Ice Plant : Weed-smothering groundcovers are ideal for troublesome spots in your yard where grass won't grow (or you don't want to mow). See some of the Costa Farms' gardening experts' top picks for easy-care, colorful groundcovers.
Coneflower/Echinacea is an old favorite and can be completely neglected, they will grow anywhere in full sun. Even in poor soil. They also spread nicely. Looks nicely when paired with Russian sage - blue and pink
The key plants in this composition are tall pink Eupatoreum in the background and silver-blue Perovskia in the front of the border. The annual, Verbena bonariensis, separates the two. Looks like a lot of butterfly gardening plants.