Methods and techniques of soilless cultivation of celery and lettuce
Celery and lettuce are two popular vegetables, but most of them are cultivated in traditional technique. Soilless cultivation can increased the annual yield by about 3,700 kilograms per mu. Now let’s know about the soilless cultivation technology of celery and lettuce.
1. Selection of varieties
The lettuce varieties should be heat-resistant and cold-resistant, and have long harvest period. Moreover, Celery varieties with good disease resistance, low temperature resistance and high yield are preferred.
2. Sowing
Lettuce can be sown all year round, it can be germinated according to the normal method except in summer. In the high temperature season, you need to soak the seeds first, then induce germination in a zero-degree incubator for eight hours, and finally germinate 80% in an environment below 15 degrees, and then you can sow the seeds.
When planting celery, it is necessary to remove the stings from the seeds, blanch the seeds in hot water at 50 degrees and stir for 15 minutes, then soak them in water for 12 to 14 hours, rinse the seeds, and put them in an incubator at 15 to 20 degrees to induce germination, then rinse again every four to six hours, and sow the seeds when 60% of the buds emerge. If you choose soilless seedlings, our products - plant growing cubes may be helpful!
3. Transplant
Lettuce soilless cultivation has very low requirements for seedling age, as long as the seedlings emerge, they can be transplanted, and three leaves are preferred. Celery has two to five true leaves that can be transplanted. Then place the plant growing cubes which containing the seeds in the planting trough.
4.Management
After transplant, half of the amount of nutrient was used, and the normal dose was needed during the growth period, and please test the EC and HP values every week. Lettuce celery is a cold-loving crop, their growth temperature is about 15 to 20 degrees.the summer high temperature needs to be shaded and sprinkled to cool down, winter to do heating treatment.
When cultivating, the greenhouse is equipped with an insect-proof net, and soilless seedlings are adopted, and there will be few diseases and pests. The pest is mainly aphids, and the physical insecticidal method can be effectively solved. In summer, the environment needs to be shaded and sprinkled to cool down when the temperature is high, and the heating treatment is needed in winter.
5. Harvesting
When the lettuce grows large enough, it can be harvested and packaged for marketing. And the prepared seedlings can be put into a customized cup at any time, and it will be planted as it is picked and planted, and it will be listed during the Spring Festival, with high price and good economic benefits.
Vegetable farmers can put the prepared seedlings into the planting trough at any time, plant a new batch of vegetables after the previous batch is ripe, and sell them on the market during the Spring Festival which can create high prices and good economic benefits.
If you have any thoughta and questions, please feel free to contact us!
