Provide the best offers for your garden—————- Desert Sage plants. Desert sage (Salvia dorrii) is native to the Great Basin and Mojave Desert in the southwestern United States. It is a small shrub with gorgeous blue flowers and purple bracts. It grows in Plant Hardiness Zones 5 to 9 of the United States Department of Agriculture. This low shrub is also called desert purple sage, purple sage, gray ball sage, Dorr…————– —.