Black Hollyhock | Alcea rosea 'Nigra'
Alcea black
Price comparison:
£5.90 – £10.99
From 4 UK retailers
Sun
☀️ Full Sun
Water
💧💧 Moderate
Hardiness
🌡️ H4 (Half Hardy)
Flowers
🌸 jul,aug,sep
Compare Prices
Prices from 4 retailers across 3 sizes
Prices shown are for different pot sizes — compare within size groups for accurate savings
Prices last checked: 16 Aug 2026
Prices exclude delivery. Check retailer for final price.
Retailers shown in order of price — lowest first within each size group.
| Roots Plants | £6.00Out of stockPrice checked 18 days ago | 9cm | View at Roots PlantsOpens product page · Affiliate info |
Roots Plants
Size: 9cm
| Crocus £5.99 flat rate per order | £10.99Out of stockPrice checked 12 days ago | bulb | View at CrocusOpens product page · Affiliate info |
Crocus
£5.99 flat rate per order
Size: bulb
| Shire Plants | £5.90Price checked 19 days ago | Check retailer for size | View at Shire PlantsOpens product page · Affiliate info |
| Thompson & Morgan + £6.99 delivery | from£9.99Price checked 21 days ago | Check retailer for size | View at Thompson & MorganOpens product page · Affiliate info |
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: 16 Aug 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
Latin Name
Alcea black
Family
Hardiness Zone
H4
Care Level
moderate
Sun Exposure
full-sun
Water Needs
moderate
Flowering Season
jul,aug,sep
Mature Height
Frequently Asked Questions
How much does Black Hollyhock | Alcea rosea 'Nigra' cost in the UK?
Black Hollyhock | Alcea rosea 'Nigra' prices in the UK range from £5.90 to £10.99 depending on pot size and retailer. The cheapest price is currently at Shire Plants at £5.90. Prices are checked nightly across 4 UK nurseries.
Where can I buy Black Hollyhock | Alcea rosea 'Nigra' online in the UK?
You can buy Black Hollyhock | Alcea rosea 'Nigra' from 4 UK nurseries including Shire Plants, Roots Plants, Thompson & Morgan. ComparePlants.uk compares prices across all of them so you can find the best deal.
What is the scientific name for Black Hollyhock | Alcea rosea 'Nigra'?
The scientific name for Black Hollyhock | Alcea rosea 'Nigra' is Alcea black.
Related reading
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 →Best Plants for a Long Summer Display
For a summer border that keeps on giving, focus on plants like salvia, geranium, verbena, and echinacea, which flower for months and demand little fuss.
Read the guide →Similar Plants
