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perennial
Rocky Mountain Penstemon
Penstemon strictus
Tubular flowers hummingbirds can't resist. A Western native star for lean, dry soil.
pollinatorhummingbirdnative
TypePerennial
HardinessUSDA Zones 4–9
SunFull sun / Part sun
WaterVery low (after establishment)
Height18–30 in
Bloomblue, purple · spring, summer
Where to buy
Shop Rocky Mountain Penstemon at trusted growers. Prefer a mail-order xeric specialist, or check a local nursery.
High Country GardensXeric specialistShop →Nature Hills NurseryWide selectionShop →American MeadowsPerennials & seedsShop →EtsySmall growersShop →
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