There are more than 36 million sweet potato genera and species in the world, and there are more than 300,000 edible, hybrid and mutated sweet potatoes. According to the color of pulp, there are four main varieties in life, namely red sweet potato, white sweet potato, yellow sweet potato and purple sweet potato.

Red sweet potato

Sweet potato with red heart has red flesh, which is also very common. It is a variety cultivated in China. This sweet potato contains more water and tastes sweet and delicious. The mainstream practice is to bake sweet potatoes. This sweet potato can be planted in both north and south, and the fruit maturity is generally in autumn.

White sweet potato

White-hearted sweet potato tastes soft and waxy, very sweet. Its heart is white and tastes very pink, so it has less water content. Suitable for planting in Henan, Hebei, Shandong, Sichuan and other places.

Yellow sweet potato

Qin Shu 9 and Tian Xiang 1 are cultivated sweet potato varieties in China. The biggest feature of this sweet potato is its rustling, and it has a special feeling when eaten. It can be roasted, boiled and steamed. Suitable planting areas are Yunnan, Hebei, Guangxi and Guizhou.

Purple sweet potato

Purple sweet potato is mainly produced in Japan. This sweet potato can be made into purple potato chips or other foods. Its biggest feature is that it is purple as a whole and has a particularly full feeling. Often used for steaming or cooking porridge. Suitable for planting in Hunan, Guangdong, Guangxi and other places.