How does the latest lettuce sprout easily when planted? A course on the techniques and methods of soaking and accelerating germination of lettuce

Lettuce seeds generally need to be planted for 10 days to germinate, unlike other vegetables, it is generally difficult to germinate under natural conditions, so it is generally necessary to accelerate germination and sow before planting. Let's take a look at lettuce sprouting and sowing techniques with the editor.

Seed soaking and sprouting method

The optimum temperature for germination of lettuce seeds is between 15-25 degrees, and the germination rate of seeds above 25 degrees decreases obviously, so it is difficult for seeds to germinate under natural conditions, so it is necessary to soak the seeds fresh and accelerate germination at 15-20 degrees. The method of soaking lettuce seeds in spring is to soak the seeds in warm water of 25-30 degrees for 7-8 hours, remove them and put them into 15-20 degrees to promote germination. When 80% of the seeds sprout, they can be sown. In summer, low temperature treatment can be adopted, such as sprouting by hanging in the well, the seeds can be hung in the well, because the temperature in the well is low, and the humidity is high, it can sprout quickly.

Sowing method

1. Soil selection

The soil for cultivating lettuce is preferably loose, fertile and well drained, which can avoid stagnant water and affect the growth of seeds. If you want seeds to emerge as soon as possible, you can add some humus to the soil, which is extremely beneficial to the growth of seeds.

2. Sowing seeds

The seeds of lettuce are small and light, so you need to mix fine sand when sowing, stir evenly in the container, sprinkle on the seedbed and cover soil 0.5-1 cm. Under the right temperature, the seeds germinated very quickly.

3. Seedling stage management

Lettuce in the seedling stage to keep the soil moist, not too dry, when the seedlings grow to 2-3 true leaves, the plant spacing is between 5-8 cm.

4. Transplanting

Lettuce can be transplanted when it grows to 5-6 true leaves. The transplanting should be watered once and transplant to a large pot with roots. The distance between loose leaf lettuce plants is 15 cm, and the result is 30 cm. Water thoroughly, put the seedlings in a cool place in summer, stand firm in a week or so, and shine in the normal sun.

5. Fertilization

Lettuce can be fertilized once a week after transplanting, and rotten organic fertilizer is the best. Two weeks and four weeks after transplanting, the house dominated by organic fertilizer or total nitrogen, phosphorus and potassium is legalized, and fertilization is stopped two weeks before harvest.

6. Watering

Lettuce should be watered in the morning and evening at high temperature, a small amount of frequent watering is the best, but avoid waterlogging, the early growth stage is suitable for water control, to keep the soil moist.

The above is how to plant lettuce easy to sprout introduction, hope to help you, want to know more related knowledge, please follow us.