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Alstonia annamensis

Alstonia annamensis is a tree in the dogbane family (Apocynaceae) native to Cambodia and Vietnam, growing in tropical dry forest at 600 to 1,800 m. It is a timber and ornamental-type tree rarely grown in home gardens, and is best kept as a large tropical specimen where conditions allow.

Family
Apocynaceae (Dogbane family)
Grows as
Tree
Light
Full sun, Part shade
Water
Water regularly while establishing, then let the top of the soil dry between waterings.
Soil
Well-drained loamy soil.
Temperature
18–35 °C; protect below 10 °C
How easy
Hard
Native range
Cambodia to Vietnam
Climate
wet tropical

About

Alstonia annamensis is a species of flowering plant in the family Apocynaceae. It is a tree native to Cambodia and Vietnam. In Vietnam it native to Khánh Hòa and Ninh Thuận provinces, where it grows in tropical dry forest from 600 to 1,800 meters elevation.

It was first described as a variety of Alstonia angustifolia, Alstonia angustifolia var. annamensis, by Joseph Vincent Monachino in 1949. In 1998 Kade Sidiyasa described it as a full species, Alstonia annamensis.

Other Alstonia plants

Milkwood · Alstonia angustifolia · Alstonia angustiloba · Alstonia beatricis · Alstonia · Alstonia breviloba · Alstonia · Alstonia constricta · Alstonia costata · Alstonia iwahigensis · Deviltree · Hard milkwood

Text excerpted from the Wikipedia article Alstonia annamensis 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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