1, Starr 31: this is a black pure glutinous corn, thin rind, taste sticky and smooth and soft, very tasty, suitable for planting areas including Tianjin, Beijing and Hebei, Guangxi, Fujian, Jiangxi, Hainan and other places.

2, black sweet glutinous 168: this is sweet glutinous ratio of 1:3 black corn varieties, glutinous grains accounted for two thirds, sweet grains accounted for one, rich taste level, suitable for planting in Zhejiang Province and similar ecological regions.

3, ink pupil: this is pure sweet black corn, without glutinous grain. If you like sweet corn, this is perfect. Cultivated in North East China, the total water-soluble sugar content is up to 35.56%, which is very sweet.