Chinese name: Burnet

Latin name: Sanguisorba officinalis L.

Other names: cucumber incense, mountain gourd, pig ginseng, blood arrow grass

Distribution area: distributed in the north temperate zone of Asia, widely distributed in Europe and various provinces in mainland China

Foreign name: Garden Burnet Root

1. Burnet Root Morphology

Burnet is a perennial herb with a height of 30 cm to 120 cm. The roots are relatively sturdy, mostly in the shape of a spindle, and a small part is cylindrical, the surface is tan or purple-brown, with longitudinal or transverse cracks, and the color of the cross-section is purple-red or yellow-white, which is relatively flat. Stem veins erect, ribbed, without hairs. There are pinnately compound leaves at the root, and four to six pairs of leaflets, the petioles are not hairy, and the petioles of the leaflets are short, ovate or oblong-ovate. The length is one to seven centimeters, and the width is between 0.5 centimeters and three centimeters. The spike-like inflorescences are oval, erect and about one to four centimeters long.

2. Habits of Burnet

Burnet is produced in Heilongjiang, Jilin, Liaoning, Inner Mongolia, Hebei, Shanxi, Shaanxi, Gansu, Qinghai, Xinjiang, Shandong, Henan, Jiangxi, Jiangsu, Zhejiang, Anhui, Hunan, Hubei, Guangxi, Sichuan, Guizhou, Yunnan, Tibet. Raw grasslands, meadows, hillside grasslands, shrubs, under sparse forests, 30-3000 meters above sea level. Widely distributed in Europe, Asia North temperate zone. Burnet is born in sunny hillsides and shrubs, and likes sandy soils. Burnet has strong vitality and does not have strict requirements for cultivation conditions. Its underground part is resistant to cold, and its upper part is resistant to high temperature and rain. It can be cultivated in all parts of North and South China regardless of soil.

3. Planting of Burnet

The planting of Burnet can be done by seed sowing, whether it is spring or autumn sowing, spring sowing can be done in February in thick The seedlings are removed from the wall greenhouse, and the seedlings can also be sown in late April. Autumn sowing is carried out before and after the summer festival. Prepare the ground, turn the ground 10-20cm deep, remove the bricks, tiles, rake and level, apply enough basal fertilizer, make a plot of 1.2mX6m, level the ground, pour foot water before sowing, spread the seeds evenly, and cover the soil with a depth of 2-3 times the size of the seed. It must be covered with plastic film to keep the border moist. Generally, the ground temperature is about 18 ℃, and the seedlings can emerge in 20 days. After the seedlings have grown for 2 months, they can be transplanted into the nutrient pot, and the seedlings can be hardened and slowed down in the multi-span greenhouse, and the survival rate can reach more than 90%. The planting of open field seedlings is best carried out at the end of May and the beginning of June, which is the peak growth season of Burnet, with slow seedlings and good growth.

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