What is the best ground cover with shallow roots?
Creeping Stonecrops (Sedum spp. The plants have shallow roots, so they can be grown on very thin soil. Full sun brings out the brightest foliage colors, which can be aqua, teal blue, yellow, lime green, burnt orange, red or maroon (as well as green). Sedums are evergreen, so they also provide winter interest. Sedum, commonly known as Stonecrop, is a large genus of flowering plants from the Crassulaceae family, native to the Northern Hemisphere but extending into the southern hemisphere in Africa and South America. Habit and Size: Sedums come in three primary growth habits: mat-forming, creeping, and upright.