FLOWERS / BELLFLOWER Canterbury Bells. 24" plant with large, single pink, purple or white bells. Biennial. Will self sow if conditions suit it. $3 Add To Basket Listed In: 2016, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025 Wyoming USDA Hardiness: 5a View Profile & Listings