Cucumber seedling can be sown from January to march in early spring in two main periods. At this time, the climate is mild and the growth speed is fast, which is very conducive to germination and emergence. Another time is June to August in summer and autumn. The climate is cool and pleasant. It is also helpful for the growth of vegetables.
According to the local climate conditions, select the appropriate seeds to ensure good quality, select the seeds, and pick out the dried and damaged seeds. After the seeds are selected, they cannot be sown immediately. They need to be treated, soaked in hot water, kept at a temperature of about 55 degrees, and fished out about half an hour later. After cleaning with clear water, soak in clean water for 6-8 hours, then wrap it in wet gauze, put it in 25-30 degree environment for germination, it will appear white after 2-3 days, and then it can be seeded.
Prepare the seedling tray, which can be mixed with peat soil, perlite and vermiculite in the same proportion to ensure fertility, looseness and air permeability, and add organic fertilizer at the bottom. After the soil is ready, pour water into it, and then order the seeds to be sown. Cover it with thin soil, about 0.5-1cm, and adjust the surrounding temperature to 24-30 ℃.
