A small, spreading Australian shrub with bright scarlet flowers arranged along one side of the flower spike, native to rocky ground at Mount Finke in central South Australia. It needs dry conditions and very well drained soil, and it struggles in humid, wet climates.
Family
Proteaceae (Protea family)
Grows as
Shrub
Light
Full sun
Water
Water sparingly and let the soil dry out between waterings; avoid waterlogging.
Soil
Very well drained, sandy or gritty mix; poor soil is fine.
How easy
Moderate
Native range
South Australia (Mt. Finke)
Climate
subtropical
About
Grevillea treueriana, also known as Mount Finke grevillea or scarlet grevillea, is a species of flowering plant in the family Proteaceae and is endemic to Mount Finke in South Australia. It is a shrub with pinnatisect leaves with 3 to 7 lobes, the end lobes linear and sharply pointed, and bright scarlet flowers on one side of the floral rachis.
How to grow it
This species prefers a dry climate and well drained soil, but can be grafted on to rootstocks of Grevillea robusta or Grevillea 'Poorinda Royal Mantle' to enable cultivation in areas with higher humidity and rainfall. Plants can be propagated by taking cuttings from current seasons growth, or from seed which has been nicked with a sharp knife.
Where it grows
Mount Finke grevillea in restricted to Mount Finke in central inland South Australia, where it grows in rocky crevices in shallow sand.
Text excerpted from the Wikipedia article Grevillea treueriana 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.