Bells and Whistles Clustered Bellflower (Campanula glomerata)
A size chart showing 4 different options for Perennial Plants: 4.5" Eco+ Elite (5-8" plant height, 4.5" pot width, 5" pot height); 0.65 Gallon (6-14" plant height, 6.5" pot width, 6.5" pot height); 1 Gallon (6-24" plant height, 6.5" pot width, 7.13" pot height); 2 Gallon (18-28" plant height, 8.88" pot width, 9.38" pot height).
Bells and Whistles Clustered Bellflower (Campanula glomerata)
Bells and Whistles Clustered Bellflower (Campanula glomerata)
Bells and Whistles Clustered Bellflower (Campanula glomerata)
Bells and Whistles Clustered Bellflower (Campanula glomerata)
A size chart showing 4 different options for Perennial Plants: 4.5" Eco+ Elite (5-8" plant height, 4.5" pot width, 5" pot height); 0.65 Gallon (6-14" plant height, 6.5" pot width, 6.5" pot height); 1 Gallon (6-24" plant height, 6.5" pot width, 7.13" pot height); 2 Gallon (18-28" plant height, 8.88" pot width, 9.38" pot height).
Bells and Whistles Clustered Bellflower (Campanula glomerata)
Bells and Whistles Clustered Bellflower (Campanula glomerata)
Bells and Whistles Clustered Bellflower (Campanula glomerata)

Bells and Whistles Clustered Bellflower (Campanula glomerata)

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Regular price $3299
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How Does Proven Winners® Measure Plant Sizes?

We list our plants by container size, which reflects the amount of soil and root growth each plant has when it ships. Actual plant height and width vary by variety and season, and many plants grow quickly as the weather warms.

To help you understand what to expect, refer to our size guide below. You can also find each plant’s approximate arrival size and mature size on its product page.

How Does Proven Winners® Measure Plant Sizes?

We list our plants by container size, which reflects the soil volume and root growth each plant has at shipping. Actual height and width vary by variety and season, and many plants grow quickly as temperatures warm.
 
For a quick reference, check the size guide below—you’ll also find each plant’s estimated arrival size and mature size on its product page.

How Does Proven Winners® Measure Plant Sizes?

We list our plants by container size, which reflects the soil volume and root growth each plant has at shipping. Actual height and width vary by variety and season, and many plants grow quickly as temperatures warm.
 
For a quick reference, check the size guide below—you’ll also find each plant’s estimated arrival size and mature size on its product page.

Plant Height By Container Size

This chart highlights the typical heights for each size category while also showing how container sizes compare, giving you a clear, straightforward way to understand plant size at arrival and choose the best fit for your gardening needs.

This chart shows typical plant heights and compares container sizes, helping you quickly understand arrival size and choose the best fit.

Plant height size guide chart consisting of eco+ grande, eco+ elite, Combination, Royale, 0.65 gallon, 1 gallon, 2 gallon

Soil Volume By Container Size

This chart shows the typical soil volume for each container size, listed in both imperial and metrics units for easy comparison.

Soil volume size guide chart consisting of eco+ grande, eco+ elite, Combination, Royale, 0.65 gallon, 1 gallon, 2 gallon
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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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