Kangaroo Acacia

Family:
Fabaceae
Origin:
Australia

General description

Perennial shrub < 3 m tall. Leaves are < 18 x 8 mm and reduced to phyllodes. Spines are stiff and < 1 cm long. Flowers are yellow and borne in inflorescences in July – October. Seedpods are < 60 x 4 mm.

What you need to know

To help protect our environment:

  • You must not breed, distribute, release or sell kangaroo acacia within the Auckland region.
  • You must not plant kangaroo acacia within the Auckland region, unless you are transferring an existing plant on your land to another location within the boundaries of the same property.
  • You must destroy any kangaroo acacia on land that you occupy if it has been planted in breach of the above rules and you are directed to do so by an authorised person.
Auckland Council will manage kangaroo acacia at all sites within the Aotea/Great Barrier Island group where it is known to occur.

If you see kangaroo acacia anywhere on Aotea/Great Barrier Island group, please report it to Auckland Council at pestfree@aucklandcouncil.govt.nz.

Open or disturbed sites, roadsides, farms, scrubland, banks, coastal areas, forest margins, wastelands.

Seeds dispersed by gravity, pods possibly dispersed by water movement. Human-mediated dispersal through deliberate plantings.

Forms dense stands, potentially excluding native vegetation. Nitrogen fixer. May alter soil fertility, nutrient cycling dynamics and plant community compositions.

Site Management

Follow up treated areas 3 times per year. Encourage natural regeneration of native plants or replant treated areas where possible after 2-3 treatments to establish dense ground cover and minimise reinvasion.

Recommended approaches

Do not attempt to undertake control of this species on Aotea/Great Barrier Island group. Please report to Auckland Council if seen on Aotea/Great Barrier Island group.

Physical control

Method: Dig out

Plant parts requiring disposal: Seeds

Disposal options: Remove to greenwaste or landfill if practical

Biocontrol

Biocontrol is currently not available for this species.

Community agrichemical control recommendations

No qualifications
Cut stump and paste freshly cut base of stems with metsulfuron gel
Large stems can be frilled and pasted with metsulfuron gel

Basic Growsafe certified
Cut stump and spray freshly cut base of stems with 5g metsulfuron-methyl per 1L of water

Certified Handler/Experienced agrichemical user
Foliar spray with 5g metsulfuron-methyl per 10L of water and 20ml penetrant

Safety notes

Plant has spines.

CAUTION: When using any herbicide or pesticide please read the label thoroughly to ensure that all instructions and safety requirements are followed.

Similar species

prickly moses
Acacia verticillata

Prickly Moses has thinner “leaves” and has pale yellow flowers.

Search tags

RPMP status


Aotea (Progressive Containment)
Whole region (Sustained Control)
Hauraki Gulf Controlled Area Notice pest
Kangaroo acacia - Main species image