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Knapweed, Greater (Centaurea scabiosa) Seeds
A sharp and showy-looking flower, blooming into starburst-shaped, thistle-like magenta florets. The Greater Knapweed is hardy and tall-growing- grow it alone to let its brambly beauty shine forth and attract plenty of butterflies, or contrast it with softer-shaped wildflowers, like the ox-eye daisy.
- Type: Perennial
- Height: 40-90cm
- Flowers: June-September
- Best Sown: Autumn or Spring
- Soil Requirement: Well-drained
- Light Requirement: Full sun and partial shade
- Natural Habitat: Grasslands, cliff-sides
- Also known as: Black Top
- Seeds per gram: 130
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Boston Seeds is an independent seed merchant founded in 2002 by Andrew Wallis, after 25 years working for some of Europe’s leading seed houses. Find out more about Boston Seeds.
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