Cornflower- Blue Boy

Centaurea cyanus

Rated 4/5 based on 1 reviews.

Standard seed packet, 50 seeds

$1.25
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Cornflower- Blue Boy

Centaurea cyanus


  • Annual 90cm
  • Traditional cornflower blue flowers
  • Excellent cut or dried flower


Annual growing between 40-90cm tall. Plants have an upright habit with long grey/green leaves and produce tall traditional cornflower blue flowers. Good for cottage gardens, wildflower gardens, beds and borders. Excellent vibrant blue colour and very easy to grow. Makes an excellent cut flower or dried flower; colour doesn't fade. Attracts bees and butterflies to the garden. Has a history of medicinal uses and petals are often used to add colour to salads or dried in tea blends. Can be grown in containers. Drought and frost tolerant, will grown in poor soil conditions. Also known as Bachelors Button. 


How to sow and grow:

Method: Sow direct or raise seedlings
Sowing Depth: 5mm
When: Autumn, early winter and spring
Germination: 7-14 days @ 15-18 °C
Hardiness / Life Cycle: Hardy Annual
Plant Spacing: 20cm
Plant Height: 90cm
Position: Full sun, well drained moist soil
Days to Maturity/Flowering: 70 days
*Notes: Deadhead to prolong flowering. Plants may need some support.

(Product number: F5-15)
Seeds per gram: 220 seeds


SKU F5-15
Shipping Weight 0.0007kg
Botanical name: Centaurea cyanus
Packet type: Standard seed packet
Packet quantity: 50 seeds
Seeds per gram: 220

Cornflower- Blue Boy

1 November 2020
A rich blue coloured flower, very vibran colour, great to look at. Also attracts lots of wildlife even with if you don't have heaps of flowers/plants. In particular it attracted blue-banded honey bees and hoverflys to my garden (great pollinators!).
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