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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 RHS Chelsea Flower Show
Kitchen garden planting guidelines
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All items
Showing Flowering month : May clear all
1655 items
Camellia rosthorniana Cupido ('Elina') (PBR)
Camellia rosthorniana Cupido ('Elina') (PBR)
£24.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star 4.6 5 7 (7)
Camellia × williamsii Debbie
Camellia × williamsii 'Debbie'
£24.99
available to order from summer
0.75 star 1 star 1 star 1 star 1 star 4.8 5 5 (5)
Camellia × williamsii Donation
Camellia × williamsii 'Donation'
From £24.99
2 litre pot
3 × 2 litre pots
1 star 1 star 1 star 1 star 1 star 5.0 5 6 (6)
Camellia × williamsii 'E.G. Waterhouse'
Camellia × williamsii 'E.G. Waterhouse'
£24.99
2 litre pot
Camellia japonica 'Lavinia Maggi'
Camellia × williamsii 'Lavinia Maggi'
£24.99
available to order from summer
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Camellia × williamsii 'Les Jury'
Camellia × williamsii 'Les Jury'
£24.99
available to order from summer
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Camellia × williamsii 'Señorita'
Camellia × williamsii 'Señorita'
£24.99
2 litre pot
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Campanula portenschlagiana Ambella Intens Purple ('Ptdb141301') (PBR)
Campanula portenschlagiana Ambella Intens Purple ('Ptdb141301') (PBR)
From £9.99
10.5cm pot
3 × 10.5cm pots
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Cardamine pratensis
Cardamine pratensis
From £3.99
1 litre aquatic pot
3 × 9cm pots
3 × 1 litre aquatic pots
Carex acuta
Carex acuta
From £24.99
3 × 9cm pots
Carex oshimensis
Carex oshimensis
From £12.99
sold out
Carex oshimensis Evergold
Carex oshimensis 'Evergold'
From £9.99
9cm pot
2 litre pot
3 × 9cm pots
6 × 9cm pots
+ 1 more available
0.75 star 1 star 1 star 1 star 1 star 4.8 5 4 (4)
Carex oshimensis Everest ('Fiwhite') (PBR)

50% off

Carex oshimensis Everest ('Fiwhite') (PBR)
From £10.00
2 litre pot
9cm pot
3 × 2 litre pots
3 × 9cm pots
+ 1 more available
0 star 1 star 1 star 1 star 1 star 4.0 5 3 (3)
Carpinus betulus Chartreuse ('Carpsim') (PBR)
Carpinus betulus Chartreuse ('Carpsim') (PBR)
£189.99 £151.99
available to order from summer
Ceanothus Concha
Ceanothus 'Concha'
From £24.99
2 litre pot
1 star 1 star 1 star 1 star 1 star 4.9 5 8 (8)
Ceanothus Puget Blue
Ceanothus 'Puget Blue'
From £22.99
2 litre pot
10 litre pot | 60 - 80cm tall
0.75 star 1 star 1 star 1 star 1 star 4.7 5 14 (14)
Ceanothus Skylark
Ceanothus 'Skylark'
From £22.99
2 litre pot
10 litre pot | 60 - 100cm tall
0.5 star 1 star 1 star 1 star 1 star 4.5 5 12 (12)
Ceanothus thyrsiflorus var. repens
Ceanothus thyrsiflorus var. repens
From £24.99
2 litre pot
10 litre pot | 30 - 50cm tall
1 star 1 star 1 star 1 star 1 star 5.0 5 5 (5)
Centaurea Jordy
Centaurea 'Jordy'
From £10.99
9cm pot
3 × 9cm pots
6 × 9cm pots
0.25 star 1 star 1 star 1 star 1 star 4.3 5 12 (12)
Centaurea cyanus
Centaurea cyanus
From £3.29
approx 200 seeds
3 × packets of seeds
0.5 star 1 star 1 star 1 star 1 star 4.5 5 2 (2)
Centaurea cyanus Black Ball
Centaurea cyanus 'Black Ball'
£2.89
available to order from summer
Centaurea cyanus Blue Ball
Centaurea cyanus 'Blue Ball'
£2.99
approx 325 seeds
Centaurea cyanus Classic Fantastic
Centaurea cyanus 'Classic Fantastic'
£2.99
available to order from summer
Centaurea cyanus Classic Magic

