This invention discloses a plant concrete slope-protection paving slab-block and its making method. The said plant concrete slope-protection slat block is composed of outer frame, 3-D vegetation netting pad, crushed brick and stone as aggregate, nutritive soil and artificial marble surface layer. Its advantages are to overcome the poor reliability of pure plant slope protection and the unfavourable influence to vegetation of pure concrete slope protection, and to utilize the construction gorbage to result in the effect of environmental protection, and the machine-made hexayonal outer frame with artificial marble coated layer to make the environment be esthetic and orderly.