Campanula glomerata Caroline (Clustered Bellflower)

Award-winner Campanula glomerata ‘Caroline’ (Clustered Bellflower) is a spreading perennial with upward facing, bell-shaped, shell pink to lavender flowers held in dense clusters, 5 in. across (12 cm). Blooming mostly from late spring to early summer, the flowers are borne atop sturdy leafy stems above a slowly spreading rosette of heart-shaped soft green leaves.

Award-winner Campanula glomerata 'Caroline' (Clustered Bellflower) is a spreading perennial with upward facing, bell-shaped, shell pink to lavender flowers held in dense clusters, 5 in. across (12 cm). Blooming mostly from late spring to early summer, the flowers are borne atop sturdy leafy stems above a slowly spreading rosette of heart-shaped soft green leaves. This charming Bellflower is perfect for a sunny or partly shaded herbaceous border. 

  • Winner of the Award of Garden Merit of the Royal Horticultural Society.
  • Grows in sturdy clumps, up to 12-24 in. tall (30-60 cm) and 12-36 in. across (30-90 cm). It has a tendency to spread rapidly in rich soils.
  • Thrives in full sun or part shade, in average, medium, well-drained soils. Prefers part shade in warmer climates. Needs regular moisture!
  • Ideal for beds, borders, cottage gardens and naturalized areas. Plant in groups for best visual impact! Campanula glomerata makes excellent cut flowers that last up to 2 weeks in a vase!
  • Easy to grow, virtually disease and pest free, this low care perennial is also deer and rabbit resistant and adored by hummingbirds, butterflies and bees.
  • Cut back after flowering, both to prevent self-seeding and to encourage a second flush of flowers.
  • Easily divided in spring or fall.
  • Propagate by division in spring or autumn or take basal cuttings in spring

Requirements

Hardiness 3
– 8

Heat Zones 1
– 8

Climate Zones 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, A1, A2
Plant Type Perennials
Plant Family Campanula – Bellflowers
Exposure Full Sun, Partial Sun
Season of Interest Spring (Late)Summer (Early)
Height 1'
– 2'
(30cm
– 60cm)
Spread 1'
– 3'
(30cm
– 90cm)
Spacing 24″
– 36″
(60cm
– 90cm)
Water Needs Average
Maintenance Low
Soil Type Chalk, Clay, Loam, Sand
Soil pH Alkaline, Neutral
Soil Drainage Moist but Well-Drained
Characteristics Cut Flowers, Plant of Merit, Showy
Native Plants United Kingdom
Tolerance Deer, Rabbit
Attracts Bees, Butterflies, Hummingbirds
Garden Uses Beds and Borders, Patio and Containers, Underplanting Roses and Shrubs
Garden Styles Informal and Cottage, Prairie and Meadow