Purple sweet potato growth environment conditions and characteristics

Purple sweet potato growth environment conditions and requirements

Purple sweet potato is a common sweet potato crop with high nutritional and medicinal value. It is mostly grown in Guangdong, Guangxi, Hunan and Hubei. The growth habits of purple sweet potato are different from those of other types of sweet potatoes. It generally prefers to grow in a dry and warm environment.

Purple sweet potato growth temperature

Purple sweet potatoes have strong adaptability, and different parts of the plant have different temperature requirements. Generally, the most suitable growth temperature for tubers is in the range of 22-24 degrees, and the most suitable growth temperature for above-ground parts is in the range of 18-25 degrees.

Purple sweet potato growth humidity

Purple sweet potatoes do not have high requirements for humidity and generally prefer a dry environment. During the growth period of purple sweet potatoes, the moisture content of the soil can be within the range of 60-80%. Generally, newly planted purple sweet potatoes should not be watered.

Purple sweet potato growing soil

Purple sweet potatoes are relatively resistant to barrenness and are not very demanding on soil. Generally, purple sweet potatoes are more suitable for planting in loose, well-drained sandy or gravel soils, and are not suitable for planting in heavy clay soils that retain water and fertilizer.

Purple sweet potato growth cycle and process

The growth cycle of purple sweet potato is not very long. Generally, it only takes 4 or 5 months for purple sweet potato to mature. Purple sweet potato usually starts to be raised as seedlings in February during the vernal equinox. After the branches and leaves grow, they can be planted by leaf cuttings in April or May.