Clump-forming
Skill | Easy
May, June, July, August, September
January, February, March, April, May, June, July, August, September, October, November, December
Semi Evergreen
Borders, Coastal gardens, Cottage gardens, Ground cover
Border | Front, Border | Middle
Full sun, Partial shade
H7 [-20] Very Hardy | Very cold winter
Free draining, Moist
Chalk, Clay, Loam, Loam-based compost, Sandy