The invention discloses a conveniently-cleaned feeding manger for laying hen culture. The feeding manger comprises bottom feet, baffles and sumps, wherein supporting columns are arranged above the bottom feet, telescopic rods are mounted inside the supporting columns, connecting rods are connected with upper ends of the telescopic rods, feed troughs are arranged at inner sides of the connecting rods, the baffles are mounted inside the feed troughs, rubber pads are arranged at outer sides of the baffles, drain pipes are mounted at left ends of the feed troughs, partition plates are mounted inside the drain pipes, the sumps are arranged at the left sides of the supporting columns, a feedbox is arranged above the supporting columns, a valve is connected with the lower end of the feedbox, a water tank is arranged at the right side of the feedbox, and sprayers are arranged at the lower side of the water tank. According to the conveniently-cleaned feeding manger for laying hen culture, the cleaning is convenient, labor is saved, the pollution of the environment can be avoided, the height of the feed troughs can be adjusted, granulated feed and water can be simultaneously placed, and theuse is facilitated.