The utility model discloses a frame beam structure slope greening system which is characterized by sequentially comprising an organic matrix layer with plant seeds, a single wire mesh layer or double wire mesh layers and a warp and weft woven mesh bag layer from top to bottom, wherein the warp and weft woven mesh bag layer is filled with chessom of which the soil fertility reaches 4 grade or above; the single wire mesh layer or the double wire mesh layers and the warp and weft woven mesh bag layer are fixedly provided with anchor rod anchoring devices; the slope greening system is fixed on a slope by the anchor rod anchoring devices; and the greening system is also provided with a plurality of drainage blind pipes. Due to adoption of the technical scheme, the frame beam structure slope greening system disclosed by the utility model has the benefits that the frame beam structure slope greening system has a stable structure and a high vegetation survival rate, well solves the difficult problem of greening the slope and particularly a rock slope and is suitable for the frame beam type soil or rock slope.