A wheeled trailer to be moved across a lawn having integral structural frame and wheels for carrying said frame, a screen removeably affixed to an interior of the frame, a retractable deck with a plurality of tines extending from an underside of the deck, the tines configured to engage a ground surface, a lift assembly affixed to the frame to raise and lower/dynamically move the plurality of tines extending from an underside of the deck therethrough the screen, and a power system mounted on the frame with control to power the lift assembly, and, thus, functions to provide for automated collection and removal of yard debris such as leaves, pine straw, and other decomposing debris collected on the tines while raking and dethatching especially if the debris contains pine needles and depositing the debris where the operator chooses.