Environmental Weeds in Sydney North

• Noxious Weeds
• Other Significant Environmental Weeds
• Weed Alerts

Weed control

• Hand removal techniques
• Biocontrol

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Groundsel Bush

Botanical Name: Baccharis halimifolia
Family:  


Source: Coastcare "Attack of the Killer Weeds"

 
Special Note: Please contact your local control authority to report a sighting.

 

Description:
 Native to north eastern America, Groundsel Bush is a bushy shrub from 1 - 6m high.

Male and female flowers are on separate plants. Male flowers are cream, female flowers are white. Flowers from summer to autumn.

Produces numerous seeds giving the plant a fluffy white appearance.

Each plant can produce up to 1.5 millions seeds per year.

Dispersal:

Impact on Bushland:
Found in poorly drained sites around coastal wetlands. It is a major problem on the north coast of NSW and is spreading southward to sections of the central coast.

Control:

Manual: Young plants are easily removed by hand-pulling.
  Care should be taken to remove all the roots as they are capable of re-growth
  For large infestations regular slashing over the long term has proven effective.
Chemical: Please contact your local control authority for advice on chemical control.

Similar Species:

Suggested Alternatives:

References: