A grass treatment device (100) is provided, which comprises a frame (101), at least one roller (104) mounted to the frame and configured to contact a grass surface and a grass treatment tool (105) mounted to the frame substantially adjacent the roller and configured to treat the grass surface. The grass treatment device (100) comprises a rotating assembly (108) mounted substantially adjacent the roller (104) and having a plurality of bristle members (110), and driving means (114) operably connecting the rotating assembly to the roller. The driving means comprises a gear mechanism having a first driving gear (115) attached to an axis of the roller and a first driven gear (116) attached to an axis of the rotating assembly, whereby motion of the roller (104) is translated to the rotating assembly (108).
