Idaho Penstemon (Penstemon idahoensis) is a rare, compact, clump-forming perennial native to southwestern Idaho and northwestern Utah that flourishes on sandy, tuffaceous sagebrush and juniper slopes. It produces upright stems and leathery leaves that feature small hairs that can catch dirt and dust, making the stems and leaves appear to glisten. Violet‑blue tubular flowers bloom from early to mid‑summer and attract native bees. Idaho Penstenon is exceptionally drought‑tolerant when established and adapted to lean, well-drained soils in full sun. Although Idaho Penstemon normally grows in soil mixed with volcanic ash in the wild, it has been shown to live for several years in sandy loam soil that isn't too high in organic matter. Use Idaho Penstemon in the front of xeric garden beds or borders, rock gardens, crevices, or steep, gravelly slopes. Find this adorable penstemon exclusively at Cache Valley Native Plants!
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