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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Showing results 73 - 84 of 140 results

Hymenachne

(Hymenachne amplexicaulis and Hymenachne calamitosa)
PerennialGrass

Innocent weed

(Cenchrus longispinus and Cenchrus spinifex)
AnnualGrass

Italian buckthorn

(Rhamnus alaternus)
PerennialShrub

Khaki weed

(Alternanthera pungens)
PerennialHerb

Kochia

(Bassia scoparia)
AnnualHerb

Lagarosiphon

(Lagarosiphon major)
Report if seen
Perennial

Leafy elodea

(Egeria densa)
Report if seen
Perennial

Lincoln weed

(Diplotaxis tenuifolia)
PerennialHerb

Madeira vine

(Anredera cordifolia)
PerennialClimber

May

(Crataegus monogyna)
PerennialShrub

Mesquite

(Prosopis spp.)
Report if seen
PerennialShrub

Mexican feathergrass

(Nassella tenuissima)
Report if seen
PerennialGrass