Australian Native Plants

  Acacia decurrens (Black Wattle)

Acacia decurrens photo
Acacia decurrens

Photograph by J Brew. Some rights reserved.    (view image details)


distribution map showing range of Acacia decurrens in Australia

Map is from The Atlas of Living Australia web site, licensed under Creative Commons Attribution 3.0 Australia License

Common Name
Black Wattle

Other Names
Early Green Wattle, Coast Green Wattle, Early Black Wattle, Sydney Green Wattle, Queen Wattle

The Black Wattle is a fast-growing tree growing from 2 m to about 15 m in height. The bark can be smooth or deeply fissured, and is brown to dark grey in colour. The leaves are fern-like (bipinnate) and dark green. New foliage has yellow tips. Yellow or golden yellow flowers are produced in winter and spring. The flowers are in dense clusters about 6 cm to 11 cm long, made up of many flower heads about 6 mm in diameter. The seed pods are flat and grow up to 10 cm long and 8 mm wide. The seeds are dark brown or reddish brown to black.

Black Wattle is found in open woodlands, dry sclerophyll forests roadsides, along creeks, disturbed sites, bushlands. It grows on shale and sandstone soils with where drainage is good.

Acacia decurrens is native to the tablelands of New South Wales and Australian Capital Territory. It has become naturalised in most Australian states including Queensland, Victoria and Tasmania. It has also naturalised in many other parts of the world including Africa, the Americas, Europe, New Zealand and Japan.

Growth Characteristics
Height: 5m - 15m
Spread: 5m - 8m

scarified seed

Wildlife Interest
attracts seed-eating and insect-eating birds

Common Name:Black Wattle

Relatives in same Genus
  Acacia acanthoclada
  Acacia acinacea
  Acacia acradenia
  Acacia aculeatissima
  Acacia alata
  Acacia amblygona
  Acacia amoena
  Acacia aneura
  Acacia aulacocarpa
  Acacia auriculiformis
  Acacia baileyana
  Acacia beckleri
  Acacia boormanii
  Acacia brachybotrya
  Acacia brachystachya
  Acacia buxifolia
  Acacia caesiella
  Acacia calamifolia
  Acacia cardiophylla
  Acacia chrysocephala
  Acacia cognata
  see A-Z list for more ...