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The Plant Guide

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Alberta beardtongue

Penstemon albertinus

Deep blue, delicate spires to 16 inches tall appear late spring and early summer above thick, sturdy leaves.

Noteworthy CharacteristicsNative to Alberta, Canada.

CareGrow in fertile, well-drained soil.

PropagationTake softwood cuttings in early summer or semi-ripe cuttings in midsummer. Divide in spring.

ProblemsPowdery mildew, rust, leaf spots, and Southern blight. Slugs and snails may damage young plants.

  • Genus : Penstemon
  • Plant Height : 1 to 3 feet
  • Plant Width : 1 to 3 feet
  • Zones : 3
  • Light : Full Sun to Partial Shade
  • Moisture : Medium Moisture
  • Plant Type : Perennials
  • Bloom Time : Spring, Summer
  • Plant Seasonal Interest : Summer Interest
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