Illustration. See the retailer's page for photos of the actual plant.
Knautia arvensis
Knautia arvensis
Price comparison:
£12.50
From 4 UK retailers
A perennial for full sun, Knautia arvensis reaches around 60cm with flowers from June to September. A reliable choice for pollinator-friendly gardens.
Sun
☀️ Full Sun
Water
💧💧 Moderate
Hardiness
🌡️ H7 (Fully Hardy)
Size
📏 60cm tall × 40cm wide
Flowers
🌸 jun,jul,aug,sep
Wildlife
🐝 Pollinator magnet
Compare Prices
Prices from 4 retailers
Prices last checked: 8 Oct 2026
Prices exclude delivery. Check retailer for final price.
Retailers shown in order of price — lowest first within each pot size. Packs are compared only with packs of the same size. Listings without a stated pot size are not ranked.
| McLarens Nurseries Delivers UK-wide, or collect from Uplawmoor 7 days a week | £12.50Checked 27 Oct | 2L | View at McLarens NurseriesOpens product page · Affiliate info |
McLarens Nurseries
Delivers UK-wide, or collect from Uplawmoor 7 days a week
Size: 2L
| Claire Austin Hardy Plants £5.50 standard delivery | £7.50Checked 21 Oct | Check retailer for size | View at Claire Austin Hardy PlantsOpens product page · Affiliate info |
| Shire Plants | £4.90Checked 8 Oct | Check retailer for size | View at Shire PlantsOpens product page · Affiliate info |
| Thompson & Morgan + £6.99 delivery | £19.99Checked 27 Oct | Check retailer for size | View at Thompson & MorganOpens product page · Affiliate info |
Claire Austin Hardy Plants
£5.50 standard delivery
Size: Check retailer for size
Shire Plants
Size: Check retailer for size
Thompson & Morgan
+ £6.99 delivery
Size: Check retailer for size
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: 8 Oct 2026
We may earn commission from purchases made through our links. (What does this mean?)
The month's biggest price drops across UK nurseries
One email a month. The plants that got cheaper, and where. Unsubscribe anytime.
We only email you price drops and seasonal savings. No spam, ever.
Plant Information
About this plant
A perennial for full sun, Knautia arvensis reaches around 60cm with flowers from June to September. A reliable choice for pollinator-friendly gardens.
Latin Name
Knautia arvensis
Family
Hardiness Zone
H7
Care Level
moderate
Sun Exposure
full-sun
Water Needs
moderate
Flowering Season
jun,jul,aug,sep
Mature Height
60cm
Frequently Asked Questions
How much does Knautia arvensis cost in the UK?
Knautia arvensis prices in the UK range from £12.50 to £12.50 depending on pot size and retailer. The lowest price we track is £12.50 for a 2 litre pot at McLarens Nurseries. Prices are checked nightly across 4 UK nurseries.
Where can I buy Knautia arvensis online in the UK?
You can buy Knautia arvensis from 4 UK nurseries including Shire Plants, Claire Austin Hardy Plants, McLarens Nurseries. ComparePlants.uk compares prices across all of them so you can find the best deal.
What is the scientific name for Knautia arvensis?
The scientific name for Knautia arvensis is Knautia arvensis.
Related reading
Drought-Tolerant Plants That Still Look Good
Dry-garden planting has a reputation for looking like a car park in July. It doesn't have to. Twelve plants that hold their shape and colour through a dry summer — and the honest caveat about planting them now.
Read the guide →Best Plants for Late-Summer Colour
Give your garden a burst of energy when the rest of the world seems to be winding down, with these vibrant and hardy plants for late-summer colour.
Read the guide →How to Support Wildlife in October
October in the UK garden is a pivotal time to support wildlife, with specific plants and small actions making a big difference for birds, pollinators, amphibians, and hedgehogs.
Read the guide →Similar Plants
Plant image coming soon
Prunus x subhirtella ‘Autumnalis Rosea’
Prunus x subhirtella 'Autumnalis Rosea'