?Purple Emperor? sedum has fleshy leaves and pink flowers

Pooled around the shrubs and trees are layers of perennials, from low carpets of black mondo grass and hardy geraniums through succulent sedums to chocolate-leafed loosestrife and statuesque black bugbanes, particularly ?Hillside Black Beauty?. ?I tried ?Black Negligee? and ?James Compton? but this one does the best,? Deacon says.