Tetraploid paulownia cultivation tool

The utility model relates to the technical field of plant cultivation, in particular to a tetraploid paulownia cultivation tool which comprises a cultivation tank and a protective cover arranged on the upper side of the cultivation tank, a shell is arranged on the outer side of the cultivation tank, installation supporting legs are arranged at the bottom of the shell, a convex clamping block and a concave clamping block are arranged on the two sides of the shell respectively, a clamping groove is formed in the protective cover, and the protective cover is connected with the convex clamping block. A protective edge matched with the protective cover is arranged on the upper side of the culture tank, the culture tank comprises a baffle ring, a culture medium support and a tank body, the culture medium support is detachably connected with the tank body, and a positioning block matched with the shell is arranged on the outer side of the tank body. The paulownia culture medium is placed on the culture medium suppor