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Caustic Bush

Grevillea mimosoides

Caustic Bush
Photo: John Wrigley, CC BY 3.0

Caustic bush is a shrub or small tree native to northern Australia, grown mainly in its native range rather than as a garden or houseplant. Its key feature is toughness in seasonally dry tropical conditions, with plenty of sun and a free-draining soil.

Family
Proteaceae (Protea family)
Grows as
Tree, Shrub
Light
Full sun
Water
Water regularly while establishing, then reduce to suit the seasonal wet-dry cycle; avoid waterlogging.
Soil
Well-drained, sandy or gravelly soil; tolerates poor soils.
Temperature
Tropical to warm temperate, roughly 15-35 °C; protect from frost.
How easy
Moderate
Native range
N. Australia
Climate
seasonally dry tropical

About

Grevillea mimosoides, commonly known as caustic bush, is a species of flowering plant in the family Proteaceae and is endemic to northern Australia. It is a shrub or small tree with curved, narrowly elliptic or egg-shaped leaves and greenish-white to cream-coloured or pale yellow flowers.

Where it grows

Caustic bush grows in shrubland or woodland, often in seasonally wet areas, and is found in the northern and western Kimberley region of Western Australia, the northern part of the Northern Territory, and north of Cloncurry, Chillagoe and Mareeba in northern Queensland.

Other Grevillea plants

Grevillea acacioides · Grevillea acanthifolia · Grevillea acerata · Grevillea acrobotrya · Grevillea acropogon · Grevillea acuaria · Grevillea adenotricha · Grevillea agrifolia · Grevillea albiflora · Catclaws Grevillea · Grevillea alpivaga · Grevillea althoferorum

Text excerpted from the Wikipedia article Grevillea mimosoides 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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