Abstract: Dendrobium officinate is an endangered and precious Chinese herbal medicine in China. In this study, plum tree, an economic fruit tree in the Emei Mountain, was selected as the epiphyte tree species, and the survival rate and biological characteristics of three seedling ages of Dendrobium officinate were studied. According to the results, plum tree was suitable for epiphytic cultivation of Dendrobium officinate. It was more economical and reasonable to choose 1-year-old Dendrobium officinate for epiphytic cultivation, with high survival rate and normal flowering, and the plant grew vigorously and grew well when harvested.