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IN STOCK: Black Sunflower Seed is Back

Centaurea Blue Boy Cornflower Seeds

Select Option: 50 seeds
Sale price$1.00

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Centaurea Blue Boy Cornflower seeds for growing edible flowers 

These stunning deep blue flowers are beautiful to behold, both on your plate and in your garden. They are easy to grow and will attract beneficial insects to your garden. This hardy undemanding plant prefers well-drained soil and a sunny position.

Scientific Name

Centaurea cyanus

Also known as 

Sapphire buttons

Life Cycle



Easy to grow. Lovely Cottage Garden flower. Has recently become popular as an edible flower 

When to plant

Spring, Autumn + Early Winter 

Sewing Depth & Method

5mm deep, sow direct or raise seedlings


20cm apart


Full Sun / Part Sun

Days until germination

7-10 days

Plant Height



Orders to Western Australia & Tasmania

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