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Herbaceous Perennial

Campanula 'Perla White' (Perla Series)

bellflower 'Perla White'

A low-growing perennial that forms neat, compact, uniform mounds of small, green, toothed lance-shaped foliage. Numerous, outward facing, white, bell-shaped single flowers are borne on short stalks sitting just above its foliage providing a long flowering display in summer. An easy to grow plant that dislikes wet winters.

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Ultimate height

0.5–1 metres

Time to ultimate height

2–5 years

Ultimate spread

0.1–0.5 metres

Loam

Chalk

Sand

Moisture

Moist but well–drained, Well–drained

pH

Alkaline, Neutral

	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Full sun
Partial shade

Aspect

East–facing or North–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)

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: Unresolved

How to grow

Cultivation

Will grow well in well-drained soil preferably in full sun to partial shade. Avoid wet winter conditions, adding a mineral mulch to the soil surface can be beneficial.

Propagation

Propagate by division in spring or autumn and by basal cuttings in spring

Suggested planting locations and garden types

City and courtyard gardens
Cottage and informal garden
Wildlife gardens
Patio and container plants
Flower borders and beds

Pruning

Cut back after flowering to promote extended blooms

Pests

May be susceptible to slugs and snails

Diseases

May be susceptible to a rust, powdery mildews and leaf spot

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