The latest verbena cultivation methods

Verbena, also known as reversing herb, Schizonepeta tenuifolia and so on, is a common traditional Chinese medicine. The whole herb can be used as medicine. It has the effects of clearing heat and detoxification, relieving itching and detumescence, and has high planting value and planting efficiency. So how do you plant it? The following editor will bring you its planting method, let's learn about it.

1. Land selection and preparation

Select loam or sandy loam planting land with deep soil layer and loose and fertile soil, plough 20-25 cm, and apply fully mature farm manure 2000-2500 kg per mu as base fertilizer. Spread it evenly on the ground, rake fine and level it, make it 50 cm wide and 15 cm high, rake the border surface and leave a drainage ditch of 25-30 cm between the border and the border to avoid drainage and ridging planting.

2. Sowing seeds

The sowing time of verbena is generally from late April to early May, with a row spacing of 25-30 cm and a ditch depth of 1.5-2 cm. Sow the seeds evenly into the ditch, but pay attention to the plant spacing so as not to be too dense after emergence, generally use 1 jin of seed per mu, cover the soil after sowing and press gently with your hands. Under the condition of suitable temperature and humidity after sowing, seedlings can emerge in 10-20 days, so it is necessary to do a good job in seedling management.

3. Field management

When the seedling grows to 5 cm, the time should be given to the seedling, and the plant spacing should be controlled at about 10 cm, so as to facilitate the branching of the seedling and sufficient growth space. The surplus seedlings after the inter-seedling can be transplanted in another place, and the survival rate of transplanting should be paid attention to after the inter-seedling, and the missing seedlings should be replenished in time. Verbena should often be combined with weeding to promote root growth, weed diligently, so that there are no weeds in the field. Watering in time during drought, drainage and loosening the soil in time in the rainy season, so as not to harden the soil and affect the growth of the plant.

4. Pest control

There are few serious diseases and insect pests when verbena is planted, and root rot will occur when there is stagnant water in the field, so it is very important to do a good job in water management. it is necessary to drain and loosen the soil in time to avoid stagnant water in the field. To prevent and cure root rot, you can spray carbendazim to irrigate the root. When the disease is serious, pigeons are sprayed once a week.

The above is the introduction of vervain planting methods, hope to help you, want to know more related knowledge, please follow us.