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Herbaceous Perennial

Campanula chamissonis 'Superba'
  • RHS AGM
  • RHS Plants for pollinators

bellflower 'Superba'

A compact, clump-forming, neat herbaceous perennial with oval-shaped waxy dark green leaves. Masses of beautiful, tubular bell-shaped blue-purple flowers edged with white appear on slim, upright stems during the spring and continue throughout the summer.

Synonyms
Campanula pilosa 'Superba'
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Size
Ultimate height
Up to 10cm
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Blue Purple Green
Summer Blue Purple Green
Autumn Green
Winter Green
Position
  • Full sun
  • Partial shade
Aspect

East–facing or North–facing or South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H5
Botanical details
Family
Campanulaceae
Native to GB / Ireland
No
Foliage
Evergreen
Habit
Clump forming
Genus

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

Name status

Accepted

How to grow

Cultivation

Grows best in a well drained soil in full sun or partial shade; ideal for rock gardens or sunny borders. Will not tolerate wet winters

Propagation

Propagate by basal cuttings

Suggested planting locations and garden types
  • Gravel garden
  • Patio and container plants
  • Rock garden
  • Cottage and informal garden
  • City and courtyard gardens
  • Wildlife gardens
  • Flower borders and beds
  • Garden edging
Pruning

No pruning required

Pests

May be susceptible to slugs and snails

Diseases

May be susceptible to a rust, powdery mildews and a leaf spot

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