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 61 - 72 of 140 results

Flax-leaf broom

(Cytisus linifolius)
PerennialShrub

Fountain grass

(Cenchrus setaceus)
PerennialGrass

Gamba grass

(Andropogon gayanus)
PerennialGrass

Gazania

(Gazania spp.)
PerennialHerb

Giant arrowhead

(Sagittaria montevidensis)
Report if seen
Perennial

Giant reed

(Arundo donax)
PerennialGrass

Gorse

(Ulex europaeus)
PerennialShrub

Ground asparagus

(Asparagus aethiopicus)
PerennialClimber

Hoary cress

(Cardaria draba)
PerennialHerb

Horehound

(Marrubium vulgare)
PerennialHerb

Horsetails

(Equisetum spp.)
Report if seen
PerennialHerb

Hydrocotyle

(Hydrocotyle ranunculoides)
Report if seen
Perennial