The invention discloses an energy-saving and environment-friendly garden construction cutting and irrigation device, which comprises a driving shaft, a cutting and cutting rod, a motor, a carburetor, a protective box, an environmental protection suction device, a connecting pipe terminal, a high-pressure nozzle, a transmission gear, and a cutting and cutting blade , a handle, a start-stop switch, a controller, a protector and a strap, the top of the driving shaft is connected with a transmission gear, the front end of the transmission gear is fixedly connected with a brush cutting blade, and the lower end of the brush cutting blade passes through the brush cutting rod An environmental protection suction device is fixedly connected, and the top of the drive shaft is connected to the shrub cutting blade through transmission gear, and the lower part of the drive shaft is driven to connect with the motor, and the drive shaft is arranged inside the shrub bar, and the left end of the motor is connected to A carburetor is provided, and the external connection of the motor is provided with a protective box. The invention achieves the best effect of cutting and irrigation, prevents the residues of flowers and plants from being messed up, improves environmental protection, is convenient to operate, can irrigate and spray water flexibly, has perfect functions, and improves work efficiency.