Prefabricated ecological wallboard

The utility model discloses a prefabricated ecological wallboard which comprises a wall body, the outer wall of one side of the wall body is provided with a plurality of concave caulking grooves, the inner wall of each caulking groove is rotatably connected with a supporting plate, the outer wall of the top of each supporting plate is provided with a concave placing groove, a hose is communicated between the supporting plate and the inner wall of the wall body, and the hose is connected with the inner wall of the wall body. An inner cavity is formed in the inner wall of the wall body, and drainage pipes communicating with the inner cavity are arranged on the two sides of the inner wall of the wall body. The supporting plate on the wall body can rotate in the embedding groove, so that the supporting plate can be opened, then a flowerpot is placed in the placing groove, vegetation can be placed on the wall body, and when the vegetation is watered, permeated water can enter the inner cavity through the hose, so