How to grow Roselle planting techniques of Roselle

How to grow Roselle Roselle

Roselle, also known as Roselle flower, is an annual herb of Malvaceae wood model genus. Roselle flower is succulent and can extract natural food pigment. Roselle flower Cao can also be medicinal at the same time, its taste acid, cold, with heat Jieshu, diuretic blood pressure, beauty spot elimination, detoxification, hangover and other effects. Modern research shows that roselle contains flavonoids, protocatechuic acid, anthocyanins, isoflavones and rich amino acids, vitamins, sugars, organic acids, inorganic salts and other chemical components, can reduce cholesterol and triglyceride, inhibit the oxidation of low density lipoprotein, inhibit platelet aggregation, reduce thrombosis, reduce atherosclerosis, can effectively prevent cardiovascular diseases. In addition, roselle also has liver protection and anti-cancer effects. Roselle is a good natural health medicine. Although Roselle has high medicinal value and efficacy, but due to the use of pesticides, fertilizers and herbicides, the quality is very poor, and the yield is also low.

1. Non-toxic treatment of land: in the autumn equinox and within seven days after the autumn equinox, the field to be planted shall be turned over once, air-dried for two months to reduce the concentration of some pesticides, fertilizers and herbicides, and then evenly sprayed with 12 liters of enzyme solution per mu to nourish the field soil and decompose most pesticides, fertilizers and herbicides in the soil, and then covered with fresh weeds without roots until the second year of hibernation. Some seeds of fresh weeds fall into the soil and begin to germinate and grow to restore soil ecology. The length of weeds newly grown at the time of hibernation is shorter than 50 mm.

2. Cutting: Within seven days after stinging and stinging, strong roselle branches of 300 mm to 500 mm shall be selected for cutting, and only weeds shall be used to cover the roots again without watering, and the cutting shall be completed before the vernal equinox, and the vernal equinox shall be irrigated naturally by rainfall during Qingming and grain rain seasons.

3, field management: more than 250 mm height of weeds will be removed every month, after the removal of weeds again covered in the roots of plants and between the ridge, to keep all the weeds in the field covered; arid areas or special dry weather irrigation once every two months.

4. Harvest: harvest mature fruits after the autumn equinox, pick all fruits in light snow, including immature fruits, to ensure that the plants have good nutrients for winter; in the second year, remove weeds once every four months, remove weeds more than 600 mm high; irrigate once in special dry weather; the enzyme solution is mixed according to the weight ratio of plants and water to brown sugar of 3.2:10:1, sealed fermentation for 3 months, filtered and diluted with 50 times water.