Campanula bononiensis

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Synonyms

Campanula ruthenica

Plants for pollinators
Herbaceous Perennial

An upright perennial, to around 1m high, with oval to heart shaped lower leaves with serrated edges and downy undersides. Flowering stems bear smaller, elliptic shaped leaves further up the stems, and tall clusters of funnel-shaped, pale purple flowers in summer

Position

Full sun, Partial shade

Soil Types

Chalk, Loam, Sand

Size

Time to Maturity
2–5 years

Growing Conditions

Chalk Loam Sand
Moisture
Moist but well–drained or Well–drained
pH
Acid or Alkaline or Neutral

Position

Full sun Partial shade
Aspect
East–facing or South–facing or West–facing
Exposure
Exposed or Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H7

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Campanulaceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Columnar upright
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

How to Grow

Cultivation

Thrives in well-drained soil in sun or light, part-day shade. Tolerates poor, stony soils. Protect from excess winter wet

Propagation

Propagate by seed

Suggested planting locations and garden types

  • Cottage and informal garden
  • Wildflower meadow
  • Wildlife gardens
  • Banks and slopes
  • Flower borders and beds

Pruning

No pruning required

Pests

May be susceptible to aphids, slugs and snails

Diseases

May be susceptible to powdery mildews and rust diseases