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Acacia undosa

Acacia undosa
Photo: MargaretRDonald, CC BY-SA 4.0

Acacia undosa is a dense, spreading shrub native to the Wheatbelt of south-western Western Australia, growing 0.3 to 1.5 metres tall with yellow flowers in winter and spring. It is grown in gardens mainly for its tidy form and bright flowers, and suits dry, sunny sites with well-drained soil.

Family
Fabaceae (Pea & bean family)
Grows as
Shrub
Light
Full sun
Water
Water sparingly once established; allow soil to dry out between waterings and avoid waterlogging.
Soil
Well-drained sandy or sandy-loam soil; tolerates clay if drainage is good.
Temperature
Tolerates mild to warm conditions; frost hardy to about -5 °C in dry soil, protect in prolonged cold or wet weather.
How easy
Easy
Native range
SW. Western Australia
Climate
subtropical

About

Acacia undosa is a shrub of the genus Acacia and the subgenus Plurinerves that is endemic to an area of south western Australia.

Where it grows

It is native to an area in the Wheatbelt region of Western Australia where it is commonly situated in low-lying areas or on undulating plains growing in sandy clay or sandy-loamy soils. The range of the plant extends from around Bruce Rock and Tammin in the north down to near Lake Grace in the south west and Lake King in the south east where it is often a part of open shrub mallee communities.

Other Acacia plants

Acacia abbatiana · Acacia abbreviata · Acacia abrupta · Acacia acanthaster · Harrow Wattle · Acacia acellerata · Gold-dust acacia · Acacia aciphylla · Acacia acoma · Acacia acradenia · Strap Leaved Wattle · Acacia acuaria

Text excerpted from the Wikipedia article Acacia undosa 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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