When is the best time to plant lettuce?

Lettuce/kloc-0 was planted in greenhouse from February to March, and10+1/kloc-0 was planted in the open air from June to June. Lettuce is native to China, among which lettuce is grown in China, Hebei, Shandong, Jiangsu and other provinces. Before planting, it needs to be soaked in diluted nutrient solution for 6-7 hours, then stored at the low temperature of -3-5℃ for 24 hours, then moved to the shade and waited for 2-3 days to germinate.

Lettuce planting time

Lettuce can be sown all year round, and it can be sown in February-March in spring, with the highest survival rate in spring. It is difficult to germinate in June-July, but it can be sown in August-September in autumn. The winter temperature should be controlled at about 15℃, 10 ~ 65438+.

The planting time of lettuce in the south is 65438+February-March, and the planting time of lettuce in the open field is 65438+1October-165438+1October.

Planting time of northern lettuce: It is best to plant lettuce in autumn in September-65438+10, and it can be planted in greenhouse all year round.

Lettuce producing area

Lettuce is native to China, among which lettuce is cultivated in China, Hebei, Shandong, Jiangsu and other provinces. In addition, leaf lettuce is widely planted all over the world, mainly in Europe, America, Asia and Taiwan Province Province.

Lettuce planting method

Lettuce planting needs to be soaked in diluted nutrient solution for 6-7 hours, then stored at a low temperature of -3-5℃ for 24 hours, then moved to the shade and germinated after waiting for 2-3 days.

Key points of lettuce planting management

Lettuce grows slowly in the early stage. After planting, it is watered with dilute manure, combined with intertillage and soil thinning to promote root growth. Before winter, we should control fertilizer and water, enhance the cold resistance, intertillage and loosen the soil in time after spring, and combine topdressing with human excrement and urine. After sealing, reapply human feces for 2-3 times to ensure the expansion of the stem.