Acacia longifolia var. longifolia, Sallow Wattle

Image/s
Category
Small to medium shrubs
Scientific Name
Acacia longifolia var. longifolia
Common Name/s
Sallow Wattle
Weed Information

Threat: High threat environmental weed.

Description: Erect large shrub or small tree that can spread to 8 metres with bright yellow flowers and flattened leaf structures (phyllodes).

Flowers: Bright, yellow and clustered in dense cylindrical spikes 2–5cm long in axils along branches, flowering late winter to spring.

Fruit: Fairly straight pod 5–15cm long with four to 10 seeds and maturing in late spring to summer.

Leaves: Phyllodes alternate, linear, tapering to blunt tip and more than seven times as long as broad, with two to three obvious parallel veins. There is a gland at the base of the phyllode.

Stems: Smooth angular, green to reddish-green, becoming rounded, woody and grey with age.

Note: Sallow wattle invades heathlands, woodlands, forests, riparian habitats, grassland, coastal dunes, scrub, river systems and catchments. Seeds long lived in soil and regenerate readily after fire.

Control measures: Hand weed, cut and paint or scrape and paint with suitable herbicide.

Dispersal: Ants, birds.