Cotton hybrid cultivation device

The utility model discloses a cotton hybrid cultivation device which comprises a box body and an adjusting mechanism, the adjusting mechanism is arranged at the bottom of an inner cavity of the box body, supporting plates in the adjusting mechanism are installed on the two sides of the bottom of the inner cavity of the box body respectively, and the adjusting mechanism further comprises a connecting rod, a spring, a connecting plate, an inserting rod, a connecting frame and an inserting groove. The spring is mounted on one side of the supporting plate; through the arrangement of the adjusting mechanism, the device can have a position adjusting function, firstly, the connecting rod can be pushed according to the elasticity of the spring to drive the inserting rod to be inserted into the inserting groove, so that the device can be positioned, the contact amount of the device and the bottom water storage container can be selected according to needs, meanwhile, rhizomes can be effectively protected, and the servi