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Penstemon hirsutus

Garden

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Features

  • BloomsMay to August
  • Height0.35m to 0.75m
  • Spread0.25m to 0.55m
  • Growth HabitStalked clump
  • Flower ColourBlue-mauve, red-purple
  • Leaf ColourDark green

Description

Penstemon hirsutus. A hairy stemmed, tall plant native to the USA. Bears dark green leaves and purpleish flowers that are white in the throat.

Characteristics

Perennial, Evergreen, Sub-shrub

Origin

North America

Interest and use

Walls, rock garden, borders

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Needs

  • LightFull sun
  • HardinessFully hardy (min -15°C)
  • SoilWell drained, Fertile
  • Soil pH5.5 to 7.0
  • WaterSemi-moist

Cultivation

They will thrive in fertile, well-drained soil with full sun. You can propagate by division in the spring or from seed in the spring or autumn.

Propagation

You can propagate by seed in autumn or spring or by softwood or semi-ripe cuttings of non-flowering shoots in mid-summer. Propagate cultivars by cuttings.

Pests, diseases or disorders

May be damaged by slugs and snails and powdery mildew.

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