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When is the best time to harvest Gastrodia elata seed capsules?
After the Gastrodia elata flower is pollinated, the ovary gradually enlarges, and the capsule is light brown or pink, elongated ovoid, with 6 longitudinal ridges. Each capsule contains 10,000 to 50,000 seeds, up to a maximum of 80,000 seeds. The seeds are tiny. They are powdery, and their size and shape are difficult to distinguish with the naked eye