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Red Thorowax

Bupleurum scorzonerifolium

Also called Sickle Leaf Hare’s Ear

Red Thorowax
Photo: Urgamal Magsar, CC BY 4.0

Red Thorowax is a hardy perennial herb in the carrot family, native to Siberia, Korea, northern and eastern China and Japan, grown mainly for its medicinal root. It is a plant of open, sunny, well-drained ground and is not commonly grown as an ornamental.

Family
Apiaceae (Carrot family)
Grows as
Perennial
Light
Full sun
Water
Water moderately while establishing, then allow the soil to dry between waterings.
Soil
Well-drained, moderately fertile soil; tolerates poor, sandy or stony ground.
Temperature
Hardy to around -30 °C in its native range; tolerates cold winters well.
How easy
Easy
Native range
Siberia to Korea and N. & E. China, C. & S. Japan
Climate
temperate

About

Bupleurum scorzonerifolium is a species of Bupleurum native to China, Siberia, Russian Far East, Korea, and Japan. Its root is used in traditional Chinese medicine known as Radix Bupleuri (柴胡).

Other Bupleurum plants

Chinese Thoroughwax · Lanceleaf thorow wax · Thorow Wax

Text excerpted from the Wikipedia article Bupleurum scorzonerifolium 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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