Potentilla tridentata

Ground covering perennial with glossy threesome evergreen leaves softly edged in silver, a small 3-6 tall and slowly spreading to18-24; foliage turns wine red with cold weather. Clusters of white flowers float on top for along period, late spring to early summer. Prefers a dry, acidic soil, sandy or rocky (perfect rock garden candidate), excels in rock walls growing from crevices, tidy edging. Takes sun to part shade.