Free standard delivery when you spend £75 or more on full-priced plants | T&Cs apply

20% off allium bulbs | Preorder now

Shop

Information & Help

My account

crocus
Wish-list My wheelbarrow

Plants that Flower in May

Longer days and warmer nights mean that plants are bursting with energy. Zesty colours will come from spurges, rhododendrons and the early-flowering geraniums.

By type
Facing
How much sun
Soil type
Special conditions
Flower colour
Evergreen / deciduous
Fragrance
Attractive to wildlife
Quick growing
Eventual size
Special features
Indoor plants by room
Bulb planting time
Bulb divisions
Bedding planting time
Chelsea plant of year
Fruit pollination group
Sowing month inside or protected
Sowing month outside
Vegetable harvesting month
Vegetable groups
Multibuy packs
Ready made borders
Planting combinations
Hardy
Leaf colour
Ground cover
Position
Shape
Soil moisture
Used at Chelsea
Kitchen garden planting guidelines
Sort by popularity
All items
Showing Flowering month : May clear all
1579 items
Euphorbia × martini
Euphorbia × martini
£9.99 - £54.99
9cm pot In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star 4.7 5 7
Geranium macrorrhizum Bevan's Variety
Geranium macrorrhizum 'Bevan's Variety'
£9.99 - £39.99
9cm pot In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star 4.7 5 3
Geranium pratense Mrs Kendall Clark
Geranium pratense 'Mrs Kendall Clark'
£10.99 - £44.99
9cm pot In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star 4.9 5 7
Geum Lady Stratheden
Geum 'Lady Stratheden'
£9.99 - £44.99
9cm pot In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 4
Geum Pretticoats Peach ('Tngeupp') (Pretticoats Series) (PBR)
Geum Pretticoats Peach ('Tngeupp') (Pretticoats Series) (PBR)
£12.99 - £29.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Iris Caesar's Brother
Iris 'Caesar's Brother'
£12.99 - £54.99
9cm pot In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star 4.0 5 2
Lamprocapnos spectabilis
Lamprocapnos spectabilis
£9.99 - £39.99
9cm pot In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 8
Oenothera lindheimeri Rosyjane ('Harrosy') (PBR)
Oenothera lindheimeri Rosyjane ('Harrosy') (PBR)
£8.99 - £37.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star 4.7 5 18
Pulmonaria Blue Ensign
Pulmonaria 'Blue Ensign'
£9.99 - £39.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 4
Acanthus hungaricus White Lips
Acanthus hungaricus 'White Lips'
£12.99 - £44.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0 star 0 star 0 star 0 star 1 star 1.0 5 1
Acanthus spinosus
Acanthus spinosus
£11.99 - £27.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star 4.2 5 5
Achillea millefolium Paprika (Galaxy Series)

50% off

Achillea millefolium 'Paprika' (Galaxy Series)
£5.00 - £11.50
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Achillea millefolium Red Velvet
Achillea millefolium 'Red Velvet'
£9.99 - £42.99
9cm pot In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star 4.5 5 13
Ajuga reptans Atropurpurea
Ajuga reptans 'Atropurpurea'
£6.99 - £29.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star 4.0 5 3
Ajuga reptans Burgundy Glow
Ajuga reptans 'Burgundy Glow'
£6.99 - £27.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star 4.4 5 8
Amsonia Blue Ice
Amsonia 'Blue Ice'
£12.99 - £44.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
Amsonia tabernaemontana var. salicifolia
Amsonia tabernaemontana var. salicifolia
£11.99 - £26.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Anemone leveillei
Anemone leveillei
£11.99 - £44.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0 star 0.25 star 1 star 1 star 1 star 3.3 5 4
Anemone sylvestris
Anemone sylvestris
£11.99 - £44.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star 4.4 5 13
Anthemis tinctoria Sauce Hollandaise
Anthemis tinctoria 'Sauce Hollandaise'
£8.99 - £39.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star 4.9 5 14
Armeria maritima Dusseldorfer Stolz
Armeria Düsseldorfer Stolz
£7.99 - £19.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star
Armeria maritima Morning Star White
Armeria maritima 'Morning Star White'
£7.99 - £19.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Armeria maritima Splendens
Armeria maritima 'Splendens'
£7.99 - £32.00
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0 star 0.5 star 1 star 1 star 1 star
Astilbe Brautschleier (x arendsii)
Astilbe 'Brautschleier' (× arendsii)
£9.99 - £42.00
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Baptisia Dutch Chocolate (Decadence Series)
Baptisia 'Dutch Chocolate' (Decadence Series)
£12.99 - £29.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Bergenia Baby Doll
Bergenia 'Baby Doll'
£11.99 - £49.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star
Brunnera macrophylla Sea Heart (PBR)
Brunnera macrophylla 'Sea Heart' (PBR)
£19.99 - £54.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Campanula glomerata var. alba Schneekrone

