Rock Garden Plants
Penstemon glaucinus Pennell sect. Penstemon 
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FamilyPLANTAGINACEAE
Genus speciesPenstemon glaucinus Pennell sect. Penstemon
BibliographyNotul. Nat. Acad. Nat. Sci. Philadelphia 71: 10 (1941)
Native RangeOregon
Primary BiomeTemperate
Habitatgrassland and woods
Altitude1900-2100m
Descriptionstems glabrous, glaucous, basal leaves spathulate, entire, stem leaves sessile, oblong, entire, obtuse, thyrsus interrupted, cylindrical, corolla tubular, 12-15mm long
Size25-45cm
Colorviolet
Bloomsummer
Ca
Typeperennial
Cultivationmesic, slightly humous, semi-shady site
alpine house, moist, rich, drained soil, semi-shade
Propagationseed in spring, barely covered, germ. 1-3 months, 13-18°C
division in spring; cuttings in late summer
Territory7 Northern America
     73 Northwestern U.S.A. (ORE Oregon)
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(c) 1990-2025 RNDr. Pavel Slabý