos)
Kochia Kochia
(Bassia scoparia
excluding subsp. trichophylla)
  Water caltrop Water caltrop
(trapa.spp. all species)

Koster's curse
(Clidemia hirta)

  Fact sheet

  Water soldier Water soldier
(Stratiotes aloides)
Lagarosiphon Lagarosiphon
(Lagarosiphon major)
  Water milfoil Water milfoil
(Myriophyllum spicatum)
Mexican feather grass

Mexican feather grass
(Nassella tenuissima syn. Stipa tenuissima)

  Witchweed Witchweed
Striga spp. except the
native S. parviflora)
Miconia

Miconia
(Miconia spp. all species)

  Fact sheet

  Yellow burrhead Yellow burrhead
(Limnocharis flava)