Wildflower Seed Mixes
All Wildflower Seed Mixes Wildflower Mixes 100% Wildflower & Grass Mixes 80/20 Cornfield Annuals Butterfly and Bee ColourMax Annual Flowers Wildflower Seedballs All Wildflower Mixes
Wildflower Seed Species
All Wildflower Seed Species Annuals Perennials Butterfly and Bee Cornfield Annuals All Wildflower Species
Wildflower Bulbs
All Wildflower Bulbs Wildflower Bulbs (Autumn Planted) Wildflower Bulbs In The Green (Spring Planted)
Wildflower Plug Plants
All Wildflower Plug Plants Collections Annuals Perennials Butterfly and Bee All Wildflower Plants Wildflower Turf
Wildlife Homes and Gifts
All Wildlife Homes and Gifts Wildflower Gifts Garden Homes & Nest Boxes
Spring Bulbs
All Spring Bulbs Allium Bulbs Daffodil Bulbs Crocus Bulbs Tulip Bulbs Dwarf Daffodil & Narcissi Bulbs Iris Bulbs Anemone Bulbs Muscari Bulbs Hyacinth Bulbs Bulb Planting Essentials
Look out for the 100% Native Guarantee
Return to Wildflower Seed Species
Common Knapweed Seeds (Centaurea nigra)
Common Knapweed Seeds (Centaurea nigra)
Next Day Delivery

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

Buy With Confidence

About Landlife Wildflowers
About Us

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.
Contact Landlife Wildflowers
Get in Touch

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.