Corydalis yanhusuo seed
LATIN NAME: CORYDALIS YANHUSUO
COMMON NAME: Yanhusuo, Asian Corydalis, Corydalis
Yanhusuo is a modest spring flower with a very long history of healing, and it has been treasured in China for more than a thousand years. It grows as a low, delicate perennial, with feathery, blue-green, fern-like leaves, and in early spring it bears short racemes of small, tubular flowers in shades of pink, purple or white, with darker lips; beneath the ground, however, lies the source of its fame, a small, hard, yellowish tuber which has been used in traditional Chinese medicine as a valued remedy for pain. It is native to the high-altitude grasslands of China, from Anhui and Henan across to Hubei and Hunan, and it is cultivated for its medicinal tubers, gentle in appearance and powerful in its tradition.
Scientific Research & Plant Biotechnology
Yanhusuo has a distinguished and modern record in pharmacological research. The tuber is an important therapeutic agent in traditional Chinese medicine, long used to relieve pain, and in recent decades researchers have studied its chemistry extensively, identifying a range of alkaloids, including tetrahydropalmatine and related compounds, that have been studied for their pain-relieving and other effects; this has made yanhusuo one of the most studied traditional medicines in the world, bridging traditional practice and modern pharmacology. The species has also been studied in cultivation research, since the tubers are grown as a medicinal crop in China, and in plant chemistry for the diversity of its alkaloids, while its delicate spring flowers and its place in the high-altitude grasslands have been of interest to botanists. For a plant of such long use and such modern promise, yanhusuo has a rich and exciting record of research.
Ecological & Economic Value & Wide Applications
To grow the Yanhusuo from seed, ecologically, yanhusuo belongs to the quiet life of the high grasslands. Its early spring flowers feed bees and other early pollinators, and it is part of the delicate plant life of the mountain meadows where it grows, brightening the short growing season of the high country. Its economic value is considerable: the tubers are one of the most important herbs in traditional Chinese medicine, used widely and cultivated as a medicinal crop in China, while research into the tuber’s alkaloids has opened new possibilities in modern medicine, and the plant is a gentle and interesting subject for the gardener with a cool, partly shaded corner. To bring the yanhusuo on, sow the fresh seeds in pots of free-draining compost as soon as they ripen, and keep them cool, moist and lightly shaded.
sow the fresh seeds in pots of free-draining compost as soon as they ripen, and keep the young corydalis cool, moist and lightly shaded.
LATIN NAME: Corydalis yanhusuo
COMMON NAME: Yanhusuo, Asian Corydalis, Corydalis
Yanhusuo is a modest spring flower with a very long history of healing, and it has been treasured in China for more than a thousand years. It grows as a low, delicate perennial, with feathery, blue-green, fern-like leaves, and in early spring it bears short racemes of small, tubular flowers in shades of pink, purple or white, with darker lips. Beneath the ground, however, lies the source of its fame: a small, hard, yellowish tuber, which has been used in traditional Chinese medicine as a valued remedy for pain. It is a plant of the high-altitude grasslands, gentle in appearance and powerful in its tradition.
Yanhusuo belongs to the poppy family, Papaveraceae, and it is native to the high-altitude grasslands of China, from Anhui and Henan across to Hubei and Hunan. It is cultivated for its medicinal tubers, and it has been a cornerstone of traditional medicine for centuries.
Positive & Encouraging Seed Germination Guide
Growing yanhusuo from seed is a patient, rewarding project. The seeds sit inside the slender capsules that follow the flowers, and they germinate best if sown fresh and given cool, moist conditions, so sow them in pots of free-draining compost as soon as they ripen, and keep them in a cool, shaded spot. Germination can be slow and uneven, with seedlings appearing over weeks or months, so be patient. Grow the young plants on in pots, giving them cool, moist, partly shaded conditions, and plant them out in a sheltered, woodland-like spot once they are strong. In time, the plants will form their underground tubers.
Scientific Research & Plant Biotechnology
Yanhusuo has a distinguished and modern record in pharmacological research. The tuber is an important therapeutic agent in traditional Chinese medicine, long used to relieve pain, and in recent decades researchers have studied its chemistry extensively, identifying a range of alkaloids, including tetrahydropalmatine and related compounds, that have been studied for their pain-relieving and other effects. This has made yanhusuo one of the most studied traditional medicines in the world, bridging traditional practice and modern pharmacology. The species has also been studied in cultivation research, since the tubers are grown as a crop, and in plant chemistry for the diversity of its alkaloids. For a plant of such long use and such modern promise, yanhusuo has a rich and exciting record of research.
Ecological & Economic Value & Wide Applications
Ecologically, yanhusuo is a gentle plant of the high grasslands. Its early spring flowers feed bees and other early pollinators, and it is part of the delicate plant life of the mountain meadows where it grows.
Its economic value is considerable. The tubers are one of the most important herbs in traditional Chinese medicine, used widely for pain relief and other purposes, and they are cultivated as a medicinal crop in China. Research into the tubers alkaloids has also opened new possibilities in modern medicine. For a grower, yanhusuo is a valuable medicinal plant, and for a gardener it brings delicate spring flowers with a very long and useful history.
Corydalis Yanhusuo is an herb in the papaver family that is used in traditional Chinese medicine to invigorate the blood and relieve pain. It is also a particularly potent sedative that can be useful for insomnia. It is also reported to be a very effective natural pain killer without the addictive properties of many prescription drugs. Do not use if pregnant or nursing or without the approval of a doctor or healthcare professional.