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Penstemon ‘Blackbird’

Beard Tongue

Garden

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Features

  • BloomsJune to August
  • Height0.75m
  • Spread0.45m
  • Speed of GrowthSlow
  • Growth HabitIrregular bushy
  • Flower ColourReddish-purple
  • Leaf ColourMid green

Description

Penstemon ‘Blackbird’ (Beard Tongue). This hardy penstemon cultivar has deep reddish-purple, trumpet-shaped flowers, which are striped with white at the throat and a long flowering season.

Characteristics

Woody perennial, Semi-evergreen, Herbaceous

Origin

Eastern Asia and North America

Interest and use

Grown for its attractive flowers, which attract bees.

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Needs

  • LightFull sun
  • HardinessHardy (min -10°C)
  • SoilWell drained, Fertile
  • Soil pH5.5 to 7.0
  • WaterSemi-moist

Cultivation

Drought tolerant. Deadhead flowering spikes to prolong flowering.

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

Leaf and bud eelworms, powdery mildew. Plants naturally decline and need replacing every 3-5 years.

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