The utility model relates to a solid greening planting bag block for stratified building, which comprises a bottom piece (1) and a stratified surface piece (2). A suture line (3) is adopted in between the bottom piece (1) and the surface piece (2) to connect into a stratified bag type planting bag block. The utility model can be applied for the solid greening of various kinds of buildings, especially the greening for the vertical and slanting surfaces. Besides, the utility model can be applied in separate block or in combination on the buildings and realize large greening area without occupying the ground area. In addition, with low cost, the utility model can be applied for large-scale promotion.