|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 5 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 smallii is a bushy, long-blooming perennial bearing spikes of tubular, rose- to lilac-pink flowers with white stripes. Grows 18-24 inches tall, 12 to 24 inches wide.