|This short-lived perennial, often treated as an annual in colder climates, is grown primarily for it's pretty, tubular, two-lipped flowers (all colors but blue and yellow). The leaves are narrow and lance shaped (up to 4 inches long).
Penstemons like dry but rich soil. They are summer bloomers, attract hummingbirds, and will keep your garden exciting after the spring colors have faded away.
Penstemon hirsutus is a spreading to upright evergreen subshrub, bearing in summer, loose racemes of tubular-funnel-shaped, light violet flowers with white throats. 16 to 32 inches tall, 12 to 24 inches wide.