Video: Campanula in Johnny's Overwinter Flowers Tunnel

Step into the campanula overwinter trial tunnel with Joy Longfellow, Johnny's Flower Trials Technician. Joy shares considerations for sowing and blossoming in relation to daylength, when to harvest bellflowers for maximal vase life, and other key learnings from the overwinter campanula trials at Johnny's Research Farm in Zone 5, Albion, Maine.