According to statistics, there are more than 30 thousand varieties of sweet potato flowers, which is one of the most varieties of flowers in the world. According to the size of flowers, they can be divided into three types: large flowers (flower diameter above 20.3 cm), medium flowers (flower diameter 10. 1 ~ 20.3 cm) and small flowers (flower diameter 10. 1 cm below). According to the pattern, there are 1 1 patterns, such as sunflower pattern, orchid pattern, decorative pattern, globe pattern, blooming pattern, anemone pattern, two-color pattern, peony pattern, cactus pattern, wavy pattern, double petal double petal pattern, double petal Persian chrysanthemum pattern, rosette pattern and so on. Its main cultivated varieties are:

1. Shouguang is bright in color, with white petals and gorgeous flowers, with flower diameter 12 cm and plant height1/0cm. It is a cut flower variety in summer and autumn.

2. The flowers in the morning shadow are bright yellow, the petals are white at the apex, the overlapping circle is thick, the flower heart is not exposed, and the flower diameter is 12 cm. The plant height is12ucm. Easy to cultivate.

3. Beauty flowers are purplish red with white petals, and the flower diameter is 10 cm. Plant height 100 cm, erect. It is a small cut flower variety.

4. Hanako flower is pure purple, with a flower diameter of12cm. Purple is the best variety.

5. Ruibao flowers are orange-red, not revealing their hearts, open in the shape of water lilies, and the flower diameter is 12 cm. An early flowering variety. Suitable for greenhouse cultivation.

6. Fushou flowers are bright red with white spots at the top of petals.

7. Jewelry is scarlet in summer and autumn. After 10 months, the flowers are orange-red, and the flower diameter is 12 cm.

8. Xinhuang flowers are bright yellow, with white petals and many flowers. The plant height is 90 cm.

9. The red princess flower is crimson. Leaves erect and much branched. Easy to cultivate.

10. Xinquan has bright red flowers, white petals and beautiful flowers. An early flowering variety.

1 1. The red hairpin is pink, the petals are round and rose-shaped, and the flower diameter is 12 cm. The plants are compact and harmonious, very beautiful.