Ginseng (Panax ginseng GC. A.mey) is a perennial herb, which likes shade, leaves have no stomata and palisade tissue, and cannot retain water. When the temperature is higher than 32 degrees, the leaves will burn, and the canopy density is 0.7-0.8. It usually blooms in 3 years and bears fruit in 5-6 years. The flowering period is May-June and the fruiting period is June-September.