Panax notoginseng is mainly produced in Yunnan, Guangxi, Jiangxi, Sichuan and other places. Wenshan, Yunnan is the "hometown of Sanqi".
Panax notoginseng was born at an altitude of 1200- 1800 meters. It likes warm, cool and humid environment, and is afraid of cold, heat and water. The soil is loose red soil or brownish red soil, slightly acidic; The annual average temperature is 16.0- 19.3℃. If the temperature lasts for 3-5 days and the growing period is above 30℃, plants are prone to disease. Dongpo is suitable for farming, with a slope of 5- 15. Planting in low-lying land is prone to root rot.
Panax Notoginseng is widely distributed in Yunnan, planted at the altitude of 1200m and 1700m, with Wenshan counties as the main producing areas. Wenshan is the "hometown of Sanqi" and is known as "Chinese medicine aspirin". It has been cultivated in Wenshan for 300-400 years, and it is one of the few Chinese herbal medicines in Yunnan and even the whole country that can fully implement large-scale and standardized artificial cultivation and have the most industrialized development conditions.
Extended data:
Notoginseng planting precautions:
First of all, it is a shade-loving plant. I like an environment that is warm in winter and cool in summer, and I am afraid of cold and heat. I like humidity but I am afraid of stagnant water. The soil moisture content is 22% ~ 40%. The temperature shall not exceed 35℃ in summer and minus 5℃ in winter, and the temperature shall be 18 ~ 25℃. ?
Second, the requirements for soil are not strict, and the scope of application is wide, but sandy loam with loose soil and good drainage is better. It is not suitable for planting in areas that are too sticky, sandy, low-lying and easy to accumulate water. Avoid continuous cropping, and the soil pH is 4.5 ~ 8. ?
Third, the annual Panax notoginseng has only 1 palmately compound leaves. Two-year-olds have 2-3 palmately compound leaves, and each compound leaf consists of 5-7 leaflets, which begin bolting and flowering. Three-four-year-old Panax notoginseng generally has 3-5 palmately compound leaves, most of which are composed of 7 leaflets, and a few are as many as 9 leaflets. The number of compound leaves of panax notoginseng over five years old can reach six. Every year is palm-shaped.
Baidu encyclopedia-sanqi