Abstract: An article of manufacture for application as a universal lid closure for underground landscape boxes. In a preferred embodiment a lid closure that universally adapts to all underground landscape boxes by the design of the flexible flap width, A lid closure that universally adapts to all underground landscape boxes by the design of the flexible flap length, a plurality of flexible flaps that prevent accidental lid removal by exerting force at a precise angle on the underground landscape box wall, a lid top that is manufactured to enclose all box opening circumferences in each box class, and a plurality of flexible flaps molded at a precise angle to horizontal to deter fatigue within the flexible flap.