The varieties of lotus root can be divided into scarlet, scarlet, purple, pink, reddish, white and turquoise according to the fruit color. Among them, turquoise species (commonly known as the 20th century lotus) has the highest sweetness and a special fragrance. Red seeds have the smallest shape and the most beautiful color, but the lowest sweetness and astringency; Pollen seed has the largest fruit shape and is the most widely cultivated variety in Taiwan Province Province. Lotus root likes temperature, but is afraid of cold. The optimum growth temperature is 25-30℃, and flowers and fruits will be frozen below 65438 00℃. Lianwu likes moist and fertile soil, and has low requirements for soil conditions, and can adapt to many soil types, but the slightly acidic or alkaline sandy loam with deep soil layer, rich organic matter and calcium in the subsoil is the best.