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Alpine Rockery

Campanula isophylla 'Alba'

Italian bellflower 'Alba'

A rather tender perennial to 20cm tall, with trailing stems bearing heart-shaped leaves and star-shaped pure white flowers 3.5cm across in summer

Synonyms
Campanula isophylla f. alba
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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Loam
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring
Summer White
Autumn
Winter
Position
  • Full sun
  • Partial shade
Aspect

West–facing or East–facing

Exposure
Sheltered
Hardiness
H2
Botanical details
Family
Campanulaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Trailing
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

Grow under glass in peat-free, loam-based potting compost in bright filtered light with good ventilation. In growth water moderately and apply a balanced liquid fertiliser monthly; keep just moist in winter

Propagation

Propagate by softwood cuttings in early spring and root with bottom heat

Suggested planting locations and garden types
  • Cottage and informal garden
  • City and courtyard gardens
  • Patio and container plants
  • Coastal
  • Mediterranean climate plants
  • Sub-tropical
  • Conservatory and greenhouse
Pruning

Cut dead stems to the base before winter

Pests

Vulnerable to glasshouse red spider mite, aphids and vine weevil under glass,

Diseases

Powdery mildew may be a problem

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