Coriander planting techniques: how to grow coriander in summer?

How to grow coriander in summer? Please introduce the planting method to plant coriander in summer can refer to the following planting methods: first, soil preparation and fertilization. The sandy loam with loose fertility, good water retention and drainage and close to water source should be selected in the coriander field. Before sowing, first combined with turning the soil, the basic application of high-quality rotten manure 3000-3500 kg per mu, and then build a 2-meter-wide bed. In case of drought, it is necessary to pour enough bottom water in advance and wait for sowing after leveling. Second, choose improved varieties. Varieties with fast growth, heat resistance, late bolting, good quality, strong fragrance, few diseases and insect pests and strong adaptability are usually selected, such as Beijing coriander, North China leaves and so on. Third, soaking seeds to accelerate budding. Soaking coriander seeds to promote sprouting before sowing can ensure that the seedlings are neat and fast. First rub the seeds apart so that the two seeds in the fruit are separated. Then soak in clean water for 4-5 hours, put it in a cloth bag and place it at room temperature for moisturizing and budding, and soak it with water every 2-3 days. Generally, after about 10 days, the young roots can be taken out and sown when they are exposed. Fourth, live broadcast at the right time. Coriander likes to be cool and cool, and the optimum temperature for growth is 17-20 ℃. The sowing time of planting coriander in summer is not strict. Direct seeding in summer dew fields in southern Shandong Province, the suitable sowing time is usually from late April to early June, usually sowing a batch every 5-7 days. Harvest 40-50 days after sowing. Fifth, fine sowing. It is better to sow parsley evenly in summer, generally about 2 kg of parsley per mu. The method of sowing is "first sow two beds and leave one". Put the spare cover soil of the sowing border on both sides of the border, then pour enough water, sow evenly after the water has seeped, cover the soil 2 cm after sowing, and then sow the empty border left by sowing, the method is the same as that of first sowing. After sowing, pat the fruit, cover with grass to moisturize, and help the seedlings to be unearthed. When most of the seedlings are unearthed, the mulch should be removed. Generally, seedlings emerge about 7-10 days after sowing. After all the broadcast, there will be a suppression to conserve soil moisture. If the weather is dry and the soil moisture is small, it will affect seedling emergence and can be irrigated with small water. Click to get more coriander planting techniques click to get more vegetable planting techniques