Artemisia annua, is a plant of the Asteraceae family, Artemisia annua, also known as Artemisia annua, is an annual or biennial herb with edible stems and leaves, and is cultivated throughout the country. So, what is the time and method of planting Artemisia annua?
1. Planting time
Artemisia annua is planted in spring or autumn, in early April and in early September.
With the improvement of people's living standards and production technology, people are now also planting Artemisia annua in winter, which needs to be planted in plastic greenhouses or greenhouses, the temperature should be controlled between 15-28 degrees Celsius, and the daily light time should be no less than 6 hours.
Second, the planting method
1. Land selection
It is best to use sandy soil for planting Artemisia annua, which is water-permeable and breathable, and is not prone to water accumulation. The land chosen should also be sunny, and the light time that can be received every day should be no less than 8 hours.
2. Fertilize and prepare the land
Before planting Artemisia annua, it is necessary to lay the bottom fertilizer, diammonium is a good bottom fertilizer, the amount per acre is 30-40 kg.
After laying the bottom fertilizer, turn the land deeply, and then level the land to ensure that the height of the soil is the same, which is conducive to the neat emergence of Artemisia annua and the smooth watering in the later stage.
3. Sowing
Artemisia annua is grown in a direct-seeded fashion, either by carving a trench about 3 cm deep in the ground before planting for sowing, or by using a tractor that sows wheat. The weight of the seeds sown per acre is 3-4 catties.
4. Water
Artemisia annua seeds can germinate seven or eight days after planting, at this time can not rush to water, you need to wait until the artemisia seedlings grow to 3-5 cm tall before watering. Artemisia annua is a water-loving vegetable that is watered every seven or eight days.
5. Fertilize
When artemisia annua grows to about 20 cm, it needs to be added with urea once. The specific dosage is 30-50 catties per acre.