Rocky Mountain Penstemon (Beardtongue)
Rocky Mountain beardtongue, with its spikes of bright blue flowers and evergreen foliage, is one of the easiest-to-grow Penstemon. Long-lived, this beauty thrives in most any well-drained soil with full sun exposure. Drought resistant/drought tolerant plant (xeric).
- Height: 24 to 30 inches
- Spread: 36 inches
- Exposure: Full Sun
- Zone: 4-9