Cosmos
Cosmos
Price comparison:
£3.54 – £190.10
From 4 UK retailers
Cosmos is a herbaceous perennial suited to full sun, growing to around 60cm. Flowers appear from June to August. A reliable choice for pollinator-friendly gardens.
Sun
☀️ Full Sun
Water
💧💧 Moderate
Hardiness
🌡️ H5 (Hardy -10°C)
Size
📏 60cm tall × 45cm wide
Flowers
🌸 jun,jul,aug
Wildlife
🐝 Pollinator-friendly
Compare Prices
Prices from 4 retailers across 2 sizes
Prices shown are for different pot sizes — compare within size groups for accurate savings
Prices last checked: 25 Apr 2026
Prices exclude delivery. Check retailer for final price.
Retailers shown in order of price — lowest first within each size group.
| Farmer Gracy Flat rate per order. Free over £50. Ships from Netherlands | £3.54 | tuber | View at Farmer GracyOpens product page · Affiliate info |
| Thompson & Morgan £6.99 for plants, £2.99 seeds only. Free over £60 | £190.10 | bare root | View at Thompson & MorganOpens product page · Affiliate info |
Farmer Gracy
Flat rate per order. Free over £50. Ships from Netherlands
Size: tuber
Thompson & Morgan
£6.99 for plants, £2.99 seeds only. Free over £60
Size: bare root
| Primrose Standard delivery from £4.99 | £10.99 | Check retailer for size | View at PrimroseOpens product page · Affiliate info |
| Suttons £6.99 for plants, £2.99 seeds only, £7.99 mixed | £11.99 | 30cm | View at SuttonsOpens product page · Affiliate info |
Primrose
Standard delivery from £4.99
Size: Check retailer for size
Suttons
£6.99 for plants, £2.99 seeds only, £7.99 mixed
Size: 30cm
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: 25 Apr 2026
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Plant Information
About this plant
Cosmos is a herbaceous perennial suited to full sun, growing to around 60cm. Flowers appear from June to August. A reliable choice for pollinator-friendly gardens.
Latin Name
Cosmos
Family
Hardiness Zone
H5
Care Level
moderate
Sun Exposure
full-sun
Water Needs
moderate
Flowering Season
jun,jul,aug
Mature Height
60cm
Frequently Asked Questions
How much does Cosmos cost in the UK?
Cosmos prices in the UK range from £3.54 to £190.10 depending on pot size and retailer. The cheapest price is currently at Farmer Gracy at £3.54. Prices are checked nightly across 4 UK nurseries.
Where can I buy Cosmos online in the UK?
You can buy Cosmos from 4 UK nurseries including Farmer Gracy, Suttons, Thompson & Morgan. ComparePlants.uk compares prices across all of them so you can find the best deal.
What is the scientific name for Cosmos?
The scientific name for Cosmos is Cosmos.
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