Centaurea cyanus

Bachelor’s button Blue


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Tall plants providing an abundance of brilliant blue flowers over a long period, given regular harvesting. Bee friendly and easy to grow. Flower petals are edible.


100 seeds per packet.

6 in stock

    Flower type:Air
    Life cycle:Hardy Annual
    Climate:Prefers cool to moderate temperatures and can withstand some frost.
    Sowing guide:Direct sow (recommended) in March to April / September or sow in trays and transplant after 4-6 weeks
    Planting Season:Autumn / Spring
    Germination guide:7-21 days @ 18 C. Cover seed with thin layer of soil. Following germination, tray should receive temperatures of 12 C at night until transplanting.
    Good Bee Food:Yes
    Flowering time:September (if sown in March to April) or 70 days after sowing in September
    Pinch:Not necessary
    Position:Full Sun
    Final height:90 cm
    Spacing:23 cm

    Growing Tips:

    Provide horisontal plant support when growing in windy areas.

    Harvesting Tips:

    Harvest when flower petals are halfway open. Expected vase life is 7 days.

    Whether you are growing flowers or vegetables or both, growing your own plants from seed, is one of the most rewarding things for any gardener and you don’t even need a green thumb to do it. With our guidance, it couldn’t be easier!