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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.

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Used at Chelsea
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All items
Showing Flowering month : May clear all
1573 items
Calibrachoa Cabaret Goodnight Kiss ('Balcabooni') (PBR)
Calibrachoa Cabaret Goodnight Kiss ('Balcabooni') (PBR)
£3.50 - £19.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Calibrachoa Calitastic Cappucino ('Wescacacap') (Calitastic Series)
Calibrachoa Calitastic Cappucino ('Wescacacap') (Calitastic Series)
£3.50 - £19.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Calla palustris
Calla palustris
£21.99 - £39.99
1 litre aquatic pot available to order from summer
3 litre aquatic pot available to order from summer
3 × 1 litre aquatic pots available to order from summer
Callistemon viminalis Captain Cook
Callistemon viminalis 'Captain Cook'
£24.99
2 litre pot available to order from autumn
Callitriche stagnalis
Callitriche stagnalis
£19.99
5 × plants available to order from summer
Caltha palustris
Caltha palustris
£22.99 - £49.99
1 litre aquatic pot available to order from summer
3 × 9cm pots available to order from summer
3 litre aquatic pot available to order from summer
3 × 1 litre aquatic pots available to order from summer
5 litre aquatic pot available to order from summer
Caltha polypetala
Caltha polypetala
£21.99 - £39.99
1 litre aquatic pot available to order from summer
3 litre aquatic pot available to order from summer
3 × 1 litre aquatic pots available to order from summer
Calycanthus Venus
Calycanthus 'Venus'
£109.99
12 litre pot | 50 - 80cm tall available to order from autumn
0.5 star 1 star 1 star 1 star 1 star 4.4 5 7
Calycanthus × raulstonii Hartlage Wine
Calycanthus × raulstonii 'Hartlage Wine'
£109.99
12 litre pot | 60 - 100cm tall In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Camassia collection

10% off

Camassia collection
£22.49 - £44.98
1 × collection | 15 bulbs Delivered during September
2 + 1 FREE collections | 45 bulbs Delivered during September
Camassia cusickii

10% off

Camassia cusickii
£7.64 - £18.00
5 × bulbs Delivered during September
15 × bulbs Delivered during September
0.5 star 1 star 1 star 1 star 1 star 4.4 5 5
Camassia leichtlinii subsp. suksdorfii

10% off

Camassia leichtlinii subsp. suksdorfii
£7.91 - £20.70
5 × bulbs Delivered during September
15 × bulbs Delivered during September
1 star 1 star 1 star 1 star 1 star 5.0 5 6
Camassia leichtlinii subsp. suksdorfii Alba

10% off

Camassia leichtlinii subsp. suksdorfii 'Alba'
£7.11 - £17.99
5 × bulbs Delivered during September
15 × bulbs Delivered during September
1 star 1 star 1 star 1 star 1 star 5.0 5 7
Camassia leichtlinii subsp. suksdorfii Caerulea Group

10% off

Camassia leichtlinii subsp. suksdorfii Caerulea Group
£7.19 - £19.80
2 × bulbs | organic Delivered during September
6 × bulbs | organic Delivered during September
12cm pot | 3 per pot available to order from winter
3 × 12cm pots available to order from winter
1 star 1 star 1 star 1 star 1 star 4.9 5 11
Camellia Black Lace
Camellia 'Black Lace'
£24.99
2 litre pot available to order from autumn
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Camellia japonica Lady Vansittart
Camellia japonica 'Lady Vansittart'
£34.99
2 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 2
Camellia rosthorniana Cupido ('Elina') (PBR)
Camellia rosthorniana Cupido ('Elina') (PBR)
£24.99
2 litre pot available to order from autumn
0.5 star 1 star 1 star 1 star 1 star 4.6 5 7
Camellia × williamsii Debbie
Camellia × williamsii 'Debbie'
£24.99
2 litre pot available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.8 5 4
Camellia × williamsii Donation
Camellia × williamsii 'Donation'
£24.99 - £49.99
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 5.0 5 6
Camellia × williamsii 'E.G. Waterhouse'
Camellia × williamsii 'E.G. Waterhouse'
£24.99
2 litre pot available to order from autumn
Camellia japonica 'Lavinia Maggi'
Camellia × williamsii 'Lavinia Maggi'
£24.99
2 litre pot available to order from autumn
1 star 1 star 1 star 1 star 1 star
Camellia × williamsii 'Les Jury'
Camellia × williamsii 'Les Jury'
£24.99
2 litre pot available to order from autumn
Camellia × williamsii 'Señorita'
Camellia × williamsii 'Señorita'
£24.99
2 litre pot available to order from autumn
Campanula glomerata var. alba Schneekrone
Campanula glomerata var. alba 'Schneekrone'
£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 star 1 star 1 star 1 star 1 star
Campanula portenschlagiana Ambella Intens Purple ('Ptdb141301') (PBR)
Campanula portenschlagiana Ambella Intens Purple ('Ptdb141301') (PBR)
£9.99 - £24.99
10.5cm pot available to order from autumn
3 × 10.5cm pots available to order from autumn
Cardamine pratensis
Cardamine pratensis
£21.99 - £39.99
1 litre aquatic pot available to order from summer
3 × 9cm pots available to order from summer
3 × 1 litre aquatic pots available to order from summer
Carex acuta
Carex acuta
£21.99 - £49.99
1 litre aquatic pot Delivery by trusted supplier within 1 week
3 litre aquatic pot Delivery by trusted supplier within 1 week
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
3 × 9cm pots available to order from summer
5 litre aquatic pot available to order from summer
Carex oshimensis Evergold
Carex oshimensis 'Evergold'
£9.99 - £52.99
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
Carex oshimensis Everest ('Fiwhite') (PBR)
Carex oshimensis Everest ('Fiwhite') (PBR)
£12.99 - £49.99
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 star 0.5 star 1 star 1 star 1 star
Carpinus betulus Chartreuse ('Carpsim') (PBR)
Carpinus betulus Chartreuse ('Carpsim') (PBR)
£189.99
12 litre pot | 1.6m tall In stock (shipped within 3-5 working days)
Ceanothus Concha
Ceanothus 'Concha'
£24.99 - £119.99
2 litre pot available to order from autumn
10 litre pot | 60 - 100cm tall trellis available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Ceanothus Puget Blue
Ceanothus 'Puget Blue'
£22.99 - £99.99
2 litre pot In stock (shipped within 2-3 working days)
10 litre pot | 60 - 80cm tall In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Ceanothus Skylark
Ceanothus 'Skylark'
£22.99 - £119.99
2 litre pot In stock (shipped within 2-3 working days)
10 litre pot | 60 - 100cm tall In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Ceanothus thyrsiflorus var. repens
Ceanothus thyrsiflorus var. repens
£24.99 - £99.99
2 litre pot In stock (shipped within 2-3 working days)
10 litre pot | 30 - 50cm tall In stock (shipped within 2-3 working days)
1 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 cyanus

