How to grow Heuchera Named in honor of Professor J. H. Heucher, 1677-1747, a German professor of medicine, and a botanist (Saxifragaceae). Alum-root. A genus of hardy perennials with dainty, small, bell-like flowers in loose panicles which are produced over a long period, blooming on and off from spring through to autumn. The leaves are evergreen and the flowers are […]