What is the planting method of Polygonatum sibiricum?

The planting method of Polygonatum sibiricum can refer to the following:

1. Land selection and soil preparation: Huang Jing should be planted in moist and fully shaded plots, with loose soil, good water retention or sandy loam.

2. Transplanting seedlings: Transplanting Polygonatum sibiricum, digging holes according to the row spacing of 30cm and the plant spacing of15cm, and then planting the grown seedlings in into the pit, with 2 plants in each hole, covering tightly with soil and watering once.

3, intertillage weeding: regular intertillage weeding, 4 times a year, should be shallow hoe, so as not to hurt the roots, and appropriate soil cultivation, promote plant health, and weeding in the later stage.

4. Rational topdressing: Polygonatum sibiricum combined with intertillage topdressing every year.

5. Timely irrigation and drainage: Vitex negundo likes to be wet and afraid of drought. The field should be wet frequently. In case of dry climate, it should be watered in time. However, in rainy season, it is necessary to prevent accumulated water from being drained in time to avoid root rot.

6. Flower removal: Flowers and fruits of Polygonatum sibiricum will consume a lot of nutrients and affect the growth of rhizomes. Therefore, it is necessary to pick off the flower buds in time before they form, so as to promote the centralized transfer of nutrients to the roots of the harvest and improve the yield.

7. Disease control: The leaf spot of Polygonatum sibiricum was controlled with 500 times solution of 65% zineb wettable powder, and the black spot was sprayed with 1: 1: 100 bordeaux solution, and the seed was dressed with 75% phoxim emulsifiable concentrate at the larval stage of 0. 1% or 90% of the seed amount.

8. The rhizome of Polygonatum sibiricum is harvested 2-3 years after planting, and the seeds are harvested 3-4 years after planting. It can be harvested in spring and autumn, but the harvest quality in autumn is better.

Polygonatum sibiricum is a traditional nourishing medicinal material, also known as tiger ginger, chicken head ginseng, yellow chicken cabbage and so on. It is the dried rhizome of Liliaceae plant Polygonatum yunnanense, Polygonatum sibiricum or Polygonatum multiflorum, commonly known as rhubarb essence, Polygonatum sibiricum, Polygonatum sibiricum and so on. According to different shapes, it has the effects of benefiting qi and promoting fluid production, invigorating spleen and moistening lung, nourishing yin and tonifying kidney.

The price of Polygonatum sibiricum is about 15 ~ 20 yuan, but the variety, quality, origin and market are quite different. For example, the price of Polygonatum sibiricum is about 13 ~ 15 yuan a catty, Polygonatum sibiricum is about 18 ~ 20 yuan, and the price of Polygonatum sibiricum tablets is above 40 yuan.