Lettuce is relatively easy to plant sowing, its sowing time is in spring and summer, autumn, the growth rate is relatively fast, generally about 45 days after sowing can harvest.
Lettuce is generally cultivated as an annual plant. Its leaves can be eaten, whether they are young leaves or mature leaves. When picking, you can pick a single leaf or a whole plant. When the leaves grow to 10 cm long, they can be harvested, but the leaves will continue to grow
The sowing and propagation of lettuce is relatively simple, generally it can be carried out on demand, row sowing and sowing. Select a suitable sowing container, fill with appropriate amount of soil, and then sow. Before sowing, water should be poured first.
Sowing can take the way of hole sowing, the distance is 3 - 5cm for a hole, each hole can be seeded with 2 seeds, sowing time slightly covered with a layer of soil, pay attention to keep the soil moist.
Basically, if the maintenance temperature is between 18 ℃ - 24 ℃, lettuce will germinate within 1-2 weeks. After germination, it needs to gradually enhance the light and keep the soil moist, so that the growth of seedlings will be better
Wait for lettuce seedlings to come out and grow for a period of time, you can properly inter seedlings, pull out some seedlings with weak growth, and then apply a small amount of fertilizer, you can apply a little nitrogen fertilizer to make them grow leaves better.