Abstract: A method and apparatus for culturing bean sprouts in water are disclosed. A method for culturing bean sprouts in water according to the present invention comprises the steps of placing a quantity of beans into net bags; immersing the net bags of beans into a container of water; injecting air into the water of the container and maintaining the water temperature at about 20° C. while the net bags of beans are immersed in the water of the container; and renewing the water of the container at regular intervals. An apparatus for culturing bean sprouts in water comprises a container for holding water; a plurality of net bags for holding a quantity of beans capable of immersion in the container; nozzles for injecting air into the water of the container; and heaters and coolers for maintaining the water temperature at around 20° C.