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Common Knapweed Seeds (Centaurea nigra)
Common Knapweed Seeds (Centaurea nigra)
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Common Knapweed Seeds (Centaurea nigra)

Common knapweed or hardheads is a colourful meadow plant of the thistle family. Tight purple flowers, with lance-shaped leaves. Forms dense clumps over time, ideal for sunny meadows and hedgebanks.

  • Height: 30 - 60cm
  • Flowers: June - September
  • Soil Requirement: Well-drained
  • Light Requirement: Full sun and partial shade 
  • Seeds per gram: 500

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About Landlife Wildflowers
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Landlife Wildflowers grow and supply high-quality, native wildflower products, restoring wildflowers right across the UK. Working in conjunction with wildlife charity, Buglife, we’re bringing back Britain’s treasured wildflowers! Find out more about why we’ve been trusted by the general public, Natural England and The National Trust for over twenty years.
Quality wildflower seed
Quality

We’re proud to supply only the highest-quality, native wildflower products - tried, tested and refined by us for two decades to ensure each and every customer is delighted with their purchase. Find out more about our commitment to the supply of native, provenance-assured wildflower products to restore Britain’s natural wildflower habitats for bees, butterflies, birds and wildlife.
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If you have any questions or would like to get in touch, our team of wildflower experts are on hand to guide you every step of the way. We love talking about wildflowers and the quality of our products, and are pleased to help with any enquiry, including how to establish wildflowers, product recommendations and even creating custom mixtures for specific projects.