To provide a hydraulic shovel attachment, which can perform, when a different condition of soil or a large unevenness is present in a ground or golf course, free or intensive soil improvement according to the degree or condition of the place concerned and correction of the unevenness on the ground surface by use of soil which was conventionally discharged, and can eliminate disposal of grass in a lawn.

The hydraulic shovel attachment includes a projection part 2 for cutting the soil and placing sand and crushed stones into the soil; a hopper part 3 for guiding the sand and crushed stones to the projection part 2; a blade 4 for cutting grass roots; and an iron plate 5 for rolling a swollen ground surface.