What are the methods involved in the reproduction of Polygonatum

Polygonatum sibiricum is a common Chinese herbal medicine in China. This product is Polygonatum kingianum coll.et Hemsl., Dry rhizome of Polygonatum sibiricum Red. or Polygonatum cyrtonema Hua. According to different shapes, Xi said "big polygonatum","chicken head polygonatum","ginger polygonatum". Mainly produced in Hebei, Inner Mongolia, Shaanxi, Yunnan and other provinces. Spring, autumn two seasons dig, remove fibrous root, wash, put boiling water slightly hot or steamed to the heart, dry, polygonatum warm tonic, and cooked, remove astringent feeling, taste sweet, so many people use polygonatum tea soaking wine or soup, eat a little every day, used for qi and kidney. As a kidney-tonifying medicine, there is a good planting prospect, but before planting, it is necessary to understand its breeding method. So, what are the breeding methods of Polygonatum sibiricum?

Generally speaking, there are two ways to reproduce polygonatum.

First, rhizome propagation in early spring late March or late autumn around the selection of 1-2 years of healthy, pest free plant roots, select the tip of the tender part, cut into several sections, each section has 3-4 nodes, the wound slightly dried, according to the row spacing of 22-24 cm, plant spacing of 10-16 cm, 5 cm deep planting, slightly suppressed and watered after covering the soil, watering every 3-5 days later, so that the soil keeps moist. When planting in late autumn, some manure and grass should be covered on the soil to keep warm.

Second, seed propagation is generally in August after the seeds mature, mature and full seeds are selected for sand storage immediately: 1 seed, 3 sand mixed evenly. Store in shady pits 30 cm deep, keep moist. The seeds are screened out in late March of the next year, evenly spread into shallow furrows on the ridge surface according to row spacing of 12-15 cm, covered with soil of about 1.5 cm, watered after slightly pressing, and covered with a layer of grass to keep moisture. Remove the cover grass before emergence, seedling height 6-9 cm, too dense can be appropriate thinning seedlings, transplanted after 1 year. In order to meet the shade conditions needed for polygonatum growth, corn can be planted on the ridge.