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Venenous Alstonia

Alstonia venenata

Venenous Alstonia
Photo: Vinayaraj, CC BY-SA 3.0

Alstonia venenata is a shrub or small tree from the dry deciduous forests of southern India, grown mainly as a wild or medicinal plant rather than an ornamental. It is rarely cultivated, and it is best grown warm, sunny and well drained.

Family
Apocynaceae (Dogbane family)
Grows as
Tree, Shrub
Light
Full sun, Part shade
Water
Water regularly during the growing season and let the top of the soil dry out between waterings.
Soil
Well-drained loam or sandy soil.
Temperature
18–35 °C; protect below 10 °C
How easy
Moderate
Safety
Toxic: The whole plant, especially the latex and bark, contains alkaloids that can be harmful if swallowed; the name venenata refers to its poisonous nature.
Native range
S. India
Climate
seasonally dry tropical

About

Alstonia venenata is a plant of the family Apocynaceae. It grows as a shrub or small tree in low to mid elevation deciduous forests of India. The bark of the plant and, sometimes, the fruit, are used for medicinal purposes.

Other Alstonia plants

Milkwood · Alstonia angustifolia · Alstonia angustiloba · Alstonia annamensis · Alstonia beatricis · Alstonia · Alstonia breviloba · Alstonia · Alstonia constricta · Alstonia costata · Alstonia iwahigensis · Deviltree

Text excerpted from the Wikipedia article Alstonia venenata 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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