While planning hill landscape design, one should be careful with the lower layers of the soil. There are certain areas where the soil must not be moved as this will lead to erosion which, in turn, will be vary dangerous for the outdoor structures and garden buildings. Hill landscaping ideas â€“ take advantage of your sloping backyard Hill landscaping â€“ original and creative ideas for sloping Please note: You are currently browsing img backyard landscaping on hills joy studio design gallery that is 630x354px in size. This image is listed in backyard hill landscaping ideas category. Hill landscaping original and creative ideas for sloping, 630x354 in 92.24 KB.