This drought and heat tolerant perennial makes a  lovely accent, border or container plant with its numerous spikes of flowers.

Varieties:

nemorosa Blue Hills - sky-blue flowers, summer bloom, 18” tall

nemorosa Blue Queen - violet-blue flowers, late spring bloom, 16” tall

nemorosa May Night - violet flowers, summer-fall bloom, 14” tall

nemorosa Rose Queen - rose flowers, late summer bloom, 24” tall

nemorosa Superba - violet flowers, summer bloom, 24” tall

superba East Friesland - violet-blue flowers, summer bloom, 24” tall

superba Merleau - deep violet-blue flowers, May bloom, 12-15” tall

verticillata Purple Rain - gray- purple flowers, summer bloom, 14-20” tall