Planting methods of Artemisia annua L.

Artemisia annua is a very nutritious green leafy vegetable, which is rich in nutrients. It often has the effects of clearing phlegm and moisturizing the lungs, nourishing the heart, losing weight, reducing fat, clearing blood, lowering blood pressure, sleeping and helping digestion. Chrysanthemum can be planted not only in spring but also in autumn, so how to plant it?

Planting methods of Artemisia annua L.

1. Weeding and weeding as a whole

Hoe the whole land with a hoe to remove weeds and stones. Turn the land evenly without large clods, consolidation, or weeds. Clean up the land.

2. Flat land blocks are hooked into strips

Draw the plot out of the ridge with a hoe, turn it flat with a rake, and sprinkle it with chemical fertilizer. Don't sow seeds immediately after spending. If the land is too dry, you should wait two to three days after watering before sowing.

3. Mix soil and sow seeds and cover soil slightly.

Use fine soil and chrysanthemum seeds to mix evenly and spread evenly on the surface. Gently cover the bottom of the trench with a rake. Note that the seeds of Artemisia annua should not cover the soil too deeply to affect germination.

4. Pay attention to watering

If the weather is dry, be sure to water it in time. It can be watered in a way that can be sprayed at seedling stage. It can be flooded and watered in the middle and later stages of growth. Watering should not be frequent to prevent the rhizome from soaking and rotting for a long time.

5. Pay attention to fertilization

Artemisia annua needs to be fertilized in the middle stage of growth. To prevent fertilization from burning the seedlings. When watering, the right amount of chemical fertilizer can be dissolved in water and watered by spraying.

6. Pay attention to the weather changes

Chrysanthemum chrysanthemum can not overwinter outdoors in the north of Qinhuai line, and freezing injury occurs below zero. Moreover, the growth is slow and the growth cycle is longer in the low temperature environment. Therefore, if it is in the northern region, plant it in the indoor greenhouse and pay attention to anti-freezing damage.

Planting time of Artemisia annua L.

The whole plant of Artemisia annua has a special fragrance and a unique repellent effect on diseases and insect pests, so it is an ideal pollution-free vegetable with little pesticide spraying. It is a semi-cold-tolerant vegetable, which is beneficial to its growth when the soil is cool and mild, and the soil relative humidity is maintained at 70% Murray and 80%. Under the condition of suitable temperature, it can be sown every year. In recent years, planting in protected areas in winter, spring and autumn has become more and more common. After sowing, it was generally harvested for 50 days, and when the temperature was low, the growing period was extended to 60 rain for 70 days.

The main results are as follows: 1. the planting time is generally better in spring and autumn. In the south, land rent can be cultivated in spring, autumn and winter.

2. The way of sowing can be direct seeding or seedling transplanting, mainly direct seeding. Sow the seeds evenly on the culture soil, after sowing, it is appropriate to cover the soil with about 1 cm, pour through water, keep warm and moisturizing. The seedlings can emerge in 4-5 days, and intermediate seedlings are needed when the seedlings grow to 2-3 true leaves.

3, sowing utensils in balcony, rooftop, or courtyard planting chrysanthemum, the choice of cultivation containers are flowerpots, wooden pots, professional cultivation boxes, styrofoam boxes, etc., ploughing depth of 20 cm is appropriate.

Variety selection

1. Selection of varieties

Chrysanthemum chrysanthemum in vegetable markets usually has two types: pointed leaves and round leaves. Artemisia angustifolia is also called Artemisia annua L. or Artemisia annua L., the leaf is small, engraved, eating japonica, but strong fragrance; round-leaf chrysanthemum is also known as Artemisia annua or Artemisia annua, the leaf is broad, engraved shallow, eat soft waxy.

2. Look at the color

The color of chrysanthemum is tender and dark green; it is not suitable to choose chrysanthemum with yellow leaves, withered leaf tips and even black and shrinking leaves. The browning of stems or incisions also shows that they have been put for too long.

3. Look at the stem

Chrysanthemum chooses the stem is short and the thickness is moderate. Usually the shorter the stem, the more fresh and tender, while the thick-stemmed and hollow Artemisia annua is mostly overgrown, and the leaves are thick and hard. In addition, Artemisia annua is easy to pinch in spring, so don't buy bolting, it's better to choose one without buds.

Harvest

The general growth period of Artemisia annua is 40 to 50 days. When the plant is about 20 centimeters high, it can be harvested with 12 true leaves. In order to keep the products fresh and tender, the harvest should be carried out in the morning. Untimely harvest and high temperature will lead to aging of stems and leaves, poor quality, or elongation of internodes, bolting and flowering. If you want to harvest many times, you can use a knife to leave 2-3 cm at the base of the main stem, and the tender stems and leaves will be tied up into 0.5 kg handfuls on the market. It is watered after cutting and can be harvested again in a month.

Through the above, I believe we all know how to grow chrysanthemum. In fact, the planting method of chrysanthemum is relatively simple, and it is also very convenient to grow at home. It can be planted on balconies, rooftops or courtyards. As long as there is a flowerpot or wooden pot or styrofoam box, you can easily grow nutritious and delicious chrysanthemum vegetables.