25% off

Centaurea cyanus
£1.87 - £5.25
approx 200 seeds In stock (shipped within 2-3 working days)
3 × packets of seeds In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Centaurea cyanus Black Ball

25% off

Centaurea cyanus 'Black Ball'
£2.89 £2.17
approx 300 seeds In stock (shipped within 2-3 working days)
Centaurea cyanus Blue Ball

25% off

Centaurea cyanus 'Blue Ball'
£2.99 £2.24
approx 325 seeds In stock (shipped within 2-3 working days)
Centaurea cyanus Classic Fantastic

25% off

Centaurea cyanus 'Classic Fantastic'
£2.99 £2.24
approx 100 seeds In stock (shipped within 2-3 working days)
Centaurea cyanus Classic Magic

25% off

Centaurea cyanus 'Classic Magic'
£2.89 £2.17
approx 100 seeds In stock (shipped within 2-3 working days)
Centaurea cyanus Polka Dot Series

25% off

Centaurea cyanus 'Polka Dot Series'
£2.49 £1.87
approx 325 seeds In stock (shipped within 2-3 working days)
Centaurea cyanus White Ball

25% off

Centaurea cyanus 'White Ball'
£2.49 £1.87
approx 300 seeds In stock (shipped within 2-3 working days)
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
Cephalaria gigantea
Cephalaria gigantea
£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)
Cerastium tomentosum
Cerastium tomentosum
£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)
Cercis canadensis Texan White
Cercis canadensis 'Texan White'
£249.99
12 litre pot | 1.6m tall available to order from autumn
Cercis canadensis var. texensis Oklahoma
Cercis canadensis var. texensis 'Oklahoma'
£249.99
12 litre pot | 1.6m tall available to order from autumn
Cercis siliquastrum Bodnant
Cercis siliquastrum 'Bodnant'
£269.99
12 litre pot | 1.6m tall available to order from autumn
Cerinthe major Purpurascens

25% off

Cerinthe major 'Purpurascens'
£1.87 - £19.99
approx 12 seeds In stock (shipped within 2-3 working days)
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
Chaenomeles speciosa Geisha Girl
Chaenomeles speciosa 'Geisha Girl'
£34.99
3 litre pot available to order from autumn
1 star 1 star 1 star 1 star 1 star
Chaenomeles speciosa Moerloosei
Chaenomeles speciosa 'Moerloosei'
£29.99 - £67.99
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
Chaenomeles speciosa Nivalis
Chaenomeles speciosa 'Nivalis'
£34.99
2 litre pot available to order from autumn
0.5 star 1 star 1 star 1 star 1 star
Chaenomeles speciosa Orange Storm (PBR)
Chaenomeles speciosa 'Orange Storm' (PBR)
£29.99
3 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Chaenomeles speciosa Pink Storm (PBR)
Chaenomeles speciosa 'Pink Storm' (PBR)
£29.99
3 litre pot sold out
1 star 1 star 1 star 1 star 1 star
Chaenomeles speciosa Scarlet Storm (PBR)
Chaenomeles speciosa 'Scarlet Storm' (PBR)
£29.99
3 litre pot sold out
1 star 1 star 1 star 1 star 1 star
Chaenomeles × superba Crimson and Gold
Chaenomeles × superba 'Crimson and Gold'
£25.99 - £64.99
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
Chaenomeles × superba Pink Lady
Chaenomeles × superba 'Pink Lady'
£24.99 - £62.99
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
Chelsea Jewelled Allium collection

10% off

Chelsea jewelled allium collection
£13.46 - £26.91
1 × collection | 20 bulbs Delivered during September
2 + 1 FREE collections | 60 bulbs Delivered during September
cherry Athos
cherry 'Athos'
£119.99
11.5 litre pot | not grafted | 1.2m available to order from autumn
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