Alligator weed control option
  • Example of product names

  • Herbicide group

  • Application rate (with water unless indicated)

  • Situation

  • Timing

  • Comments

  • Legal status

Alligator weed

Alternanthera philoxeroides

See it - Report it

Early detection is vital to stop Alligator weed becoming established in South Australia.
If you see this weed, please report it to the National Pest Alert Hotline (Freecall) 1800 084 881.

Weed profile

  • Perennial
  • Reportable
  • Weeds of National Significance (WoNS)
  • Hinders movement
  • Habitat: waterways, wetlands

Impact

Invades floodplains and waterways.

Description

  • Aquatic perennial with creeping hollow stems Pairs of bright green oblong leaves at stem nodes.
  • Papery, white, ball-shaped flower clusters.

Control options

Legal requirements in each region

To find out which landscape region you're in visit the NatureMaps website.

Alinytjara Wiluṟara

Eyre Peninsula

Green Adelaide

Hills and Fleurieu

Kangaroo Island

Limestone Coast

Murraylands and Riverland

Northern and Yorke

South Australian Arid Lands

Page Last Reviewed: 06 Sep 2021
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