Multi-layer vegetable cultivation frame

The utility model discloses a multi-layer vegetable cultivation frame which comprises supporting rods, a main separation net, an auxiliary separation net, a folding joist and a U-shaped limiting beam, the supporting rods are sleeved with the two ends of the main separation net, the supporting rods are sleeved with the two ends of the folding joist in a rotating mode, and the main separation net and the auxiliary separation net are located on the upper end face of the folding joist; one end of the U-shaped limiting beam is detachably connected with one end of a main separation net; when the device is used, the supporting rods are moved firstly so that the first folding beam and the second folding beam can be opened by a certain angle, then the auxiliary separation nets are arranged on the first folding beam and the second folding beam, the two ends of the auxiliary separation nets are inserted into the U-shaped limiting beams, and the multiple auxiliary separation nets can be placed through the method so that