Seedling protection device for sowing and afforestation in difficult land

The seedling protection device comprises a first protection shell, a second protection shell is fixedly installed at the top end of the first protection shell, multiple sets of circular through grooves are formed in the outer surface of the first protection shell, and spraying pipes are fixedly installed in the multiple sets of circular through grooves; a spraying pipe is arranged at the bottom end of the first protective shell, one end of the spraying pipe is connected with a spraying head, the other end of the spraying pipe is connected with a connecting pipe, the outer surface of the connecting pipe is connected with a flow guide pipe, one end of the flow guide pipe is connected with a water inlet hopper, and a fixing cover is movably installed in the inner wall of the water inlet hopper. The bottom end of the first protective shell can be conveniently inserted into the ground, so that the outer surface of the first protective shell can conserve soil and water, and seeds or seedlings are protected from bei