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

Our bulb shop is now open | 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
Bedding planting time
Chelsea plant of year
Sowing month inside or protected
Sowing month outside
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 lowest price
All items
Showing Flowering month : May clear all
288 items
Trollius × cultorum Taleggio

New

Trollius × cultorum 'Taleggio'
£12.99 - £31.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Trollius × cultorum Full Moon ('Mactro010')

New

Trollius × cultorum Full Moon ('Mactro010')
£12.99 - £29.99
9cm pot sold out
3 × 9cm pots sold out
Geranium cinereum Jolly Jewel Raspberry ('Noortjjrab')

New

Geranium (Cinereum Group) Jolly Jewel Raspberry ('Noortjjrab)
£12.99 - £32.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Amsonia String Theory

New

Amsonia 'String Theory'
£12.99
9cm pot available to order from autumn
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)
Baptisia Vanilla Cream (Decadence Series)
Baptisia 'Vanilla Cream' (Decadence Series)
£13.99 - £32.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Geranium maculatum Stormy Night ('Macger002') (PBR)
Geranium maculatum Stormy Night ('Macger002') (PBR)
£13.99 - £31.99
9cm pot sold out
3 × 9cm pots sold out
Geum Orange Pumpkin (PBR)

New

Geum 'Orange Pumpkin' (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)
Papaver (Oriental Group) Red Rumble ('HG01') (PBR)

New

Papaver (Oriental Group) Red Rumble ('HG01') (PBR)
£13.99 - £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)
Viscaria Cherry Bubbles

New

Viscaria 'Cherry Bubbles'
£13.99 - £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)
Viscaria Plena

New

Viscaria 'Plena'
£13.99 - £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)
Mathiasella bupleuroides Green Dream

New

Mathiasella bupleuroides 'Green Dream'
£14.99 - £35.99
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 2
Iris Superstition
Iris 'Superstition'
£14.99 - £49.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Melica altissima Alba

New

Melica altissima 'Alba'
£14.99 - £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)
1 star 1 star 1 star 1 star 1 star 5.0 5 4
Geum Scarlet Tempest ('Macgeu001') (PBR) (Tempest Series)
Geum Scarlet Tempest ('Macgeu001') (PBR) (Tempest Series)
£14.99 - £34.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
0.5 star 1 star 1 star 1 star 1 star 4.5 5 11
Lunaria annua Chedglow

New

Lunaria annua 'Chedglow'
£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 5.0 5 1
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 5.0 5 1
× Heucherella Brass Lanterns (PBR)
× Heucherella 'Brass Lanterns' (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)
Brunnera macrophylla Mister Morse (PBR)
Brunnera macrophylla 'Mister Morse' (PBR)
£14.99 - £35.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Saruma henryi

New

Saruma henryi
£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)
Verbascum Chantilly
Verbascum 'Chantilly'
£14.99 - £32.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Zantedeschia aethiopica Snow White (PBR)

New

Zantedeschia aethiopica 'Snow White' (PBR)
£14.99 - £34.99
9cm pot sold out
3 × 9cm pots sold out
Zantedeschia aethiopica Flamingo (PBR)

New

Zantedeschia aethiopica 'Flamingo' (PBR)
£14.99 - £34.99
9cm pot sold out
3 × 9cm pots sold out
Pimpinella major Rosea

New

Pimpinella major 'Rosea'
£15.99 - £59.99
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
Astrantia major Star of Billion (PBR)

