Rhoeo Discolour - Moses in the Cradle is an interesting, drought-tolerant plant with small sword-like leaves which form a rosette of white, pale pink, and green leaves with purple undersides. It adds a nice textural accent to the garden in partial to full-sun settings.The better the sun exposure the better the color. It grows 12 to 24 inches tall and wide. Use as a border plant or ground cover, or as a container plant. Landscape Garden Recommend
Setcreasea pallida, or Purple Heart, a native of Mexico, is named for the striking purple color of the plant in full sun. Drought tolerant. A wonderful choice for hot dry conditions. Makes an excellent ground cover and looks stunning when paired with yellow lantana or pink vinca..
Creeping thyme is a very short flowering ground cover. It looks especially good spilling over a stone wall, as in this picture. Learn more at http://landscaping.about.com/od/herbplants/p/creeping_thyme.htm