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Black Wattle

Acacia mangium

Also called Brown Salwood, Hickory Wattle, Mangium, Sabah Salwood, Broadleaf Salwood, Northern Wattle, Sally Wattle

In Singapore: Silver Wattle, Brown Salwood, Sabah Salwood, Mangge Hutan, Tongke Hutan, Lancewood, Mangium, Mangium Wattle, Forest Mangrove, Mange, Hickory Wattle, Black Wattle, Sally Wattle, Broadleaf Salwood, 马占相思 (Grown in Singapore)

Black Wattle
Photo: renjus box, CC BY 4.0

Acacia mangium is a fast-growing tree from northern Australia, New Guinea and the Maluku Islands, widely planted for timber, pulp and soil restoration. It grows best in warm, humid tropical conditions with full sun.

Family
Fabaceae (Pea & bean family)
Grows as
Tree
Light
Full sun
Water
Water regularly while establishing, then it tolerates long dry spells once roots are deep.
Soil
Well-drained soils, tolerates poor and acidic soils.
Temperature
Warm tropical conditions; protect from frost.
How easy
Easy
Native range
Maluku to N. Queensland
Climate
wet tropical

About

Acacia mangium, usually commonly known as mangium, hickory wattle or black wattle, is a species of flowering plant in the family Fabaceae and is native to northeastern Queensland in Australia, the Western Province of Papua New Guinea, Papua, and the eastern Maluku Islands. It is a tree with rough, furrowed, pale grey to dark brown bark, glabrous, acutely angled, brown, fawn or green branchlets, obliquely narrowly elliptic to egg-shaped phyllodes, spikes of white to cream-coloured flowers, and irregularly coiled and twisted, or spirally coiled, leathery to more or less woody pods.

Safety

The gum contains 5.4% ash, 0.98% N, 1.49% methoxyl, and by calculation, 32.2% uronic acid. The sugar composition after hydrolysis: 9.0% 4-O-methylglucuronic acid, 23.2% glucuronic acid, 56% galactose, 10% arabinose, and 2% rhamnose.

Other Acacia plants

Jam wattle · Mulga · Acacia aneura var. major · Mulga · Earleaf acacia · Cootamundra wattle · Gidgee · Bower wattle · Cole's Wattle · Small Philippine acacia · Knife acacia · Silver Wattle

[Contains information from Leaf Area Index (LAI) and Heritage Trees from data.gov.sg (National Parks Board), made available under the terms of the Singapore Open Data Licence version 1.0]

Text excerpted from the Wikipedia article Acacia mangium by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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