Greater Knapweed
Greater Knapweed
Price comparison:
£3.49
From 1 UK retailer
Reaching around 75cm, Greater Knapweed is a fully hardy hardy perennial flowering from June to August. Fully hardy throughout the UK. A reliable choice for pollinator-friendly gardens.
Sun
☀️ Full Sun
Water
💧💧 Moderate
Hardiness
🌡️ H7 (Fully Hardy)
Size
📏 75cm tall × 45cm wide
Flowers
🌸 jun,jul,aug
Wildlife
🐝 Major pollinator plant
Compare Prices
Prices from 1 retailer
Prices last checked: 5 Apr 2026
Prices exclude delivery. Check retailer for final price.
Retailers shown in order of price — lowest first within each size group.
| Retailer | Price | Pot Size | Action |
|---|---|---|---|
| Hillier £5.99 standard delivery | £3.49 | bulb | View at HillierOpens product page · Affiliate info |
Prices shown exclude delivery. Delivery charges vary by retailer — see individual listings for details.
Prices may vary. Click through to the retailer for current pricing.
Prices last checked: 5 Apr 2026
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Plant Information
About this plant
Reaching around 75cm, Greater Knapweed is a fully hardy hardy perennial flowering from June to August. Fully hardy throughout the UK. A reliable choice for pollinator-friendly gardens.
Latin Name
Greater Knapweed
Family
Hardiness Zone
H7
Care Level
moderate
Sun Exposure
full-sun
Water Needs
moderate
Flowering Season
jun,jul,aug
Mature Height
75cm
Frequently Asked Questions
How much does Greater Knapweed cost in the UK?
Greater Knapweed prices in the UK range from £3.49 to £3.49 depending on pot size and retailer. The cheapest price is currently at Hillier at £3.49. Prices are checked nightly across 1 UK nurseries.
Where can I buy Greater Knapweed online in the UK?
You can buy Greater Knapweed from 1 UK nurseries including Hillier. ComparePlants.uk compares prices across all of them so you can find the best deal.
What is the scientific name for Greater Knapweed?
The scientific name for Greater Knapweed is Greater Knapweed.
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