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Campanula ‘Sarastro’ (Bellflower)

Bellflower 'Sarastro', 'Sarastro' Bellflower, Campanula hybrida 'Sarastro'

Campanula Sarastro, Bellflower 'Sarastro', 'Sarastro' Bellflower, Campanula hybrida 'Sarastro', Purple flowers

Campanula ‘Sarastro’ is a clump-forming perennial with elegant spires of large, bell-shaped, drooping flowers in a rich violet-purple shade. Blooming from early to late summer, the flowers are borne on upright leafy stems above a basal rosette of mid-green leaves. Slowly spreading, this eye-catching Bellflower is perfect for rock gardens, cottage gardens and makes an effective ground cover.

  • Grows in sturdy clumps, up to 18-24 in. tall and wide (45-60 cm). Stems may need to be staked.
  • 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, underplanting shrubs and roses, cottage gardens and containers. Excellent as cut flowers
  • Easy to grow, virtually disease and pest free, this low care perennial is also rabbit resistant.
  • Cut back after flowering.
  • Easily divided in spring or fall.
  • Propagate by division in spring or autumn or take basal cuttings in spring

Requirements

Hardiness 4 - 8
Heat Zones 1 - 9
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, A1, A2, A3
Plant Type Perennials
Plant Family Campanulaceae
Genus Campanula
Common names Bellflower
Exposure Full Sun, Partial Sun
Season of Interest Summer (Early, Mid, Late)
Height 1' - 2'
(30cm - 60cm)
Spread 1' - 2'
(30cm - 60cm)
Spacing 24" (60cm)
Maintenance Low
Water Needs Average
Soil Type Chalk, Clay, Loam
Soil pH Alkaline, Neutral
Soil Drainage Moist but Well-Drained
Characteristics Cut Flowers, Showy
Tolerance Rabbit
Garden Uses Beds And Borders, Patio And Containers, Underplanting Roses And Shrubs
Garden Styles Informal and Cottage, Gravel and Rock Garden
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Alternative Plants to Consider

Campanulastrum americanum (American Bellflower)
Campanula persicifolia ‘Takion Blue’ (Peach-Leaved Bellflower)
Campanula garganica ‘Dickson’s Gold’ (Adriatic Bellflower)
Campanula cochlearifolia (Fairy’s Thimble)
Campanula punctata ‘Cherry Bells’ (Spotted Bellflower)
Campanula ‘Viking’ (Bellflower)

Recommended Companion Plants

Campanula glomerata ‘Caroline’ (Clustered Bellflower)
Aquilegia vulgaris var. stellata ‘Nora Barlow’ (Columbine)
Knautia macedonica (Macedonian Scabious)
Alchemilla mollis (Lady’s Mantle)

Find In One of Our Guides or Gardens

Stunning Blue Flowers to Enhance Your Garden’s Beauty
Campanula – Which one for my Garden?
Great Campanulas for Rock Gardens
Great Campanulas for Your Garden Borders
Great Flowering Groundcover Plants: Campanula
Campanula persicifolia (Peach-Leaved Bellflower)
Campanula carpatica (Carpathian Bellflower)
Campanula glomerata (Clustered Bellflower)
Campanula lactiflora (Milky Bellflower)
Plants with Purple Flowers to Add Charm to Your Garden
While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.
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Requirements

Hardiness 4 - 8
Heat Zones 1 - 9
Climate Zones 1, 1A, 1B, 2, 2A, 2B, 3, 3A, 3B, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, A1, A2, A3
Plant Type Perennials
Plant Family Campanulaceae
Genus Campanula
Common names Bellflower
Exposure Full Sun, Partial Sun
Season of Interest Summer (Early, Mid, Late)
Height 1' - 2'
(30cm - 60cm)
Spread 1' - 2'
(30cm - 60cm)
Spacing 24" (60cm)
Maintenance Low
Water Needs Average
Soil Type Chalk, Clay, Loam
Soil pH Alkaline, Neutral
Soil Drainage Moist but Well-Drained
Characteristics Cut Flowers, Showy
Tolerance Rabbit
Garden Uses Beds And Borders, Patio And Containers, Underplanting Roses And Shrubs
Garden Styles Informal and Cottage, Gravel and Rock Garden
How Many Plants
Do I Need?
Explore Great Plant Combination Ideas
Campanula (Bellflower)
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