Rock gardens are the ideal way to resolve backyard height differences while keeping things pretty. Nestle succulents among larger rocks and then top up with pebbles. Flowers with tiny heads look spectacular, particularly when you create patches of them in different colors. If you’re trying to disguise the rocks, you can allow thick mosses and taller bushes to grow over them. Check out this gallery for ideas on how to plan it out and keep it orderly or create a more unstructured look to suit your aesthetic.