A vehicle mounted leaf blower support platform is provided. The present invention comprises a substantially flat support surface, a vertical back surface to which an attachment arm is adjustably affixed, a pair of securement arms and a support bar for removably holding a conventional leaf blower in place, and a tube holder for ideally positioning the nozzle of the leaf blower supported thereon. The present invention is removably affixed to the rear portion of a riding lawnmower, or other similar vehicle, so that grass clippings and other lawn debris generated by the lawnmower is automatically blown away as the lawnmower travels across the yard by the leaf blower supported by the present invention.