Biennial Canterbury Bells plants are easy to grow flowers, that reward you with elegant, showy blooms. When growing Canterbury Bells flowers, you need to have patience. As a biennial, the plants produce bell-shaped flower blooms up to 2 inches across in the summer of the second year after planting. To have yearly blooms, it is important to continually plant these flowers each year.
FYI: For new gardeners, you’re probably familiar with the terms annual and perennial. However, “Biennial” may be a new term to you. Biennial plants live for two years. The flowers normally bloom in the second year. There aren’t a lot of biennial flowers.
Flower Colors include pink, white, purple, lavender, blue, and violet.
Flowers Bloom: Summer
Plant Height: 18″ – 36″
Biennial, Campanula Medium
Canterbury Bells plants are grown from seeds. Sow seeds early in the season. Or, start seeds indoors 4-6 weeks before the last frost in your area.
To have continuous blooms every year, allow some of the flower seed pods to mature. Then, let the seed fall to the ground to re-seed the flower bed.
Also, you can also harvest mature Canterbury Bells seeds for planting next year in another location. Then, after harvesting the seeds, let them dry a little longer on a screen in a cool, dry location.
Days to Germination: 14 – 21 days.
Grow the plants in full to partial sun. Plants prefer cooler weather. If grown in warmer, southerly areas of he country, provide afternoon shade or filtered sunlight.
The plants prefer rich, moist soil that is well drained.
For best flower production, fertilize every month or two during the growing season.
Mulch around plants for a neat and tidy appearance, and to keep competing weeds down.
Ideal Soil pH: 6.0 – 8.0.
Canterbury Bells flowers have few insect and disease problems.