Device and method for planting dragon fruits in plant factory

The invention provides a device and method for planting dragon fruits in a plant factory, and relates to the technical field of dragon fruit planting. The device comprises a top plate, a planting frame and a telescopic light supplementing frame, wherein a plurality of bases are welded to the position, close to the front side edge, of the top of the top plate in the horizontal direction at equal intervals, motors are installed at the tops of the bases, rotating shafts are arranged on the outer surfaces of one sides of the motors, first rotating rods are welded to one ends of the rotating shafts, and first supporting rods slidably penetrate through one ends of the first rotating rods. According to the device, the telescopic light supplementing frame can be retracted through remote control toreserve a worker management channel, meanwhile, the position of a light supplementing lamp can be adjusted through stretching and retracting of the telescopic light supplementing frame, the dragon fruit planting density and