Lotus is an aquatic plant, its rhizome grows in water, and lotus root is the rhizome of lotus. Lotus root is light yellow or white in color, crisp and tender in texture, and rich in water and starch. It is usually used to make all kinds of delicious food, such as stir-fry, stew, cold salad and so on. Lotus root is light in taste and rich in nutrition, and contains many vitamins and minerals, such as vitamin C, vitamin B 1, calcium and iron.

Lotus root plays a key role in the growth of lotus. It is not only an important supporting structure for lotus to grow in water, but also provides necessary nutrients for lotus. Lotus root provides energy for lotus growth by absorbing water and nutrients. At the same time, lotus root is also an important organ of lotus photosynthesis, producing organic matter and oxygen.

Besides delicious, lotus root has certain medicinal value. Traditional Chinese medicine believes that lotus root has the functions of clearing heat and cooling blood, stopping bleeding and removing blood stasis, and is often used to treat fever, vomiting blood, metrorrhagia and so on. In addition, lotus root is also rich in dietary fiber, which helps to promote intestinal peristalsis and prevent constipation.

Planting conditions of lotus root:

1. Soil: The soil where lotus roots grow should be fertile and not too sticky, because clay will hinder the growth of roots and the formation of lotus roots. Too sticky soil may cause lotus roots to become thinner, weaker and even deformed. Therefore, it is very important to choose suitable soil.

2. Moisture: Lotus root is an aquatic plant and needs sufficient moisture. In areas where lotus roots are planted, it is generally required to maintain an appropriate water level of 30-50 cm deep. At the same time, the water quality should be kept clean and not contain too many pollutants, otherwise it will adversely affect the growth of lotus root.

3. Temperature: The suitable temperature range for lotus root growth is 20-30 degrees Celsius. In areas where lotus roots are planted, the temperature should be kept stable to avoid being too high or too low. When planting lotus roots in northern China, we need to pay attention to heat preservation measures in winter to avoid freezing damage to lotus roots.

4, lighting: Lotus root is a light-loving plant and needs sufficient light. In the area where lotus root is planted, choose a place with sufficient light and avoid planting in the shade. In order to make the lotus root grow well, it is necessary to apply proper fertilizer to the soil. Generally, organic fertilizer is the main material, and some chemical fertilizers are added appropriately to meet the nutrients needed for lotus root growth.