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Manchu tubergourd

Thladiantha dubia

Also called Red Hailstone, Manchu Tuber Gourd, Golden Creeper, Manchurian Tubergourd

Manchu tubergourd
Photo: unidentified 19th century artist, Public domain

Thladiantha dubia is a hardy herbaceous perennial climbing vine from the gourd family, grown from a tuber that spreads by underground rhizomes. It is aggressive, so give it a sturdy support and room to run or contain its roots.

Family
Cucurbitaceae (Gourd family)
Grows as
Climber, Bulb, Perennial
Light
Full sun, Part shade
Water
Water regularly during the growing season and let the top of the soil dry slightly between waterings.
Soil
Well-drained, fertile garden soil or loam.
Temperature
Hardy in cold climates, tolerating winters to about -30 °C; grows best in warm summers.
How easy
Easy
Native range
Russian Far East to C. & E. China and Korea
Climate
temperate

About

Thladiantha dubia, the Manchu tubergourd, goldencreeper, wild potato, red hailstone, or (French) thladianthe douteuse, is a herbaceous perennial climbing vine of the gourd family. It is native to Russia, northern China, and Korea, but has been introduced to Japan, southeast Europe (Austria, Romania, Germany), the Galapagos Islands, and scattered locations in North America (Manitoba, Ontario, Quebec, Connecticut, Illinois, Massachusetts, Minnesota, New Hampshire, New York, Wisconsin). It is occasionally grown as a medicinal plant, or as an ornamental in North America (the US and Canada).

Like other members of the genus, it is dioecious. It grows from a tuber and spreads vegetatively by sending out underground rhizomes that produce new tubers.

Text excerpted from the Wikipedia article Thladiantha dubia 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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