Stinking Mayweed

What is stinking mayweed?

(Anthemis cotula)

Stinking mayweedGeneric Weed Distribution Map
  • Stinking mayweed is a weed of poorly managed pastures, annual crops, waste areas and roadsides.
  • Stinking mayweed is a declared weed in Tasmania under the Tasmanian Weed Management Act 1999. The importation, sale and distribution of stinking mayweed are prohibited in Tasmania.


How to identify stinking mayweed

  • Stinking mayweed is an annual winter herb of the daisy family, growing from 20 to 60 cm high. Stinking mayweed has a strong unpleasant odour when crushed and a bitter taste. The stems are erect and densely branched. Stinking mayweed flowers are daisy-like, white with a yellow centre.
  • Germination can occur at any time of year where moisture is available, although most germination occurs in spring and autumn. Flowers open in November and flowering continues until March or April when plants die.
  • For further help in identifying stinking mayweed, search the Dennis Morris Weeds and Endemic Flora database for stinking mayweed illustrations. If you are still in doubt about the weed you are dealing with, contact your Regional Weed Management Officer on 1300 368 550 for help.
Stinking mayweedStinking mayweed
All images of stinking mayweed: DPIPWE


Stinking mayweed in Tasmania

  • Stinking mayweed is widely distributed in Tasmania, especially in the north and north-west. Smaller populations occur in the south around Hobart (see map).
  • Stinking mayweed tends to occur on heavy soils that have been disturbed. Stinking mayweed is a weed of poorly managed pastures, waste areas and roadsides. The weed has a pungent smell and can also taint agricultural products such as meat and milk.


What is the legal status of stinking mayweed in your area?

  • The legal responsibilities of landholders and other stakeholders in dealing with stinking mayweed are laid out in the stinking mayweed Statutory Weed Management Plan.
  • Use Table 1 (Zone A municipalities) and Table 2 (Zone B municipalities) in the Statutory Weed Management Plan to find out whether your area falls in an eradication or containment zone.
Detailed management and control guidelines for stinking mayweed can be found in the Stinking Mayweed Control Guide. Refer also to Herbicides for Stinking Mayweed Control. For further information see DPIPWE's Weed Links and Resources.

See also
Stinking Mayweed Control Guide
Herbicides for Stinking Mayweed Control
Statutory Management Plan for Stinking Mayweed
Weed Links and Resources

Other useful links
Pest Genie
APVMA


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