Dragon's blood sedum may be the hardiest and most versatile of all weed-suppressing ground covers. A cultivar of the succulent Sedum spurium, Dragon's blood ('Schorbuser Blut') is hardy in Zones 3-8. Not only does it grow in full sun as well as partial shade, but it also thrives in poor soil.
Creeping Sedum is fast-spreading, drought tolerant and easy to keep in check. It grows in the hot, full sun or in the shade. It doesn't seem to have any special soil requirements. In June, it's covered with tiny yellow flowers.
Sedum humifusum Dwarf Stonecrop Super tight and tiny, deep green foliage shows off in spring, then turns bright red in heat and cold. This plant will reseed itself freely. Brilliant yellow star flowers in summer.This is a perfect plant for tight spots, pocket plantings or pathways where water is limited. Sharp drainage is a must. Over watering will impair growth. Very drought tolerant.