Hardy: Zone 3
Bloom Time: Spring
Sun Needs: Part shade - full sun
Water Needs: Average
Outstanding Features: spreading, clump like ground cover, beautiful white flowers in the spring. Divides well.
Uses: Boarder, rock, flowering garden, perennial garden, cottage setting.
Tips: Divide but cuttings or splitting
(This is mine. Not too happy early in the spring but now it looks amazing, and has tripled in size)