The utility model belongs to the technical field of roof greening and specifically relates to an ecological greening that can adapt to installation of not unidimensional sloping roof plants device isdisclosed, including greening structure and locating rack, the locating rack includes four plug -in components of locating greening structure top both sides and bottom both sides, but four plug -in components interconnect become the rectangle, each plug -in components includes all that one end can insert stand, at least two spacing pipe and middle fixing part in the roof, spacing pipe has rotatable cover and locates stand outer head end and tail end, and the spacing rectal cauda end looks interfix of adjacent plug -in components connects, middle fixing part locates the cover body of spacing pipe grafting department and the fixed axle of the adapter sleeve body including the cover, and the fixed axle has the fastening end that can insert in the roof. The utility model discloses a but four plug -in components interconnect surround greening structure, guarantee the stability and the fastness of greening structure arrangement, but the spacing rectal cauda of adjacent plug -in components end looks interfix connect and adjust the grafting degree of depth, realizes the connection and the length adjustment of spacing pipe, guarantees different quantity and plant the fastness that the framewas settled.