Species Guide: Common Urban Trees

Akasia Kuning

An earleaf acacia with its irregular tree crown. Photo by Goh Shang Ming

Common name: Earleaf Acacia, Black Wattle

Malay name: Akasia Kuning

Scientific name: Acacia auriculiformis

Conservation status: Least concerned, Cultivated, Naturalised, Introduced (Australia, Papua New Guinea and Indonesia)


A medium-sized tree that grows up to 30 m tall. Tree crown is dense and irregular. Stems are crooked and twisted. Leaves are shiny and sickle-shaped. Bears rods of yellow flowers. Produces woody, twisted pods.

The tree creates dappled shade. Photo by Goh Shang Ming

Habit: Perennial tree

Cultivation: It is planted by seeds, cutting or air-layering

Ecological function: The flowers attract pollinators. The tree provides shade for other shade-loving plants. It is nitrogen-fixing i.e. convert atmospheric nitrogen into more usable form in soil. This tree is planted to control soil erosion.

Pollinator: Insects

Soil: Sand, loam, clay. It can tolerate saline soils

Moisture: Well-drained soils

Shade: No shade

Use: Timber (charcoal & paper pulp)

By ShangMing

A plant lover. I like small, medium, gigantic, ordinary, exotic, local, foreign plants. Just because they thrive to stand out.