How to plant Artemisia annua L.

Chrysanthemum (Chrysanthemum coronarium L.), also known as Artemisia, Chrysanthemum cauliflower, Artemisia annua, Artemisia seed, Artemisia seed, cauliflower (also known as goose cauliflower and Italian cauliflower in Fujian and other places), is an annual or biennial herb of Compositae with alternate leaves, long-pinnately divided flowers and yellow or white flowers, very similar to wild chrysanthemums. Achene edge, two or three feet high, stems and leaves can be eaten when tender, can also be used as medicine.

Edible value of Artemisia annua L.

Artemisia annua has the effects of regulating stomach, invigorating spleen, reducing blood pressure and tonifying brain. Often eat chrysanthemum, cough phlegm, spleen and stomach disharmony, memory loss, habitual constipation have a better effect. When chrysanthemum chrysanthemum is fried with meat and eggs, the absorption rate of vitamin A can be improved. Stir-fry Artemisia annua, mixed with sesame oil, monosodium glutamate, refined salt, light and delicious, most suitable for patients with coronary heart disease and hypertension. It is advisable to avoid "it should be matched with Materia Medica": "it is forbidden for those with diarrhea." What comes out is that the nature of wild chrysanthemum is slightly cold, which can hurt the yang qi of spleen and stomach, not too much, and people who are weak in spleen and stomach can not take it for a long time.

The trace selenium in Artemisia annua L. can regulate immune function and inhibit liver cancer, lung cancer and skin cancer. Chrysanthemum chrysanthemum is nutritious, refreshing and delicious, which can assist in the treatment of disharmony between spleen and stomach, adverse defecation, cough and sputum, etc., especially suitable for growing children, adolescents and patients with senile anemia. Eating cold salad in summer can dispel heat and increase appetite. Food, beverage, supplements or drugs made from Artemisia annua can inhibit tumor metastasis and growth. Artemisia annua contains essential oils and choline, which is beneficial to cough, phlegm, disharmony between spleen and stomach, memory loss and habitual constipation. Chrysanthemum can also treat chronic gastroenteritis and habitual constipation. Artemisia annua planting method 1, temperature: chrysanthemum growth temperature 17: 20 ℃, early spring sowing weather is still relatively cold, and accompanied by late spring cold phenomenon, so it is necessary to cover the border surface with plastic film or old greenhouse film after sowing, compacted with soil around, cold and heat preservation, when the weather turns warm, the seedlings uncover the film before the top film is unearthed. When planting in protected areas for more than 25 ℃, the vents should be opened for ventilation. 2. Seedling weeding: when the seedlings grow to about 10 cm, the leaflet species are pulled out by 5 cm between the plants and rows, and the big leaf species are pulled out by 20 cm or so, and weeds are eradicated at the same time. 3. Watering and fertilization: the seedlings should be watered after they are unearthed, and the watering time and times should be controlled flexibly to keep the soil moist as the standard. Quick-acting nitrogen fertilizer was applied 15 days before each harvest, 15 kg of potassium nitrate and 8 kg of urea per mu. Pest control of Artemisia annua L.

Artemisia annua diseases and insect pests mainly start with agricultural control, reasonable fertilization and watering to avoid sudden changes in temperature management, create a good ecological environment, promote the healthy growth of plants, reduce the harm of diseases and pests and the application of pesticides, and maintain ecological balance.

Harvest method of Artemisia annua L.

When the seedlings grow to 18 Mel 20 cm high, the leaflet seeds are harvested once on the ground, wash the soil from the roots, and tie them into small handfuls on the market. The harvest of Artemisia annua L. is relatively flexible, it can be harvested at one time, or it can be harvested many times with one sowing, leaving 5 leaves or 2 side branches at the base of the main stem, cutting the upper young main branches or side branches with a hand or knife, bundling them into a handful and pinching them every 20 days or so. Watering and topdressing in time after each harvest to promote the germination of lateral branches.