Sweet potatoes generally prefer moist environments, so they are suited to growing in warm, humid environments. The origin of sweet potato is South America and the Antilles. The origin of sweet potato is not China, but was introduced to China in the late Ming Dynasty. Common domestic places of origin are Yunnan, Guangdong, Fujian and other regions.

Distribution of sweet potato origin

Sweet potato is now cultivated all over the world, but the most famous origin is Spain, where the sweet potato is of the best quality and the production is relatively high.

Yunnan sweet potato

Yunnan sweet potato is planted after September every year. The sweet potato here is reddish in color and generally sweet in taste. Its mu yield is around 3,500 pounds, and the price is usually not very expensive, around 2 yuan a pound.

Guangdong sweet potatoes

Guangdong planting sweet potatoes is about February. Generally sweet potatoes in Guangdong are larger and have a delicate flavor. The price is about 3 yuan a catty, and Guangdong sweet potatoes have an acre yield of about 3,000 pounds.

Fujian sweet potatoes

Fujian sweet potatoes are planted around April, the climate in Fujian is more suitable for the growth of sweet potatoes, so its acre yield is very high, 3800 pounds or so, and the price is usually around 2 yuan a catty.