Soilless cultivation is not limited by seasons. How to cultivate leek without soil

Leek is a kind of vegetable that people like very much. Chinese chive uses box temperature control for soilless cultivation, the technology is simple, not limited by the season, production all the year round, the benefit is better.

Leek yellow

1. Variety selection. Select the high-yield and high-quality leek varieties with early and middle maturity.

2. Site selection. The production site chooses houses with smooth air and good shading.

3. Prepare wooden cases. The leek seedling box made of light wood with a length, width and height of 60 cm × 25 cm × 30 cm requires that the bottom of the box be flat, with drainage holes and vents.

4. Soaking seeds. Remove the garlic cloves with brown roots, yellowed flesh and diseased garlic, soak the garlic seeds in clean water for 12 hours to absorb enough water.

5. Sow seeds. Before sowing, wash the leek seedling box, then spread a layer of newspaper at the bottom of the box, and then sprinkle a thin layer of clean river sand as the cultivation substrate. Put the soaked garlic tightly on the sand surface of the box, fill the gap with garlic cloves, and then spray water, generally sowing about 15 kilograms of dried garlic per square meter of wooden boxes. After sowing, cover the box with grass curtains to keep the cultivation room dark.

6. Management. The indoor temperature of leek cultivation was maintained at 25 Mel 27 ℃, and 2 Mel water was sprayed 3 times a day, often ventilated. After leek emergence, the temperature dropped to 18-22 ℃. 5 days before harvest, it is suitable to keep the room temperature at 10-15 ℃.

7. Harvest. Under the normal cultivation environment, it takes about 20-25 days from sowing to harvest, and it can be harvested when the seedlings grow to 30-40cm. After the first harvest, timely spray moisture and heat preservation management, generally 15-20 days later can be harvested again.