The plants produce eye-catching bicolor blooms in combinations of red, pink, and white. Flower clusters grow to be as large as 15 cm (6î) across. This self-seeding variety is very pretty and easy to grow, blooming in its second year. Latin Name: Dianthus barbatus Online Code: 140162 Product Weight: 350 milligrams / approximately 250-275 seeds Plant Type: Biennial Hardiness Zone: 3 Bloom Color: Bicolors in combinations of red, pink and white Grows Best In: Full Sun Bloom Period: June to July Days to Seed Germination: 5 to 10 days Seed Planting Depth: 3 mm (1/8") Growing Height: 30-45 cm (12-18") Planting Instructions: Sow seed directly into the garden once all danger of frost has passed. For earlier blooms, start seed indoors 6-8 weeks before last frost. Suggestions: Brilliant choice for bedding or borders.