Torenia crustacea is a small, low-growing annual or short-lived perennial herb from Asia, now widespread in warm regions and often a weed in rice paddies and wet ground. It thrives in consistently moist soil and spreads by rooting at the nodes.
Family
Linderniaceae (Linderni family)
Grows as
Annual, Perennial
Light
Part shade, Full sun
Water
Keep the soil consistently moist, as it naturally grows in wet ditches and paddies.
Soil
Moist, fertile, well-drained loam or garden soil that holds water.
Temperature
Warm tropical conditions, roughly 20–32 °C; protect from frost.
How easy
Easy
Native range
Tropics & Subtropics
Climate
seasonally dry tropical
About
Torenia crustacea, commonly known as the Malaysian false pimpernel or brittle false pimpernel, is a species of annual or short-lived perennial flowering plant in the family Linderniaceae. Native to Asia, it has become widely distributed throughout tropical and subtropical regions worldwide and is considered a minor weed in rice paddies and other agricultural areas.
Where it grows
Torenia crustacea is native to tropical and temperate Asia, including China, India, Japan, Malaysia, Indonesia, and the Philippines. It has been widely introduced and naturalised throughout tropical and subtropical regions worldwide, including Africa, Australia, the Pacific Islands, Central America, South America, the Caribbean, and the southeastern United States.
Text excerpted from the Wikipedia article Torenia crustacea 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.