The main criteria of cultivating gastrodia elata and honey mushroom is temperature. The normal development condition is between 2 to 28 degree and it’s important to control the temperature. All the Temperatures across the country can be divided into 3 types:
(1) Heilongjiang, Jilin, Liangning, Neimenggu, Qinghai and Xinjiang, these areas must prevent seeds from freezing in winter and don’t have to worry about the growing condition in summer. The preferred plan is to grow gastrodia elata indoors and make them warm in winter. It is better not to freeze indoors and when growing gastrodia elata outdoors, cold protections should be taken. It is also a good way to grow them according to the seasons.
(2) In addition to proventing frostible, areas such as Shandong, Hebei, Shanxi, Hubei, Anhui, Jiangsu, Henan should also make sunstroke prevention. The preferred plan is to grow them in a well-ventilated room, put water cooling in summer and keep room temperature at 2 degree in winter.
(3) Hunan, Zhejiang, Fujian, Guangxi, Guangdong, Sichuan, these areas should consider how to lower the temperature, make full use of cave, the high mountains and dense forests. In a word, people should try to make indoor temperature in summer not more than 28 degree.