Herbaceous Stokesia laevis 'Peachies’s Pick' [sold as Peachies's Pick Stokes] [Peachies′s Pick Stokes]
Herbaceous Stokesia laevis 'Purple Parasols' [Purple Parasols Stokes' aster] Native to wetlands of the southeast United States, Stoke's aster is an evergreen perennial with fluffy blue violet flowers. There are no serious issues to watchout for with this plant, although they need to be monitored for caterpillars.
