If your front or backyard includes a hill or hillside space, you need a landscape design plan that allows for maximum beauty with minimal maintenance. A sloped backyard comes alive with water-wise plants and clever landscaping. Boring backyard? Fix it with these great backyard landscaping ideas 20 Sloped Backyard Design Ideas Please note: You are currently browsing img landscaping on a slope how to make a beautiful hillside that is 600x600px in size. This image is listed in hillside garden ideas category. 20 Sloped Backyard Design Ideas, 600x600 in 94.94 KB.