Black Ball Cornflower Seeds

Black Ball Cornflower Centaurea seeds produce classic deep black blooms with distinctive fringed petals.

These hardy annuals establish quickly in most soil conditions, flowering prolifically from late spring through autumn. Reaching 75-90cm, they provide excellent vertical structure while attracting beneficial insects. Drought-resistant once established and highly effective as cut flowers with exceptional vase life.

15 seeds per packet 

Part-Full Sun 

Sow Autumn & Spring 

Sowing Depth + Method: 5mm deep, sow direct or raise seedlings

Spacing: 20cm apart

Days until germination: 7-10 days @ 15-18 °C