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Leucas aspera
Also called Common Thumba, Wild Ocinum
Common Leucas is an annual herb or undershrub in the mint family, typically 15 to 60 cm tall, widely found as a weed in India, the Philippines and parts of Asia and the Indian Ocean. It is grown mainly as a wild or medicinal plant and is easy to establish from seed in warm, dry conditions.
Leucas aspera is a plant species within the genus Leucas and the family Lamiaceae. Although the species has many different common names depending on the region in which it is located, it is most commonly known as Thumbai or Thumba. Found throughout India, it is known for its various uses in the fields of medicine and agriculture.
Leucas aspera is commonly found throughout India and the Philippines as well as the plains of Mauritius, Reunion Island and Java. In India and the Philippines, it is a very common weed.
Text excerpted from the Wikipedia article Leucas aspera 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.
