Positioning fruiting bottle cap and positioning fruiting cultivation bottle

The utility model discloses a positioning fruiting bottle cap and a positioning fruiting cultivation bottle, and the positioning fruiting bottle cap comprises a bottle cap body and a shading part; a first through hole is formed in a top plate of the bottle cap body, a limiting plate is arranged at the position, close to a bottle cap opening, of the inner wall of the bottle cap body, the shading component is arranged in a cavity between the top plate and the limiting plate, and a second through hole corresponding to the first through hole is formed in the shading component. The positioning fruiting cultivation bottle comprises a bottle body and the bottle cap body, the bottle cap body is the bottle cap body, and the bottle cap body is detachably installed on the bottle body. By arranging the shading part and forming the holes in the shading part and the top plate, the moisture of the surface layer of the culture material is effectively kept, the contact area between the culture material and oxygen and light is