Salvia miltiorrhiza planting conditions and growth environment requirements

Introduction to Salvia miltiorrhiza

Salvia miltiorrhiza is a plant of the Lamiaceae family and the genus Salvia. It has thick roots, vermilion on the surface and white inside. It is also called Sichuan Salvia miltiorrhiza and purple Salvia miltiorrhiza. Common varieties include white-flowered Salvia miltiorrhiza, Salvia miltiorrhiza, and purple-flowered Salvia miltiorrhiza.

Salvia miltiorrhiza planting conditions

Salvia miltiorrhiza prefers a warm, sunny and humid environment. The best planting area is an area with an average annual temperature of 17.1 degrees and an average relative humidity of 77%.

Climate and temperature for planting Salvia miltiorrhiza

Salvia miltiorrhiza likes a warm and humid environment. The most suitable planting temperature is 18 degrees. The air humidity during the growth period needs to be around 80%. It likes a mild climate, sufficient light, moist air and fertile soil.

Suitable areas for growing salvia miltiorrhiza

Salvia miltiorrhiza seedlings are suitable for planting in loose, fertile and moist sandy soil. Shandong, Henan and Shaanxi are the main producing areas of Salvia miltiorrhiza. In addition, Hebei, Sichuan and Anhui also produce it. Salvia miltiorrhiza is planted as a medicinal material. The Zhongjiang Salvia miltiorrhiza is the most famous, with superior medicinal effects and color. Of course, its price is about twice that of other Salvia miltiorrhizas.

Salvia miltiorrhiza planting time

The best time to sow Salvia miltiorrhiza in North China is in spring from March to April, and the best time to plant it in the Yellow River Basin is from June to August of the lunar calendar, when there is sufficient rainfall, which is suitable for the growth of the plants.

Planting methods and technical points of Salvia miltiorrhiza

Salvia miltiorrhiza can be raised in June and July. After the seeds are harvested, apply base fertilizer to the soil, plow deeply more than 20 cm, rake and level the soil to make ridges, mix the seeds with the fine soil evenly, sow them evenly on the seedbed, and compact them slightly to allow the seeds and soil to combine tightly.

In North China, sowing can be carried out in April in spring. Row sowing or hole sowing can be selected. The row spacing of hole sowing is 30-45 cm, the plant spacing is 25-30 cm, 5-10 seeds are sown in each hole, the row sowing furrow is about 1 cm deep, and the soil is covered with 0.5-1 cm. Seedlings usually emerge half a month after sowing. Thinning and transplanting can be carried out when the seedlings are 6 cm tall. Inter-row sowing and weeding are carried out 3-4 times a year, and top dressing is carried out in time in the second and third years.