Large Flowered Penstemon Dappled Shade as it's highly tolerant of

as it's highly tolerant of pollution

Can self-seed and become somewhat aggressive in ideal growing conditions

It's small white

tapering gently toward the base

commonly called large-flowered tickseed

Large Flowered Penstemon Dappled Shade as it's highly tolerant ofPenstemon grandiflorus Commonly known as Large flowered Beardtongue, Large flower Penstemon, Large Beardtongue, Large Penstemon Penstemon grandiflorus is a herbaceous perennial native to sand prairies, tallgrass prairies, loess hills, and other open, grassy habitats. Mature plants typically grow 2 4' tall and are noted for their upright growth habit, large, tubular, blue lavender flowers, and silvery foliage. Flowers (to 2 long) bloom in upright, open