How to plant coriander in early spring?

How to plant coriander in early spring? Please guide coriander planting in early spring can refer to the following methods: 1, soil preparation and fertilization to choose cool, loose, fertile, organic matter-rich sandy loam, deep ploughing after the sun border, the turning depth is generally about 25 to 30 centimeters, combined with turning over the land into about 5000 kilograms of farm manure, it is best to do a good job in autumn, leveling and raking fine to reach the state waiting for sowing. 2. Soaking seeds before sowing to promote germination in early spring on April 5-10, soak the seeds in clean water for one day and night, and then remove and control clean water, which is more suitable for semi-wet and non-dry state. When sprouting, put the seeds into a plastic basin, do not cover the basin, to facilitate full ventilation. Put it in the shade (room temperature 20 ℃) and turn it at least twice a day during budding, otherwise the bud will dry easily. In this way, the buds can sprout after 7 to 10 days. 3. After sowing coriander buds at the right time, sow seeds on April 15-20 and sow with border strips. The amount of seeds per mu is 5 kg. It is required to pour through the bottom water before sowing, cover the soil with a rake and cover the agricultural film after sowing. 4. Agricultural film management when the temperature exceeds 15 ℃ and the light is strong, it will be opened around 8: 00 in the morning, and then put on the agricultural film at 3: 00 in the afternoon. Prevent roasting seeds and seedlings. 5. The temperature of watered parsley is relatively low in the peak season. If it is watered too often, it will also reduce the temperature and affect the plant growth. Keep the soil moist. 6. Topdressing is best not topdressing. If the basal fertilizer is not enough, extra-root topdressing can be carried out about 10 days before harvest. Spraying urea with a concentration of 1.5% can be sprayed twice. 7. It takes about 50-60 days to harvest coriander in time from sowing to harvest, usually from May 25 to June 5. The yield per mu can reach about 1250 kg, with good price, high yield and high efficiency. Click to get more coriander planting techniques click to get more vegetable planting techniques