Campanula 'Champion White'

RHS Plant Profile

bellflower 'Champion White'

RHS / Joanna Kossak

Herbaceous Perennial

A short-lived, clump-forming perennial producing tall spires of large, pure white, bell-shaped flowers in mid- to late summer

Position

Full sun, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.5-1 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity: 2–5 years
Max Spread: 0.1-0.5 metres
Max Height: 0.5-1 metres

Growing Conditions

Chalk Clay Loam Sand

Moisture: Moist but well–drained or Well–drained
pH: Acid or Alkaline or Neutral

Position

Full sun Partial shade

Aspect: South–facing or East–facing or West–facing
Exposure: 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): H4

Colour & Scent

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Campanulaceae
Native to GB/Ireland: 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

How to Grow

Cultivation

Grow in fertile, moist but well-drained soil in full sun or partial shade

Propagation

Propagate by seed

Suggested planting locations and garden types

Cottage and informal garden
Rock garden
City and courtyard gardens
Patio and container plants
Wildlife gardens
Garden edging
Ground cover
Underplanting of roses and shrubs
Cut flowers

Pruning

Removing dead flower spikes can encourage a second flush of flowers

Pests

Vulnerable to slugs and snails

Diseases

Powdery mildews and rust diseases may be a problem