Bells and Whistles Clustered Bellflower (Campanula glomerata)

Please Note: Our perennials are beginning to go dormant. You may notice yellowing of leaves, leaf spots or thinning foliage. Upon arrival, water only if the top few inches of soil are dry.
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Orders placed before 11am ET will ship same day. Orders placed after 11am ET will ship next day. Annual orders ship Monday – Wednesday. Perennial, Shrub, and Hardgood orders ship Monday – Friday.
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Meet the 'Bells and Whistles' Clustered Bellflower – a perennial beauty that dazzles with its long blooming season, offering vibrant color from late spring to early summer. The stunning dark violet-blue flowers create a striking contrast against dense mounds of lush green foliage, making this plant a standout in any garden. The Bells series is known for its upright, sturdy growth, providing a graceful yet bold presence. Perfect for lining borders or creating eye-catching mass plantings, these bell-shaped blooms are sure to turn heads and add a burst of color to your landscape. Let 'Bells and Whistles' bring a spectacular floral display to your garden!

  • 24-28 inches tall and 22-26 inches wide at maturity
  • Hardy in zones 3-8, be sure to check your USDA zone to ensure success
  • Plant in part to full sun (4+ hours daily)
  • Space plants 22-26 inches apart for best results
  • Produces dark violet blue flowers from late spring to summer
  • Maintains green foliage spring to frost
  • Great for borders, containers, cut flowers, landscapes and mass planting
  • Attracts hummingbirds and bees and resists deer
  • Long blooming
  • Perennials shipped Nov-Apr will arrive dormant; perennials shipped Apr-Oct will arrive green or in bloom

Care: Fertilize with Proven Winners® Continuous Release Plant Food in spring and mid-summer. Cutting the plants back hard after flowering will keep them more compact and may also result in a second flush of blooms.

Shipping Info:

  • Enjoy free shipping on orders over $175
  • Size at shipping varies by season, plant, and trimming schedules
    • 0.65 Gallon perennials are 6-14" tall at shipment
    • 1 Gallon perennials are 6-24" tall at shipment

Read our guide to get started with planning a garden

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  • 3 stars: 1 (25%)
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A
Anonymous
USDA Planting Zone: 7
Light: Full Sun
Soil Type: Bagged Soil/Potting Soil
Wildlife Pressure: Rabbits
Bells & Whistles.- not ringing

For some reason (and I have more than 70 plants in my English Garden property), the Bells and Whistles is not thriving. Proven Winner has been terrific for years, but Bells & Whistles is not happy.

Thank you for sharing your experience. We're sorry to hear the Bells and Whistles isn't thriving. Please send photos to HelpDesk@ProvenWinnersDirect.com so we can assist you.

R
Renee B.
USDA Planting Zone: 5
Light: Part Sun
Soil Type: Clay
Wildlife Pressure: Rabbits
This plant came in wonderful shape

This plant came in wonderful shape. I'm excited to see how it grows this summer.

L
Linda

The flowers were delivered in great shape. They were beautiful and looked very healthy !

R
Rhonda

So thrilled about absolutely beautiful plants! Would definitely recommend once they’re back in stock!

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