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Gymnostoma nobile

In Singapore: Bornean Ru, Rhu Ronang, Bornean Rhu (Grown in Singapore)

Gymnostoma nobile is a tree from northern Borneo, native to nutrient-poor heath (kerangas) forests. It is a nitrogen-fixing species and is rarely grown as a garden plant outside its native range.

Family
Casuarinaceae (Casuarin family)
Grows as
Tree
Light
Full sun, Part shade
Water
Water regularly while establishing, then let the top of the soil dry slightly between waterings.
Soil
Free-draining, low-fertility soil; a sandy or acidic mix suits it.
Temperature
20–32 °C; protect below 15 °C
How easy
Hard
Native range
N. Borneo
Climate
wet tropical

About

Gymnostoma nobile is a species of tree endemic to northern Borneo.

Gymnostoma nobile is native to heath forests, also known as kerangas forests, which grow on nutrient-poor soils. It is a nitrogen-fixing plant.

Other Gymnostoma plants

Gymnostoma sumatranum

[Contains information from Leaf Area Index (LAI) and Heritage Trees from data.gov.sg (National Parks Board), made available under the terms of the Singapore Open Data Licence version 1.0]

Text excerpted from the Wikipedia article Gymnostoma nobile 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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