Echeveria (ek-a-VAIR-ee-uh): Also known as Mexican Hens & Chicks, Echeveria are rosette-forming tender succulents that come from Mexico and can grow as large as a dinner plate. They range in color from bright green to blue green to purple and pink. Leaves are mostly fleshed and arranged around a central stalk, but have a wide variety of forms. Popular for a wide variety of uses including landscape plants (in warmer areas), potted plants, green roof and walls and for table center pieces and wedding decorations. All plants are USDA zone 9 (20F) or zone 10 (30F).