Garlic planting soilless culture device with supporting structure

The invention discloses a soilless culture device with a supporting structure for garlic planting, and relates to the technical field of culture devices. The device comprises a supporting frame, a frame is arranged in the supporting frame, a plurality of first garlic placing plates and a plurality of second garlic placing plates located below the first garlic placing plates are arranged in the frame, a plurality of water culture plates are arranged in the supporting frame, and the water culture plates are located below the second garlic placing plates; each of the first garlic placing plate and the second garlic placing plate comprises a U-shaped plate body, an adjusting plate which is in sliding fit with the U-shaped plate body, and two arc-shaped clamping pieces which are in running fit with one side of the adjusting plate. Through the arrangement of the first garlic placing plate and the second garlic placing plate, a user can place garlic conveniently, and through the arrangement of the arc-shaped clampin