Geranium sanguineum 'New Hampshire Purple'
Deep reddish-purple, saucer-shaped flowers bloom in June to July and sporadically to frost. Grows 12-18" tall and spreads 18 to 24 inches. Low mat of shiny, deeply-cut foliage takes on red tinges in fall.
Full sun to part shade in well-drained soil. Will spread best in moist, organically rich soil.