An attachment for a utility vacuum appliance, having a housing with an inlet and an outlet, the inlet configured to mate with a hose and the outlet configured to mate with a port of a vacuum appliance and a mulching assembly within the housing and operable to mulch yard debris as the debris passes from the inlet to the outlet. In another embodiment, the attachment comprises a housing with an inlet and an outlet, the inlet configured to mate with a port of a vacuum appliance and a mulching assembly within the housing and operable to mulch yard debris as the debris passes from the inlet to the outlet.