University of Wisconsin-Madison

Giant Bellflower

Campanula latifolia cv. Macrantha

Plant name: Giant Bellflower Campanula latifolia This plant features pointed, lance-shaped leaves with serrated edges, a deep green color, and a slightly rough, textured surface.

Plant Information

Type: Herbaceous Perennial
Garden: English Garden
Zone: 4, 5, 6, 7, 8
Bloom Time: Jun - Jul
Height: 36-48 inches
Light Requirements: Full sun, Morning shade with afternoon sun, Morning sun with afternoon shade
Soil Conditions: Average well-drained soil
Flower Color: White
Special Characteristics:
  • Clump-forming perennial with tall stems with ovate leaves and clusters of white flowers
  • Cut back after flowering to prevent self-seeding and encourage more blooms
  • May need staking if not sheltered
  • Divide in spring or fall
  • Deer tolerant
  • Black Walnut tolerant