There is only one leaf at the top of the annual plant stem, and the leaf has three leaflets, commonly known as "three flowers"; The biennial stem still has only one leaf, but it has five leaflets, which is called "slap"; Three-year-olds have two opposite compound leaves and five leaflets, which are called "second jiazi";

At the age of four, it increased to three rounds of compound leaves, called "light table"; At the age of five, it increases to four-wheel compound leaves, which is called "four leaves"; Six-year-old children have five whorled compound leaves at the top of their stems, which are called "five leaves".

Ginseng compound leaves are palmately shaped, with 3-5 leaflets, and the middle 3 leaflets are similar in size and have petioles; Leaflets are elliptic or slightly obovate, 4- 15 cm long and 2-6.5 cm wide, with tapered tips, wedge-shaped bases and serrated edges. There are a few bristles scattered on the upper vein, and the lower part is hairless. The bottom 1 pair of leaflets is very small and has no petiole.

Extended data:

growing environment

Ginseng 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, low temperature of -40℃ and suitable growth temperature of 15-25℃.

It grows in the place with annual accumulated temperature of 2000-3000℃, with frost-free period 125- 150 days, snow of 20-44 cm, annual precipitation of 500- 1000 mm, and ginseng enjoys a cool 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.