Free delivery over £75 on plants* | T&Cs apply

Shop

Information & Help

My account

crocus
Wish-list My wheelbarrow

Search for "deep"

By type
Facing
How much sun
Soil type
Special conditions
Evergreen / deciduous
Fragrance
Attractive to wildlife
Quick growing
Special features
Bulb planting time
Bulb divisions
Sowing month inside or protected
Sowing month outside
Ready made borders
Planting combinations
Hardy
Ground cover
Position
Soil moisture
Used at RHS Chelsea Flower Show
Kitchen garden planting guidelines
Sort by lowest price
All items
Showing Flower colour : Purple Eventual size : Large Flowering month : August clear all
39 items
Alcea rosea Nigra

20% off

Alcea rosea 'Nigra'
From £2.39
approx 50 seeds
9cm pot
3 × 9cm pots
0 star 0 star 0.5 star 1 star 1 star 2.5 5 2 (2)
Verbena rigida Santos

20% off

Verbena rigida 'Santos'
From £2.39
approx 40 seeds
9cm pot
3 × 9cm pots
0 star 0 star 1 star 1 star 1 star 3.0 5 1 (1)
Verbena bonariensis Vanity

40% off

Verbena bonariensis 'Vanity'
£3.99 £2.39
approx 40 seeds
Cobaea scandens
Cobaea scandens
£3.19 £2.55
available to order from summer
0 star 0 star 1 star 1 star 1 star 3.0 5 1 (1)
Allium sphaerocephalon
Allium sphaerocephalon
From £3.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star 4.6 5 34 (34)
Dahlia Thomas A. Edison

20% off

Dahlia 'Thomas A. Edison'
From £5.79
3 litre pot
2 + 1 FREE 3 litre pots
0.75 star 1 star 1 star 1 star 1 star 4.8 5 5 (5)
Dahlia Purple Gem
Dahlia 'Purple Gem'
£5.99
available to order from winter
0.25 star 1 star 1 star 1 star 1 star 4.2 5 6 (6)
Dahlia Ambition

20% off

Dahlia 'Ambition'
From £5.99
3 litre pot
2 + 1 FREE 3 litre pots
0.75 star 1 star 1 star 1 star 1 star 4.8 5 12 (12)
Dahlia Downham Royal

20% off

Dahlia 'Downham Royal'
From £5.99
3 litre pot
2 + 1 FREE 3 litre pots
0.5 star 1 star 1 star 1 star 1 star 4.6 5 10 (10)
Dahlia Floorinoor

New

Dahlia 'Floorinoor'
£5.99
available to order from summer
Dahlia Blue Boy
Dahlia 'Blue Boy'
£5.99
available to order from winter
0.5 star 1 star 1 star 1 star 1 star 4.6 5 7 (7)
Dahlia Purple Flame (PBR)
Dahlia 'Purple Flame' (PBR)
£5.99
available to order from winter
Dahlia Skyfall

New

Dahlia 'Skyfall'
£5.99
sold out
Dahlia Polka

New

Dahlia 'Polka'
£5.99
sold out
Dahlia Lava Glow

New

Dahlia 'Lava Glow'
£5.99
sold out
Dahlia Ivanetti
Dahlia 'Ivanetti'
£6.49
available to order from winter
Gladiolus Purple Flora
Gladiolus 'Purple Flora'
£6.99
available to order from winter
Dark and rich sweet pea collection
Dark & rich sweet pea collection
£9.37 £7.50
available to order from summer
Verbena bonariensis

Best Seller

20% off

Verbena bonariensis
From £2.39
approx 250 seeds
3 × packets (approx 750 seeds)
9cm pot
2 litre pot
+ 2 more available
0.75 star 1 star 1 star 1 star 1 star 4.7 5 147 (147)
Eutrochium maculatum (Atropurpureum Group) Purple Bush
Eutrochium maculatum (Atropurpureum Group) 'Purple Bush'
From £9.99
9cm pot
3 × 9cm pots
0.5 star 1 star 1 star 1 star 1 star 4.5 5 8 (8)
Symphyotrichum novae-angliae Helen Picton
Symphyotrichum novae-angliae 'Helen Picton'
From £9.99
available to order from summer
Salvia Berry Blast

New

Salvia 'Berry Blast'
From £9.99
9cm pot
3 × 9cm pots
Verbascum phoeniceum Violetta
Verbascum phoeniceum 'Violetta'
From £11.99
9cm pot
3 × 9cm pots
0.25 star 1 star 1 star 1 star 1 star (3)
Geranium psilostemon Catherine Deneuve

New

Geranium psilostemon 'Catherine Deneuve'
From £11.99
9cm pot
3 × 9cm pots
Angelica gigas

20% off

Angelica gigas
From £3.19
9cm pot
2 litre pot
3 × 9cm pots
3 × 2 litre pots
0.5 star 1 star 1 star 1 star 1 star (34)
Veronicastrum virginicum Lavendelturm
Veronicastrum virginicum 'Lavendelturm'
From £12.99
9cm pot
3 × 9cm pots
Aconitum napellus
Aconitum napellus
From £12.99
9cm pot
3 × 9cm pots
Dierama Blackberry Bells
Dierama 'Blackberry Bells'
From £18.99
1 litre pot
3 × 1 litre pots
Iris Purplelicious

New

Iris 'Purplelicious'
From £19.99
available to order from summer
The Amistad salvia collection

New

The Amistad salvia collection
From £21.98
1 × collection | 2 plants
3 × collections | 6 plants
Shades of purple - Allium collection
Shades of purple - allium collection
From £26.75
available to order from summer
Clematis Mrs N. Thompson
Clematis 'Mrs N. Thompson'
From £14.99
3 litre pot | 60cm cane
0 star 1 star 1 star 1 star 1 star (1)
Favourite salvia collection

New

Favourite salvia collection
From £31.97
1 × collection | 3 plants
3 × collections | 9 plants
Phragmites australis
Phragmites australis
£32.99
available to order from summer
Clematis Queen's Nurse ('EviGsy159') (PBR)

New

Clematis Queen's Nurse ('EviGsy159') (PBR)
£32.99
3 litre pot | 60cm cane
Clematis Eliza™ ('EviGsy158') (PBR)

New

Clematis Eliza™ ('EviGsy158') (PBR)
£32.99
3 litre pot | 60cm cane
Passiflora Damsel's Delight
Passiflora 'Damsel's Delight'
£34.99
3 litre pot | 60cm cane
Rosa Wild Rover ('Dichirap') (PBR)

New

Rosa Wild Rover ('Dichirap') (PBR) | Floribunda Bush Rose
£39.99
available to order from autumn
Lobelia × speciosa Vedrariensis
Lobelia × speciosa 'Vedrariensis'
From £24.99
1 litre aquatic pot
3 × 1 litre aquatic pots

Copyright © Crocus.co.uk Ltd 2026. All rights reserved.

Contact us
Terms
Privacy
Cookies

© Crocus.co.uk Ltd 2026. All rights reserved.