New

Astrantia major 'Star of Billion' (PBR)
£15.99 - £39.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Anemone Wild Swan ('Macane001') (PBR)
Anemone Wild Swan ('Macane001') (PBR)
£15.99 - £37.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Galium odoratum
Galium odoratum
£8.99 - £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)
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
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
Phlomis russeliana
Phlomis russeliana
£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)
0.5 star 1 star 1 star 1 star 1 star
Geranium × johnsonii Johnson's Blue
Geranium × johnsonii 'Johnson's Blue'
£8.99 - £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)
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
0.5 star 1 star 1 star 1 star 1 star
Geranium phaeum Album
Geranium phaeum 'Album'
£9.99 - £44.99
9cm pot available to order from autumn
2 litre pot available to order from autumn
3 × 9cm pots available to order from autumn
6 × 9cm pots available to order from autumn
3 × 2 litre pots available to order from autumn
0.5 star 1 star 1 star 1 star 1 star
Euphorbia palustris
Euphorbia palustris
£9.99 - £47.99
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
Tiarella Spring Symphony (PBR)
Tiarella 'Spring Symphony' (PBR)
£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
Oenothera lindheimeri Whirling Butterflies
Oenothera lindheimeri 'Whirling Butterflies'
£8.99 - £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)
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Anthriscus sylvestris Ravenswing
Anthriscus sylvestris 'Ravenswing'
£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)
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
0.5 star 1 star 1 star 1 star 1 star
Disporum longistylum Green Giant
Disporum longistylum 'Green Giant'
£19.99 - £49.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
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
Sanguisorba tenuifolia var. alba
Sanguisorba tenuifolia var. alba
£19.99 - £44.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Darmera peltata
Darmera peltata
£21.99 - £52.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Rosa xanthina Canary Bird
Rosa xanthina Canary Bird | Shrub Rose
£43.99 £22.00
4 litre pot available to order from autumn
Iris Ruffled Velvet
Iris 'Ruffled Velvet'
£22.99 - £49.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Melianthus major
Melianthus major
£22.99 - £49.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
3 × 9cm pots Unavailable
0.75 star 1 star 1 star 1 star 1 star
Iris Flight of Butterflies
Iris 'Flight of Butterflies'
£22.99 - £59.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Iris Kent Pride
Iris 'Kent Pride'
£22.99 - £49.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Iris Natchez Trace
Iris 'Natchez Trace'
£22.99 - £49.99
2 litre pot shipped within 2 weeks
3 × 2 litre pots shipped within 2 weeks
Disporum longistylum Night Heron
Disporum longistylum 'Night Heron'
£22.99 - £59.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
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)
Euphorbia stygiana Sunny Side Up
Euphorbia stygiana 'Sunny Side Up'
£22.99 - £57.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Iris Jane Phillips
Iris 'Jane Phillips'
£12.99 - £54.99
9cm pot sold out
2 litre pot available to order from autumn
3 × 9cm pots sold out
3 × 2 litre pots available to order from autumn
1 star 1 star 1 star 1 star 1 star
Iris Tropic Night
Iris 'Tropic Night'
£24.99 - £59.99
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
Osmanthus × burkwoodii
Osmanthus × burkwoodii
£24.99 - £79.99
2 litre pot In stock (shipped within 2-3 working days)
10 litre pot | 60 - 100cm tall available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Iris Sultan's Palace
Iris 'Sultan's Palace'
£24.99 - £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
Iris Butter and Sugar
Iris 'Butter and Sugar'
£24.99 - £49.99
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
Iris Silver Edge
Iris 'Silver Edge'
£24.99 - £59.99
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
Iris White Swirl
Iris 'White Swirl'
£24.99 - £54.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
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
Iris Dusky Challenger
Iris 'Dusky Challenger'
£24.99 - £59.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
1 star 1 star 1 star 1 star 1 star
Iris Mer du Sud
Iris 'Mer du Sud'
£24.99 - £59.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Iris Golden Edge

