Herboo Cornflower seed packet with vibrant wildflower illustration on a clean background
Close-up of blue Cornflower (Centaurea cyanus) blooms in a wildflower meadow
Back of Herboo Cornflower seed packet showing sowing and care information
Cornflower blossom with bright blue petals and dark central disk in natural garden setting
Side view of Herboo Cornflower seed packet for UK gardens and meadows

Cornflower Seeds

Centaurea cyanus

Blue cornflower seeds for sculptural flowers. Cornflower seeds have some famous fans. Cornflowers were said to be a favourite of Egyptian Tutankhamun. Other big fans of these bright blue wild cornflowers are bees, butterflies and us.

Approx 200 seeds

  • Pot Fans
  • Pollinator-Friendly
  • Most Light Conditions
  • Hardy Annual

Grow in Your Garden

Grow Stunning Blue Cornflowers with Herboo Seeds

Calendar

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
When to SowFlowers / Harvest

How to Grow

Sow cornflower seeds directly into well-drained soil in a sunny spot. Keep soil moist until germination, then enjoy colourful blooms all summer.

  • Sowing

    Sow cornflower seeds on the surface of the soil and keep well hydrated. You can start the seeds indoors earlier and plant outside after the last frost.

  • Growing

    Sow Cornflower seeds from March to May or in early autumn for earlier blooms the following year. Scatter seeds directly over raked, fine soil and lightly press them in — covering only very thinly. Choose a sunny spot; Cornflowers thrive in full light and poor, free-draining soils.

  • Plant care

    Cornflowers are low-maintenance annuals. Water during prolonged dry weather, but avoid overwatering — they prefer leaner soils. Deadhead regularly to keep flowers coming all summer. Leave a few flower heads to dry naturally if you’d like them to self-seed.

About Cornflower

Hardy annual, pollinator-friendly, perfect for pots and borders, self-seeding.

  • Pot Fans
  • Pollinator-Friendly
  • Most Light Conditions
  • Hardy Annual

Eventual height & spread

0.3m
1m
Plant

History of Cornflower

Cornflowers were once a national symbol of Germany and have a fascinating history linked to Queen Louise of Prussia. Their bright blue flowers also attract bees and butterflies, supporting garden biodiversity.

Other Namesbachelor's buttons, barbeau, blaver, blawort, blue blaw, blue bonnets, bluebottle, blue bow, blue poppy, blue sailors, blue tops, bluets, break-your-spectacles, brushes, bunk, corn binks, cornbottle, corn centaury, happy skies, haw dods, hurtsickle, ragged robin, ragged sailor and witches' bells
Pet/Baby SafeYes

FAQs

Cornflower blossom with bright blue petals and dark central disk in natural garden setting
Side view of Herboo Cornflower seed packet for UK gardens and meadows

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