A lotus root triple-cropping cultivation technique includes the steps of A, seed selection, B, field selection, C, soil preparation and base fertilizer applying, D, sowing, E, field management, F, harvest and seed reserving for planting and the like. According to the lotus root triple-cropping cultivation technique, early-maturing variety selection, spring lotus root and summer lotus root planting during a specific time, sowing quantity, cultivation density and fertilizing amount increasing and other measures are adopted, so that based on double cropping, lotus root triple-cropping cultivation can be achieved, that is, a person can plant and harvest the lotus roots three times in one year in the same field, a traditional agricultural production farming mode is changed, the agricultural production resources are fully utilized, the multiple-cropping index is increased, the yield production per unit area is increased greatly, benefits are improved greatly, product supply is enriched, the continuous growing market demands are met, the development of the relevant sidelines are promoted, and the sustainability development of the lotus root industry is promoted by returning lotus leaves to the field and repairing fertility soil fertility.