These are a nice edge addition to any garden. Its low mounding with tall stems with small bell shaped flowers. Use well draining soil mixed with compost, or manure this plant wants an organic matter planted with it.
Sun needs- full sun to mostly shade coral bells can do good in all conditions, but for best growth they naturally grow in filtered sun.
Water needs- moist, mostly neutral to slightly acidic. keep at least an inch down moist, water early to allow plants leaves to dry, to deter diseases.