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Alpine RockeryHerbaceous Perennial

Campanula raineri

Rainer's harebell

A tufted perennial to 5cm in height, with grey-green, ovate leaves and erect stems bearing 1-3 broadly funnel-shaped, light lavender-blue flowers 3-4cm in width

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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
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Grey Silver
Summer Blue Green Grey Silver
Autumn Green Grey Silver
Winter Green Grey Silver
Position
  • Full sun
Aspect

South–facing or East–facing

Exposure
Exposed
Hardiness
H5
Botanical details
Family
Campanulaceae
Native to the UK
No
Foliage
Semi 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

Correct

Plant range
Switzerland Italy

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How to grow

Cultivation

Grow in gritty, moist but well-drained soil in a trough or in a pot in an alpine house. Protect from winter wet

Propagation

Propagate by taking basal stem cuttings, insert into gritty compost in late spring

Suggested planting locations and garden types
  • Gravel garden
  • Patio and container plants
  • Rock garden
Pruning

Cut back after flowering to maintain compact shape

Pests

May be attacked by slugs, snails, aphids and glasshouse red spider mite

Diseases

May be subject to powdery mildews

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