Lettuce care
Lettuce is a cold-hardy vegetable, preferring cooler climates, does not tolerate high temperatures, the germination temperature of more than 4 ℃, 15 ~ 20 ℃ best, if the temperature is more than 30 ℃, it will not be germinated, lettuce seedling suitable growth temperature is 15 ~ 20 ℃, the stem growth suitable temperature is 11 ~ 18 ℃, the blossoming and fruiting requirements The temperature is between 19~22℃.
Lettuce is suitable for growth in organic matter, water retention and fertilization of clay loam or loamy soil growth, like slightly acidic soil, planting lettuce, the need to control the soil pH value of 6.0 or so, is conducive to the growth of lettuce.
Lettuce likes moist growth environment, daily maintenance need to constantly supply water to keep the soil moist, when the soil environment is too dry, it will affect the plant growth.