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Herbaceous Perennial

Campanula garganica 'Filigree'
  • RHS Plants for pollinators

A low-growing perennial that forms neat, compact mounds of small, green, toothed heart-shaped foliage. Numerous, outward facing, violet-blue, star-shaped flowers are borne on short stalks sitting just above its foliage providing a long flowering display in summer

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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
Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Blue Green
Autumn Green
Winter
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 the UK
No
Foliage
Deciduous
Habit
Matforming
Genus

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

Name status

Unresolved

How to grow

Cultivation

Will grow well in rock gardens or in flower borders with well-drained soil preferably in full sun avoiding wet conditions in winter. Easy to grow in containers.

Propagation

Propagate by division in spring or autumn and by basal cuttings in spring

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

Cut back after flowering to promote extended blooms

Pests

May be susceptible to slugs and snails

Diseases

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

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