When to Plant Columbine Seeds Plant in the Spring after the threat of frost has passed. Where to Plant Columbine Seeds Columbines are a highly adaptable flower. They do well in many climates and sun conditions, but they will bloom best in full sun to light shade. Plus, columbines are deer resistant, and birds and butterflies love the nectar found in tip of the petal?s thin spur! How to Plant Columbine Seeds While not required, Columbine seeds can benefit from a special 4 week treatment called cold moist stratification prior to planting them. After stratification, remove the seeds, and place them outdoors in a sunny location or under grow lights and allow them to germinate (21 to 28 days). If sowing outdoors: In the early spring (3 to 4 weeks before the last frost), sow your columbine seeds on top of lightly raked soil. They do not need to be covered. Your columbine seeds will germinate in around 21 days. If starting indoors, plant columbine seeds 6 weeks before the average last spring frost. Columbines are perennials that are hardy to zones 3 to 8 or 9, depending on variety. How to Care for Columbine When flowers begin to fade, dead head to allow for fresh blooms. When the season is over, cut down to the ground. * Sowing Rate: 3 - 4 seeds per plant * Average Germ Time: 14 - 21 days * Keep moist until germination * Attracts bees, butterflies, and hummingbirds * Depth: Do not cover, but press into soil Buy Seeds Online ,Organic Seeds ,Heirloom Seeds ,Non-GMO Seeds ,Vegetable Seeds ,Flower Seeds ,Herb Seeds ,Fruit Seeds ,Garden Seeds ,Seed Starter Kits ,Rare Seeds ,Bulk Seeds ,Indoor Gardening Seeds ,Seed Catalog ,Seed Packs for Sale ,Sustainable Seeds ,Greenhouse Seeds ,Seed Suppliers ,Planting Seeds ,Home Garden Seeds