Blue Canterbury Bells
Campanula medium
Blue Canterbury Bells blooms from May through June.
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Growing Blue Canterbury Bells
Plant it in full sun. It prefers moderate water. It is hardy in USDA zones 4–10. Expect it to reach about 2.3 ft tall and 12 in wide at maturity, in roughly 1 year.
When to plant Blue Canterbury Bells
Wait until all danger of frost has passed, then plant out Blue Canterbury Bells into warm soil; in most zones that means late spring. Planted then, it flowers from May to June.
Month-by-month timing for your zone is on the planting calendar: for the middle of its range, start with zone 7 in April.
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