Price and planting method of marigold

Marigold, also known as stinky hibiscus, marigold lamp, honeycomb chrysanthemum, etc., is an annual herb of Compositae, with large flowers and long flowering period. it is often used to decorate flower beds, squares, arrange flower bushes, flower borders and cultivate flower hedgerows. Medium and dwarf varieties are suitable for flower beds, flower paths, flower bushes and potted plants. Let's take a look at the price of marigold.

How much is a marigold?

The price of marigold is very cheap, usually a few cents per plant, the price of potted plants is only about ten yuan, and the price of dried marigold flowers is about 50 yuan per jin. Marigold is native to Mexico and is distributed all over China. Ornamental plants are cultivated in courtyards, which can be arranged in flower beds and borders, and can also be used for cut flowers. Their flowers and leaves have the effects of calming the liver and relieving fever, dispelling wind and phlegm, and flowers can also be used as raw materials for the production of food additives.

What is the value of marigold?

1. Viewing: longevity chrysanthemums are large and have a long florescence, which are often used to decorate flower beds, squares, flower borders and cultivate flower hedges. Medium and dwarf varieties are suitable for flower beds, flower paths, flower bushes and potted plants.

2. Edible: marigolds are famous dishes in flower recipes. Wash and dry fresh marigold petals and then wrap them in flour and deep-fry them.

3. Environmental protection: marigold plants have strong resistance and absorption to hydrogen fluoride, sulfur dioxide and other gases, and can also attract nematodes in the soil.

4. Medicinal use: the flower of marigold has the effects of clearing away heat and detoxification, resolving phlegm and relieving cough, and can also be used as an aromatic agent, root can detoxify and detumescence, for carbuncle, sore, furuncle, furuncle and other diseases.

Propagation methods of marigold

1. Sowing: spring sowing of marigold is carried out in the open field seedbed from late March to early April. After sowing, soil should be covered and watered. The optimum temperature for seed germination is 20: 25 ℃, and seedlings emerge one week after sowing. In production, in order to control the plant height and sow in summer, it can blossom 60 days after emergence.

2. Cuttage: marigold cut 8cm twigs from the mother plant in summer as cuttings, remove the lower leaves and insert them into the potted soil, pour enough water after planting, slightly shade, and take root after 2 weeks. Then gradually move to a sunny place for management, and it can blossom in about a month.

Planting method of marigold

1. Soil preparation and fertilization: marigold should choose plots with no waterlogging, convenient drainage and irrigation, Chaoyang and high content of organic matter, combined with 30 cubic meters of organic fertilizer, 300 kg of diammonium and 100 kg of potash fertilizer per hectare. Transplanting usually begins on May 20 and ends before May 28.

2. Transplanting techniques: marigold was watered through the bottom water the day before transplanting to facilitate the emergence of seedlings. 65cm to 70cm, Longchuang was planted in water. In order to prevent underground pests, appropriate amount of phoxim could be added to the water. The plant spacing was 35cm to 40cm and 2600cm / mu to protect 3000 seedlings.

3. Fertilizer and water management: marigold plants planted on sunny, loose and fertile soil do not need to apply more fertilizer, such as barren soil than pregnant buds and flowering season. 0.3% urea solution is sprayed on the leaves for 2 to 3 times in the peak growing season, except when it is particularly dry in summer.

4. Shaping and pruning: picking lateral buds of marigold at seedling stage is beneficial to the growth of terminal buds, and it is easy to prune and control the height of plants in summer. At the same time, because of the long flowering period, branches and leaves are easy to lodge in the late growth stage, branches and leaves are easy to wither and old, so the dense stems, leaves and residual flowers should be removed in time.

5. Pest control: marigold pests include mole cricket, grubs, red spiders, aphids and so on. Mole crickets and grubs are transplanted into the soil with 3% carbofuran or 5% methyl phosphate granules per mu. Red spiders and aphids are controlled by 1.8% mites.

6. disease control: marigold diseases are mainly vertical blight, spot blight, root rot and so on. We should adhere to the principle of prevention and control, and timely control the disease, especially in the flower bud stage (before blooming).

7. Timely harvest: the standard of the harvest time of marigold is that the petals are all unfolded, the stamens are partially open or not open, the yield is relatively high when reaching 89% maturity, the flowers are free of water droplets and mildew at harvest, and the length of the pedicel is not more than 1 cm. Send it to the flower factory immediately after harvest.