Silver wattle

Silver wattle

Acacia dealbata (Fabaceae)

Common Name:

Silver wattle

Scientific Name:

Acacia dealbata (Fabaceae)


Alternative common names:

Silwerwattel (Afrikaans)

Description:

A fast-growing evergreen tree or shrub, reaching heights of 5-10m, the silver wattle is largely problematic in areas of Kwa-Zulu Natal, Free State and Gauteng.  It has short leaflets with fine hairs and usually silvery-grey in colour. Blooming in July and August, flowers are bright yellow. 

Additional Information


Where does this species come from?

South-eastern Australia and Tasmania

What is its invasive status in South Africa?

CARA 2002 – Category 1(Western Cape), Category 2 (rest of SA) NEMBA – Category 2

Where does this species come from?

South-eastern Australia and Tasmania

Where in South Africa is it a problem?

Kwa-Zulu Natal, Gauteng, Free State and Mpumalanga Provinces.

How does it spread?

Seed dispersal.

Why is it a problem?

It results in a loss of large amounts of water run-off. Silver wattle also competes with and replaces indigenous grassland and riverine species.

What does it look like?

Description: A fast-growing evergreen tree or shrub, reaching heights of 5-10m.
Leaves: Silver-grey to light green, finely haired short leaflets.
Flowers: From July to August, pale to bright yellow globe-shaped flower heads in large fragrant sprays.
Fruit/seeds: Brown or purplish brown flattened pods.

Does the plant have any uses?

Cultivated for timber use for poles and firewood.

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