Abstract: Motor-driven shredding apparatus for garden waste consists of a cutter support plate (13) rotating about a vertical axis in a cutter housing (4) provided with an outlet channel (4"), which plate (13) includes outlet slots (13') and plane-blade-like shredding cutters (14) thereabove. Above the cutter housing (4), two inlets (1,2) are provided for the separate supply of light and heavy material to be shredded, such as thin twigs and leaves and thicker twigs and branches respectively, wherein the inlet (2) for the heavy material to be shredded extends to the shredding cutters (14) and the other inlet (1) lies above shredding blades (17) rotating with the cutter support plate (13).