When is the best time to plant Polygonum multiflorum?

Polygonum multiflorum is the root of a perennial twining herb in the Polygonaceae family. It has different medicinal values ​​and effects. In China, many farmers also use fields to grow Polygonum multiflorum. However, in order to grow Polygonum multiflorum well, planting time , soil selection, field management and other aspects are crucial. Let’s learn together when is the best time to plant Polygonum multiflorum?

When is the best time to plant Polygonum multiflorum?

The best time to plant Polygonum multiflorum is from early March to late April in spring. The temperature during this period can generally remain stable at above 10 degrees, and the light is relatively sufficient, which is conducive to the growth of Polygonum multiflorum.

When planting Polygonum multiflorum, pay attention to the choice of season. It is more suitable to plant it around the Qingming Festival, and avoid planting it during the dog days of summer to avoid affecting the survival rate. The yield and quality of Polygonum multiflorum can be improved through careful management and appropriate technology.

Polygonum multiflorum planting method

1. Seed selection and seedling raising

Choose strong purple vines as seed vines, and avoid using old and young vines.

(1) Small vine seedling method

During the period from Great Cold to Waking of Insects, cut the vines into small sections of 13 to 20 cm, insert them obliquely in a well-drained seedbed, bury two nodes and leave one node exposed, cover with straw and keep moist. They will take root in 10 to 15 days and can be transplanted after one month.

(2) Rattan direct insertion method

Vines are planted obliquely according to the width of the bed, covered with chopped straw to keep it moist, and about 3,000 plants are planted per acre.

(3) Humpback method

When harvesting, leave the small roots and reed heads and strengthen management so that you can have another good harvest the following year.

2. Field management

(1) Building fences to attract vines

Build trellises according to the planting environment to guide the growth of vines.

(2) Fertilization

No fertilizer or light fertilizer is applied in the early stage, manure is applied according to the situation in the middle stage, and phosphorus and potassium fertilizers are applied heavily in the later stage to promote root tuber growth.

3. Pest and disease control

The main pests are beetles and aphids, which can be killed by spraying with a mixture of dimethoate or trichlorfon and water.

4. Harvesting and processing

Planting time is from March to June of the year and harvest can be from February to May of the following year. The processing methods include raw sun-dried Polygonum multiflorum slices and cooked Polygonum multiflorum, as well as the processing of Polygonum multiflorum radix and Polygonum multiflorum rhizome.

The above is an introduction to the planting time and methods of Polygonum multiflorum. Planting Polygonum multiflorum requires careful attention to methods and techniques. Of course, the most important thing is to see whether the local environment is suitable for growing Polygonum multiflorum.