Verbena florescence

Vervain is a perennial herb. Blue-purple flowers are often mistaken for lavender. It often grows on roadsides, hillsides, streams or forests at low to high altitude. do you know when verbena blossoms? How to plant it?

When does verbena bloom?

The florescence of verbena is from June to October, and the flowers are blue-purple. Widely distributed in East China, South China and Southwest China, the whole grass can be used as medicine.

How to grow vervain?

1. Select a place

The soil suitable for verbena growth must be deep, loose and fertile. After the land is selected, it must be ploughed and fertilized. Usually, farm manure is the main choice of base fertilizer.

two。 Sowing seeds

The sowing time of vervain is usually between April and May, and you must pay attention to the planting density when sowing. Generally, the row spacing is 25-30cm, the ditch depth is 15-20cm, and the dosage is 15-20kg per mu.

3. Field management

When the seedlings grow out, we should do a good job in the work of seedlings. Combine weeding to loosen the soil, and properly cultivate the soil in the rhizosphere. The soil should be watered in time when it is too dry. In addition, attention should be paid to field drainage in rainy season, and soil should be loosened in time after rain to prevent topsoil from hardening and affecting plant growth.

Generally speaking, if we do a good job of field management in the process of vervain planting, there will be few diseases and insect pests.