Forestry transplanted tree protection device

The utility model relates to the technical field of greening engineering, in particular to a forestry transplanted tree protection device which comprises a fixing frame and a positioning rod, a sliding groove matched with the fixing frame is formed in the side face of the positioning rod, and a plurality of protection assemblies are arranged on the inner wall of the fixing frame. The protection assembly comprises a fixing block in sliding connection with the inner wall of the fixing frame, and the side face of the fixing block is fixedly connected with a fixing ring. The device is reasonable in structure, the motor drives the threaded rod to rotate, the sliding block drives the fixing frame to slide upwards along the sliding groove till the fixing frame is located behind the root of a tree, the position of the corresponding fixing ring is adjusted, the fixing ring is aligned with the root of the corresponding tree, the corresponding electric push rod is started, and the electric push rod adjusts the limiting