Champion II White Campanula is an F1 hybrid bell flower bred for the cut flower trade, delivering uniform stems packed with pure white blooms that rise 30 to 40 inches tall. These are not the delicate alpine varieties of folklore, but sturdy, productive plants engineered to perform in both garden beds and commercial growing operations. With a 120 to 150 day season, they're timed to reward patient gardeners with armloads of fresh flowers perfect for arrangements. The 'Champion II' line represents decades of selective breeding for consistency and vigor, making this a hybrid that actually delivers on the promise of uniformity.
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Moderate
3-8
40in H x ?in W
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High
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Pure white blooms arrive in abundance on stems reaching 30 to 40 inches, making this a serious contender for cut flower production rather than a casual cottage garden addition. Johnny's Seeds positions this as a 'uniform, productive cut flower,' which means you're not gambling on plant-to-plant variation or inconsistent flowering. The timing, 120 to 150 days to maturity, gives you a long but manageable window to plan around your local season.
Champion II White Campanula earns its reputation as a cut flower, with stems tall enough and flowering generous enough to fill vases and commercial arrangements. The white petals and sturdy upright growth suit formal bouquets and wedding work where consistency and height matter.
No timeline data available yet for this variety.
Sow seeds 6 to 8 weeks before your intended transplant date into 128-cell plug flats or standard seedling containers. Campanula seeds need light to germinate, so don't bury them, but apply a light dusting of vermiculite or growing media on top to maintain moisture and help dissolve the seed pellet coating. Bottom water or mist gently to avoid displacing the tiny seeds. Maintain consistent moisture and warmth during germination.
Harden off seedlings gradually over 7 to 10 days before moving them into the garden. Plant outdoors when soil has warmed and all frost risk has passed in your region. Space transplants 4 inches apart in prepared garden beds with good drainage.
Direct seeding is not recommended for this variety; transplant-grown plants will establish more reliably and produce more uniform results.
For cut flowers, harvest when 2 to 3 lower buds on each stem are open, allowing the upper buds to continue opening in the vase. Keep stems in an upright position immediately after cutting to prevent bending, which damages the elegant silhouette these tall stems are bred to provide. Harvest in early morning for maximum vase life.
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