Medicine farmers must know the cultivation of Radix Paeoniae Alba

White peony root is a common bulk Chinese herbal medicine, mainly by artificial cultivation supply, sold throughout the country and exported. The following will explain the main methods and management of white peony cultivation.

(1) Growth habits of white peony root

Paeonia lactiflora is a perennial root plant, which is suitable for warm and humid climate because of its light-loving, warm-loving, fertilizer-loving and certain cold-resistant characteristics. More buds are used for reproduction, and their growth cycle is longer, usually 4-5 years. Soil requirements loose, fertile, sandy loam, sand yellow soil, soil containing humus or silted loam is good, not in saline-alkali land planting. Avoid continuous cropping, usually at intervals of 3 to 5 years, and can rotate with other plants such as legumes.

(2) Cultivation methods of white peony root

It is usually propagated in August and October. According to the row spacing of 50×30 cm, 4000-4500 plants are planted per mu. Hole planting, each hole put bud head 1-2, buried in the ground 3-6 cm is appropriate, cover soil and apply human excrement, pay attention to pile into a small pile. In early March of the following year, the soil was flat before the buds sprouted.

When harvesting the peony bud head, cut off the peony bud head from the root, select the high-quality bud plate with thick shape and no diseases and insect pests, cut into several pieces according to the size and number of buds, 2-4 buds per bud, and seed. Generally, one mu of collected peony buds can be planted on three mu of land. Bud heads are best planted as they are cut. If it cannot be planted in time, it is stored indoors in a cool and dry place covered with moist fine sand or outdoors.

(3) Field management of white peony cultivation

Early spring loose soil to preserve moisture, after emergence of five times a year intertillage weeding, pay attention to intertillage should be shallow. From the second year, topdressing is applied three times a year, the first time in late March to early April, the second time in late April, and the third time in October to November. Pay attention to applying fertilizer to the holes on both sides of the plant. Peony likes drought and fears waterlogging. Generally, it does not need irrigation. When it is seriously dry, it should be irrigated in the evening. Flood and rainy, should pay attention to timely drainage. The buds should be removed in time every spring to ensure nutrient and fertile roots.

White peony is mainly planted in Anhui, Zhejiang, Sichuan and other places. They are respectively called "white peony root","hang white peony root" or "east white peony root","sichuan white peony root" or "river white peony root". Among them, Bo Baishao has the highest yield and Hang Baishao has the best quality. In addition, in Yunnan, Jiangxi, Hunan, Hubei, Guizhou, Gansu, Shaanxi and other places are also cultivated.

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