Blue Cupid's Dart produces attractive lavender-blue flowers. The daisy-like blooms contrast nicely with the grassy grey-green leaves. This perennial is a definite winner for filling borders. Zone 4 Catananche caerulea Product Weight: 200 milligrams / approximately 50-60 seeds Plant Type: Perennial Bloom Color: Blue Grows Best In: Full Sun Bloom Period: June to July Days to Seed Germination: 6 to 10 days Seed Planting Depth: 3 mm (1/8") Growing Height: 60 cm (24") 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: Excellent cut or dried flower and a good ground cover.