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Siamese Rough Bush

Streblus asper

Siamese Rough Bush
Photo: Vinayaraj, CC BY-SA 4.0

Streblus asper is a medium-sized tree or large shrub from dry regions of South and Southeast Asia, grown mostly for its rough, sandpaper-like leaves and tolerance of harsh conditions. It is a tough, drought-tolerant species suited to warm, sunny sites.

Family
Moraceae (Fig & mulberry family)
Grows as
Tree, Shrub
Light
Full sun, Part shade
Water
Water regularly while young, then sparingly once established; let the soil dry between waterings.
Soil
Well-drained soil, tolerant of poor and sandy soils.
Temperature
18–35 °C; protect below 10 °C
How easy
Easy
Safety
Toxic
Native range
S. China to Trop. Asia
Climate
wet tropical

About

Streblus asper is a species of flowering plant in the family Moraceae. This tree is sometimes referred to by the common names Siamese rough bush, khoi, serut, and toothbrush tree. It is a medium-sized tree native to dry regions in the Andaman Islands, Assam, Bangladesh, Cambodia, South-Central and Southeast China, East and West Himalaya, Hainan, India, Indonesia, Java, Laos, the Lesser Sunda Islands, Malaysia, Myanmar, Nepal, the Nicobar Islands, Pakistan, the Philippines, Sri Lanka, Sumatra, Thailand, and Vietnam.

In the Philippines, it is commonly known as "bogta-e","bogtalay", and "Kalyos". In Cambodia, it is known as Snay. Several rural communes in Cambodia were named after the tree such as Snay Pol village (Poisonous Snay) of Prey Veng and Krang Snay (Hill of Snay) of Kampot Province. In Malaysia, it is known as "kesinai".

Text excerpted from the Wikipedia article Streblus asper 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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