Campanula 'Samantha'

RHS Plant Profile

bellflower 'Samantha'

RHS

Synonyms

Campanula rupestris 'Samantha'

Alpine Rockery Herbaceous Perennial

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A compact, mound-forming perennial to around 30cm tall, with small, rounded to heart-shaped green leaves. Upright stems of upturned, bowl-shaped fragrant white flowers, becoming pale blue to white towards the centre, appear in summer

Position

Full sun, Partial shade

Soil Types

Chalk, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.5-1 metres

Size

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

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: South–facing or North–facing or West–facing or East–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): H5

Colour & Scent

Fragrance Flower

Season	Stem	Flower	Foliage	Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family: Campanulaceae
Native to GB/Ireland: No
Foliage: Deciduous
Habit: Bushy
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 a moist but well-drained soil in full sun or partial shade

Propagation

Propagate by seed or basal cuttings

Suggested planting locations and garden types

City and courtyard gardens
Gravel garden
Patio and container plants
Rock garden
Cottage and informal garden
Wildlife gardens
Garden edging
Ground cover

Pruning

No pruning required

Pests

May be damaged by slugs and snails

Diseases

May be infected by a rust, Powdery mildews and a leaf spot