New

Iris 'Golden Edge'
£24.99 - £57.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Myosotis sylvatica Sylvia Blue
forget me not 'Sylvia Blue'
£13.49 - £26.99
20 seedlings Delivered mid September
40 + 20 FREE seedlings Delivered mid September
1 star 1 star 1 star 1 star 1 star
Iris Black Swan
Iris 'Black Swan'
£27.99 - £59.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
0 star 1 star 1 star 1 star 1 star
Paeonia Buckeye Belle
Paeonia 'Buckeye Belle'
£29.99 - £59.98
4 litre pot available to order from autumn
2 + 1 FREE 4 litre pots available to order from autumn
0.5 star 1 star 1 star 1 star 1 star
Paeonia lactiflora Jan van Leeuwen
Paeonia lactiflora 'Jan van Leeuwen'
£29.99 - £59.98
4 litre pot available to order from autumn
2 + 1 FREE 4 litre pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Paeonia lactiflora Angel Cheeks
Paeonia lactiflora 'Angel Cheeks'
£29.99 - £59.98
4 litre pot available to order from autumn
2 + 1 FREE 4 litre pots available to order from autumn
0.25 star 1 star 1 star 1 star 1 star
Iris Benton Caramel
Iris 'Benton Caramel'
£29.99 - £69.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Arisaema candidissimum
Arisaema candidissimum
£29.99 - £74.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Iris Benton Susan
Iris 'Benton Susan'
£29.99 - £69.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
0 star 0 star 0 star 1 star 1 star
Iris Benton Apollo
Iris 'Benton Apollo'
£29.99 - £69.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Iris Benton Diedre
Iris 'Benton Diedre'
£29.99 - £69.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Iris Benton Menace
Iris 'Benton Menace'
£29.99 - £69.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Myosotis sylvatica Sylvia White
forget me not 'Sylvia White'
£16.49 - £32.99
20 seedlings Delivered mid September
40 + 20 FREE seedlings Delivered mid September
Paeonia delavayi
Paeonia delavayi
£14.99 - £34.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
2 litre pot available to order from winter
Dry shade plant combination
Dry shade plant combination
£37.96
4 × plants | 1 of each In stock (shipped within 2-3 working days)
Structured shade plant combination
Structured shade plant combination
£39.96
4 × plants | 1 of each available to order from autumn
Paeonia daurica subsp. mlokosewitschii
Paeonia daurica subsp. mlokosewitschii
£39.99 - £89.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Sorbus aucuparia Beissneri
Sorbus aucuparia 'Beissneri'
£39.99 - £159.99
12 litre pot | 1.6m tall In stock (shipped within 3-5 working days)
bare root | 1.2m tall available to order from autumn
Tom's Chelsea Woodland Sanctuary collection 'Texture & form'
Tom's Chelsea 'Woodland Sanctuary collection 'Texture & form''
£40.96 - £122.88
4 plants | 1 of each available to order from autumn
12 plants | 3 of each available to order from autumn
Tom's Chelsea Woodland Sanctuary collection 'Lush shade'
Tom's Chelsea 'Woodland Sanctuary collection 'Lush shade''
£40.96 - £122.88
4 plants | 1 of each available to order from autumn
12 plants | 3 of each available to order from autumn
Green and gold for damp shade plant combination
Damp shade plant combination
£48.96
4 × plants | 1 of each In stock (shipped within 2-3 working days)
Sorbus vilmorinii Pink Charm
Sorbus vilmorinii 'Pink Charm'
£48.99 - £159.99
12 litre pot | 1.6m tall In stock (shipped within 3-5 working days)
bare root | 1.2m tall available to order from autumn
Tom's Chelsea Woodland Sanctuary collection 'Cool & calm'
Tom's Chelsea 'Woodland Sanctuary collection 'Cool & calm''
£49.96 - £149.88
4 plants | 1 of each available to order from autumn
12 plants | 3 of each available to order from autumn
Tom's Chelsea Woodland Sanctuary collection 'Delicate colour'
Tom's Chelsea 'Woodland Sanctuary collection 'Delicate colour''
£52.96 - £158.88
4 plants | 1 of each available to order from autumn
12 plants | 3 of each available to order from autumn
Tom's Chelsea Woodland Sanctuary mini-border collection 'Cool & Calm'
Tom's Chelsea Woodland Sanctuary mini-border collection 'Cool & Calm'
£54.99 - £144.98
6 × 9cm plants Unavailable
with tall zinc doll pot - Ø46 × H50cm In stock (shipped within 2-3 working days)
Light up a shady corner mini-border collection
Light up a shady corner mini-border collection
£59.99 - £149.98
6 × 9cm plants Unavailable
with tall zinc doll pot - Ø46 × H50cm In stock (shipped within 2-3 working days)
Pulmonaria and Athyrium plant combination
Pulmonaria & Athyrium plant combination
£65.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Sorbus aucuparia Aspleniifolia
Sorbus aucuparia 'Aspleniifolia'
£39.99 - £79.99
9 litre pot | 2 - 2.5m tall In stock (shipped within 3-5 working days)
bare root | 1.2m tall available to order from autumn
Sorbus bissetii
Sorbus bissetii
£129.99
12 litre pot available to order from autumn
1 star 1 star 1 star 1 star 1 star
Sorbus Glendoick Spire
Sorbus 'Glendoick Spire'
£159.99
12 litre pot | 1.6m tall available to order from autumn
< Prev 1 2 3 Next >

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