Where is the latest Bletilla striata planting base?

Bletilla striata is a perennial herb of the genus Bletilla of Orchidaceae. Tuber is not only a traditional convergent hemostatic drug in China, but also a good ornamental plant. In recent years, the market demand for Bletilla striata is very strong. In addition, wild Bletilla striata in most parts of our country has been overmined.