50% off

Campanula glomerata var. alba 'Schneekrone'
£4.50 - £19.00
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star
Centaurea Jordy
Centaurea 'Jordy'
£9.99 - £39.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star
Centaurea montana Purple Heart
Centaurea montana 'Purple Heart'
£9.99 - £39.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Centranthus ruber Albus
Centranthus ruber 'Albus'
£8.99 - £32.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Corydalis flexuosa Porcelain Blue (PBR)
Corydalis flexuosa 'Porcelain Blue' (PBR)
£14.99 - £34.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Darmera peltata
Darmera peltata
£21.99 - £52.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Delosperma cooperi Hot Pink Wonder ('Wowdry1') (PBR) (Wheels of Wonder Series)
Delosperma cooperi Hot Pink Wonder ('Wowdry1') (Wheels of Wonder Series) (PBR)
£7.99 - £34.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Delosperma cooperi Jewel of Desert Garnet (PBR) (Jewel of Desert Series)
Delosperma cooperi 'Jewel of Desert Garnet' (PBR) (Jewel of Desert Series)
£7.99 - £34.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star
Delosperma cooperi Jewel of Desert Grenade (PBR) (Jewel of Desert Series)

50% off

Delosperma cooperi 'Jewel of Desert Grenade' (PBR) (Jewel of Desert Series)
£4.00 - £9.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Delosperma cooperi Golden Wonder ('Wowd20111') (PBR) (Wheels of Wonder Series)

50% off

Delosperma Golden Wonder ('Wowd20111') (PBR) (Wheels of Wonder Series)
£4.00 - £17.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
Delosperma White Wonder ('Wowdw7') (Wheels of Wonder Series) (PBR)
Delosperma White Wonder ('Wowdw7') (Wheels of Wonder Series) (PBR)
£7.99 - £34.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0 star 0 star 1 star 1 star 1 star
Delphinium Astolat Group
Delphinium 'Astolat Group'
£9.99 - £39.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star
Dianthus Moulin Rouge (PBR)
Dianthus 'Moulin Rouge' (PBR)
£7.99 - £17.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Dianthus (Allwoodii Group) Cosmopolitan ('WP15 PIE43') (PBR)

50% off

Dianthus (Allwoodii Group) Cosmopolitan ('WP15 PIE43') (Cocktails Series)
£4.00 - £8.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Dianthus (Allwoodii Group) Shirley Temple ('WP15 PIE44') (PBR) (Cocktails Series)

50% off

Dianthus (Allwoodii Group)Shirley Temple ('WP15 PIE44') (Cocktails Series)
£4.00 - £8.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Dianthus Arctic Star ('DEVON ARTIC STAR') (PBR) (Early Bird Series)

50% off

Dianthus Arctic Star ('Devon Arctic Star') (PBR) (Early Bird Series)
£4.00 - £8.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Dianthus Bridal Star ('WP18 CAS06') (PBR)

50% off

Dianthus Bridal Star ('WP18 CAS06') (PBR)
£4.00 - £8.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Dianthus Coconut Sundae ('Wp05 Yves') (PBR) (Scent First Series)

50% off

Dianthus Coconut Sundae ('Wp05 Yves') (Scent First Series)
£4.00 - £8.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Dianthus Memories ('WP11 Gwe04') (Scent First Series) (PBR)
Dianthus Memories (WP11 GWE04) (Scent First Series) (PBR)
£7.99 - £17.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Dianthus Mojito ('WP15 PIE41') (PBR)

50% off

Dianthus Mojito ('WP15 PIE41') (PBR)
£4.00 - £8.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Dianthus Stargazer ('WP13 GIL05') (PBR) (Whetman Stars Series)

50% off

Dianthus Stargazer ('WP13 GIL05') (PBR) (Whetman Stars Series)
£4.00 - £8.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Dicentra formosa Bacchanal

New

50% off

Dicentra formosa 'Bacchanal'
£4.50 - £11.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Digitalis parviflora Jacq.
Digitalis parviflora Jacq.
£8.99 - £34.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0 star 0 star 0 star 1 star 1 star
Epimedium Amber Queen (PBR)
Epimedium 'Amber Queen' (PBR)
£13.99 - £32.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Epimedium Pretty in Pink (PBR)
Epimedium 'Pretty in Pink' (PBR)
£12.99 - £31.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Epimedium grandiflorum Lilafee
Epimedium grandiflorum 'Lilafee'
£11.99 - £28.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Epimedium × rubrum
Epimedium × rubrum
£10.99 - £24.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Epimedium × versicolor Sulphureum
Epimedium × versicolor 'Sulphureum'
£10.99 - £24.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Euphorbia Miners Merlot (PBR)
Euphorbia 'Miners Merlot' (PBR)
£12.99 - £59.99
9cm pot In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
< Prev 1 2 3 ... 29 Next >

Copyright © Crocus.co.uk Ltd 2025. All rights reserved.