What Is the Ideal Temperature Range for Rocky Mountain penstemon?
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Rocky Mountain penstemon · Temperature
Rocky Mountain penstemon · Penstemon strictus
Also known as: stiff beard-tongue
Grow in fertile, well-drained soil in full sun or partial shade. In cold areas, protect plant overwinter with dry winter mulch. See penstemon cultivation
Watering: Light frequent watering, fully drain surplus moisture to prevent root rotSunlight: Full sunInformation to be completed