· learn how to propagate campanulas by taking basal cuttings from them in spring, plus other plants to use this technique on, from BBC Gardeners' World Magazine. · Learn how to grow campanula from seed, transplant or divide the biennial bellflowers. Find out when and how to sow, water and care for the seedlings and plants. View allJan 6, 2025 · 🌱 Propagate Campanula via seeds, cuttings, or division—each method varies in difficulty. 💧 Soak seeds for 24 hours to boost germination rates significantly before planting. 🌼 Divide plants in spring or fall for optimal growth and flowering. · The time to attempt this type of propagation is indicated by the plant itself. In early-to-mid spring soon after the last frost, you will notice new green shoots emerging around the plant. Rounded basal leaves wither early in the flowering season, leaving stems and blooms. Flowers are approximately 0.5 inches in length, pale to vivid blue-purple in color and hang from stems either singly or in clusters. · Learn how to create new plants from your existing Campanula (Bellflower) using stem cuttings. Find out the best time, tools, and care tips for propagating this beautiful and easy-to-grow plant. How to grow campanula (bellflower): key instructions on sowing, transplanting, overwintering for cut flower production. From Johnny's Selected Seeds. · Learn how to grow campanula from seed, transplant or divide the biennial bellflowers. Find out when and how to sow, water and care for the seedlings and plants. View allJan 6, 2025 · 🌱 Propagate Campanula via seeds, cuttings, or division—each method varies in difficulty. 💧 Soak seeds for 24 hours to boost germination rates significantly before planting. 🌼 Divide plants in spring or fall for optimal growth and flowering. · The time to attempt this type of propagation is indicated by the plant itself. In early-to-mid spring soon after the last frost, you will notice new green shoots emerging around the plant. Rounded basal leaves wither early in the flowering season, leaving stems and blooms. Flowers are approximately 0.5 inches in length, pale to vivid blue-purple in color and hang from stems either singly or in clusters. · Learn how to create new plants from your existing Campanula (Bellflower) using stem cuttings. Find out the best time, tools, and care tips for propagating this beautiful and easy-to-grow plant. How to grow campanula (bellflower): key instructions on sowing, transplanting, overwintering for cut flower production. From Johnny's Selected Seeds. · 🌱 Propagate Campanula via seeds, cuttings, or division—each method varies in difficulty. 💧 Soak seeds for 24 hours to boost germination rates significantly before planting. 🌼 Divide plants in spring or fall for optimal growth and flowering. · The time to attempt this type of propagation is indicated by the plant itself. In early-to-mid spring soon after the last frost, you will notice new green shoots emerging around the plant. · Learn how to create new plants from your existing Campanula (Bellflower) using stem cuttings. Find out the best time, tools, and care tips for propagating this beautiful and easy-to-grow plant. How to grow campanula (bellflower): key instructions on sowing, transplanting, overwintering for cut flower production. From Johnny's Selected Seeds. Rounded basal leaves wither early in the flowering season, leaving stems and blooms. Flowers are approximately 0.5 inches in length, pale to vivid blue-purple in color and hang from stems either singly or in clusters.