1. Edibility: Lotus root is the best vegetable and preserves. Lotus leaf, lotus flower, lotus plum, etc. It is also a popular medicated diet in China, and the lotus food culture is rich and colorful.

2. Ornamental aspect: Lotus can be used as a multi-level configuration of foreground, middle scene and main scene; It can be used as a theme waterscape plant in landscape architecture; It can be used as a summer flower that blooms all the year round. The green viewing period of lotus is as long as 8 months, and the flowering period is about 2-3 months. As the "filter" of industrial wastewater polluted waters, the aquatic ecosystem will gradually realize a virtuous cycle.

3. Medicinal use: According to Compendium of Materia Medica, lotus, lotus seed, lotus coat, lotus house, lotus beard, lotus plumule, lotus leaf, lotus stalk and lotus node can all be used as medicine. Lotus can promote blood circulation to stop bleeding, dispel dampness and dispel wind, and clear away heat and toxic materials. Lotus seeds can nourish the heart, strengthen the spleen and astringent the intestines. Lotus beard can clear heart, stop bleeding, relieve summer heat, relieve annoyance, promote fluid production and quench thirst.

Cultivation methods and matters needing attention of lotus;

I. Soil

Lotus needs rich pond mud or paddy mud as cultivation soil, and industrial polluted soil must not be used.

Second, the temperature

Lotus is strict about temperature. The temperature is 8- 10℃, and the lotus root grows at 14℃. The early sowing temperature should be above 15℃, otherwise it will grow slowly. High temperature in summer is not conducive to its growth and development, and the most suitable temperature for lotus growth is 22-35℃.

Third, light.

You should receive at least 7 hours of sunshine every day, which can promote the growth of more buds. Don't breed in a dark environment, it is easy to shorten the flowering period or even stop flowering. Lotus is best cultivated in the open air, either in the yard or on the balcony, as long as it is in a well-lit place.

Fourth, fertilization.

Lotus likes to fertilize, but too much fertilizer will burn, so fertilization should be thin and diligent. Increase the amount of fertilization in summer, because summer is the flowering period of lotus. It is observed that the lotus leaves are yellow and have no disease spots, indicating that they are in a state of nutritional deficiency. Fertilization should be timely, and potassium dihydrogen phosphate fertilizer should be applied every 15-20 days.

Verb (abbreviation of verb) matters needing attention

1, Disease: Lotus may have rot and leaf blight, but they are not very serious. Once found, chemical agents should be sprayed in time.

2. Pests: aphids, giant moths, etc. It may appear. It is necessary to seize the diseased leaves in time, remove weeds as soon as possible, and disinfect them properly.