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Herbaceous Perennial

Campanula lactiflora 'Platinum'
  • RHS AGM
  • RHS Plants for pollinators

An upright, bushy perennial to 1.4m tall, with ovate, toothed mid-green leaves. Produces clusters of open, bell-shaped flowers, white flushed with very pale lilac, on strongly branched stems from mid- to late summer

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Size
Ultimate height
1–1.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.5–1 metres
Growing conditions
Chalk
Clay
Loam
Moisture
Moist but well–drained
pH
Neutral, Alkaline
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer White Purple Green
Autumn Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

East–facing or South–facing or West–facing

Exposure
Sheltered or Exposed
Hardiness
H7
Botanical details
Family
Campanulaceae
Native to the UK
No
Foliage
Deciduous
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

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How to grow

Cultivation

Grow in fertile, neutral to alkaline, moist but well-drained soil, delicate flower colours are best preserved when grown in partial shade.

Propagation

Propagate by seed sown in spring, by division in spring or autumn, or by basal softwood cuttings in spring

Suggested planting locations and garden types
  • City and courtyard gardens
  • Cottage and informal garden
  • Wildflower meadow
  • Wildlife gardens
  • Flower borders and beds
  • Wall side borders
Pruning

Cut back after flowering to prevent self-seeding

Pests

May be susceptible to aphids, slugs and snails

Diseases

May be susceptible to powdery mildews and rust diseases

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