Ginseng is a perennial herb. Ginseng taproot is 30-60 cm high, plump, fleshy, yellow-white, cylindrical or spindle-shaped, slightly branched below. The rhizome (reed head) is short and erect.
Ginseng stems are upright, cylindrical and unbranched; Annual plants have only one leaf at the top of the stem, and the leaf has three leaflets, commonly known as "three flowers".
Extended data:
Ginseng mostly grows in the climatic conditions of 10 with an average temperature of -23-5℃ in October and 20-26℃ in July, with strong cold tolerance, with a low temperature of -40℃ and a suitable growth temperature of 15-25℃.
Generally, it grows in places where the annual accumulated temperature is 2000-3000℃, the frost-free period is 125- 150 days, the snow is 20-44cm, and the annual precipitation is 500-1000 mm. Most of them are distributed in eastern Liaoning, eastern half of Jilin and eastern Heilongjiang, and introduced from Hebei, Shanxi and Shandong. The Soviet Union, Korea and Japan also have cultivation. Ginseng likes cold and humid climate.
Prefer oblique and diffuse light, avoid strong light and high temperature. The soil should be well-drained, loose and fertile brown forest soil with deep humus layer or brown forest soil containing mountain ash, and the soil pH value should be 5.5-6.2.
References:
Baidu encyclopedia-ginseng