Identify weeds that pose a serious risk to South Australia's environment and primary industries. Find out about:

  • recommended manual and chemical control options
  • legal obligations for landholders
  • restrictions on weed movement and sale
  • reporting requirements
  • links to state policies.

Reporting alert weeds

Alert weeds should be reported immediately to the Exotic Plant Pest Hotline on 1800 084 881.

To give an accurate report:

  1. Record the location where you saw the weed so it can be found again.
  2. Make detailed notes of the plant's features so it can be identified.
  3. Take a photograph or a sample of the plant, including the leaves, flowers, and fruit.
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Significance
Showing results 1 - 12 of 28 results
Refined by:Reportable

Alligator weed

(Alternanthera philoxeroides)
Report if seen
Perennial

Bellyache bush

(Jatropha gossypiifolia)
Report if seen
PerennialShrub

Blue mustard

(Chorispora tenella)
Report if seen
AnnualHerb

Broomrapes

(Orobanche spp.)
Report if seen
AnnualHerb

Cane needlegrass

(Nassella hyalina)
Report if seen
PerennialGrass

Dodder

(Cuscuta spp.)
Report if seen
AnnualClimber

Espartillo grasses

(Amelichloa brachychaeta & Amelichloa caudata)
Report if seen
PerennialGrass

Eurasian water milfoil

(Myriophyllum spicatum)
Report if seen
Perennial

Giant arrowhead

(Sagittaria montevidensis)
Report if seen
Perennial

Horsetails

(Equisetum spp.)
Report if seen
PerennialHerb

Hydrocotyle

(Hydrocotyle ranunculoides)
Report if seen
Perennial

Lagarosiphon

(Lagarosiphon major)
Report if seen
Perennial