How deep is sweet potato planting appropriate?

When planting sweet potatoes, people use sweet potato tubers to sprout and grow seedlings, and then transplant the seedlings to the soil. How deep is the sweet potato?

First, how deep should the sweet potato be planted?

The depth of sweet potato planting should be determined according to the soil conditions. Generally, the planting depth of dry soil is about 8cm, and that of humid soil is 5-7cm. When planting sweet potatoes, the oblique planting method of double rows of staggered nests can be used, generally planting 3000 to 4000 plants per mu.

When will the sweet potato be planted?

Generally, sweet potato seedlings are planted in cloudy days, mainly because sweet potato seedlings do not have roots when they are planted. If the sweet potato roots do not grow out in sunny days, the sweet potato leaves have evaporated under the sun. But it can not be carried out when it rains. Although sufficient water can ensure the survival rate of sweet potato seedlings when it rains, planting sweet potato seedlings on rainy days is easy to form firewood roots and affect the quality and yield of sweet potatoes. So it's best to plant on cloudy days or after rain.