[ Agricultural Products Network] The production area of ​​Tianma is very extensive .
Gastrodia is generally born in a place where the forest is damp and humus is thick. Tianma is a cool, humid environment, afraid of freezing, fear of drought, fear of high temperatures, and fear of water accumulation. Gastrodia elata has no roots and no green leaves; Tianma is perennial in the soil with tubers. Gastrodia has a special nutritional form, and it is specially obtained from the inoculating mycelium of the honeysuckle. Therefore, Tianma generally grows in sandy loam with rich humus, loose and fertile, soil pH 5.5-6.0, and good drainage.
As long as the above conditions are met, Tianma can be planted. Gastrodia is widely distributed in Jilin, Liaoning, Hebei, Henan, Anhui, Hubei, Sichuan, Guizhou, Yunnan, Shaanxi, and Tibet. The main production in Yunnan, Sichuan, Guizhou and other places.
Foreign countries like Nepal, Bhutan, India, Japan, the Korean Peninsula and Siberia also have a distribution of gastrodia.
