The latest distribution of North America.

Radix Scutellariae, also known as Laiyang ginseng, sea ginseng, silver ginseng, Liaoshanshen, Sutiao ginseng, Radix Ginseng, etc., is the root of Umbelliferae plant, sweet taste, is a commonly used yin nourishing medicine, nourishing yin and clearing lung, eliminating phlegm and relieving cough, mainly treating lung dryness and cough, heat injury, thirst and other symptoms, mainly produced in Shandong, Hebei, Liaoning, Inner Mongolia and other places.

Distribution of Origin of Radix Glehniae

Radix Glehniae is mainly produced in Shandong, Hebei, Liaoning, Jiangsu and other places, and also distributed in Liaoning, Hebei, Shandong, Jiangsu, Zhejiang, Guangdong, Fujian, Taiwan and other places.

The producing area environment of Radix Glehniae

Radix Glehniae grows in hillside wasteland, likes warm and humid climate, cold and drought tolerance, avoids waterlogging, continuous cropping and peanut stubble, and its seeds belong to the type of low temperature dormancy after ripening. Generally, it takes about 4 months for the soil temperature below 5 ℃ to complete the post-ripening process before seeds can germinate normally, and the seed life span is 1 year.

The hometown of Radix Glehniae in North China

1. Niujiayingzi: Niujiayingzi Town, Kalaqin Banner, is one of the eight major medicinal bases in China, in which the output of the leading product, Radix Glehniae, accounts for 2/3 of the total output of the country. The output of Platycodon grandiflorum accounted for 1/5 of the total output of the country. In 1999, it was named "the hometown of Radix Pseudostellariae and Platycodon grandiflorum" by the state.

2. Shandong Beishen: Shandong Beishen is an authentic medicinal material in Shandong Province, the main producing area of Laiyang City, sand ginseng has been cultivated for more than 500 years, regardless of yield and quality, it is excellent in the whole country.