Sisyrinchium 'E.K. Balls'

Common name(s): blue-eyed grass

Description: perennial; a sterile hybrid cultivar that originated in the U.K. Clumping growth with narrow, grass-like foliage and purple-blue flowers from late spring into the summer.

Height: to 6 in. Spread: to 10 in.

Position: full sun and well-draining soil

Uses: ornamental, to attract pollinators

Winter Hardiness: to 10 F and below