Dwarf Blue Centaurea

Pinetree Garden Seeds Verified independent store

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Also known as Bachelor’s Buttons or Cornflower. A native of Europe, they were brought to America in the 17th century and have been loved by gardeners for their periwinkle blue flow ers since. Tuck them among annuals, perennials, or even in the veggie garden where the intense blue flowers can be used for cutting or as an edible garnish. The 1-2” blue flowers bloom nonstop, attracting beneficial insects from midsummer on. 300 seeds PLANTING Centaurea cyanus Annual Germination: 7-14 days Seed Planting Depth: Sow 1/8” deep Starting Indoors: Start indoors 4-6 weeks before the last frost. Provide 60-70ºF soil temperature. Water seedlings regularly until established. Sowing Outdoors: Direct sow mid to late spring into early summer. Sow a few seeds every 4-6". Spacing: Transplant 4-8" apart Growth Habit: Upright Height and Width: 24-30" x 12" Light Needs: Full sun Soil Needs: Average, well-drained Approximate days to flower from seed: 65-75 days Uses: Flower beds, cottage, and wildflower gardens, attracts pollinators and birds, deer and drought tolerant, cut flowers, edible flowers Care: Self-seeds. Deadhead to prevent self-seeding. Established plants can tolerate dry soil, but regular water will keep the plants healthier. Do not over-fertilize, causes excessive leaf growth and little to no flowers. Show more