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Campanula 'Birch Hybrid'

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© RHS 2002

Characteristics

Plant type

Herbaceous Perennial or Alpine/Rockery

Habit

Trailing

Resilience

Hardiness

H7 (very hardy)

Colour

Flower

Dark Blue in Summer

Foliage

Green in Autumn, Spring, Summer and Winter

Size

Ultimate height

Up to 10 cm

Ultimate spread

0.1-0.5 metres

Time to ultimate height

2-5 years


Preferred common name

bellflower 'Birch Hybrid'

Family

Campanulaceae


Campanula may be annuals, herbaceous or evergreen perennials, with bell or star-shaped, often blue, flowers in late spring or summer

'Birch Hybrid' is a vigorous evergreen perennial with long trailing stems to 10cm in height, bearing rounded leaves and erect, bell-shaped, deep violet-blue flowers 2cm in length

Synonym(s)

  • Campanula 'Birch Farm Hybrid'

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

  • South-facing, North-facing, West-facing or East-facing
  • Exposed or Sheltered

Cultivation

Ideal for rock gardens or sunny borders. Will not tolerate wet winters

Soil

  • Well-drained or Moist but well-drained
  • Acid, Alkaline or Neutral
  • Loam, Chalk or Sand

Propagation

Propagate by seed or basal cuttings

Suggested planting locations and garden types

Cottage/Informal Garden, Gravel Garden, Ground Cover or Rock Garden


How to care

Pruning

No pruning required

Pests

May be damaged by slugs and snails

Diseases

May be infected by a rust, powdery mildews and a leaf spot