40% off

Centaurea cyanus 'Classic Magic'
£2.89 £1.73
approx 100 seeds
Centaurea cyanus Polka Dot Series
Centaurea cyanus 'Polka Dot Series'
£2.49
available to order from summer
Centaurea cyanus White Ball
Centaurea cyanus 'White Ball'
£2.49
approx 300 seeds
Centaurea montana Purple Heart
Centaurea montana 'Purple Heart'
From £10.99
9cm pot
3 × 9cm pots
6 × 9cm pots
0.75 star 1 star 1 star 1 star 1 star (7)
Centranthus ruber Albus
Centranthus ruber 'Albus'
From £8.99
9cm pot
3 × 9cm pots
6 × 9cm pots
1 star 1 star 1 star 1 star 1 star (9)
Cephalaria gigantea

Best Seller

Cephalaria gigantea
From £11.99
9cm pot
3 × 9cm pots
6 × 9cm pots
0 star 1 star 1 star 1 star 1 star (1)
Cerastium tomentosum

Best Seller

Cerastium tomentosum
From £7.99
9cm pot
3 × 9cm pots
6 × 9cm pots
0.75 star 1 star 1 star 1 star 1 star (3)
Cercis canadensis Texan White

20% off

Cercis canadensis 'Texan White'
£249.99 £199.99
12 litre pot | 1.6m tall
Cercis canadensis var. texensis Oklahoma
Cercis canadensis var. texensis 'Oklahoma'
£249.99 £199.99
available to order from summer
Cercis siliquastrum Bodnant
Cercis siliquastrum 'Bodnant'
£249.99 £199.99
available to order from summer
Cerinthe major Purpurascens
Cerinthe major 'Purpurascens'
From £3.49
approx 12 seeds
0.75 star 1 star 1 star 1 star 1 star (13)
Chaenomeles speciosa Geisha Girl
Chaenomeles speciosa 'Geisha Girl'
£34.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (9)
Chaenomeles speciosa Moerloosei
Chaenomeles speciosa 'Moerloosei'
From £29.99
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (6)
Chaenomeles speciosa Nivalis
Chaenomeles speciosa 'Nivalis'
£34.99
2 litre pot
0.5 star 1 star 1 star 1 star 1 star (4)
Chaenomeles speciosa Orange Storm (PBR)
Chaenomeles speciosa 'Orange Storm' (PBR)
£29.99 £20.99
sold out
1 star 1 star 1 star 1 star 1 star (1)
Chaenomeles speciosa Pink Storm (PBR)
Chaenomeles speciosa 'Pink Storm' (PBR)
£29.99
sold out
1 star 1 star 1 star 1 star 1 star (1)
Chaenomeles speciosa Scarlet Storm (PBR)
Chaenomeles speciosa 'Scarlet Storm' (PBR)
£29.99
3 litre pot
0 star 0.75 star 1 star 1 star 1 star (3)
Chaenomeles × superba Crimson and Gold
Chaenomeles × superba 'Crimson and Gold'
From £25.99
2 litre pot
3 × 2 litre pots
0.75 star 1 star 1 star 1 star 1 star (13)
Chaenomeles × superba Pink Lady
Chaenomeles × superba 'Pink Lady'
From £24.99
2 litre pot
3 × 2 litre pots
1 star 1 star 1 star 1 star 1 star (6)
Chelsea Jewelled Allium collection
Chelsea jewelled allium collection
From £14.95
available to order from summer
cherry Athos
cherry 'Athos'
£119.99
available to order from summer
cherry Bigarreau Napoléon
cherry 'Bigarreau Napoléon'
From £34.99
available to order from winter
cherry Colney
cherry 'Colney'
From £34.99
available to order from winter
cherry Karina
cherry 'Karina'
From £34.99
9 litre pot | Colt root stock | 1.2m
cherry Kordia
cherry 'Kordia'
From £34.99
available to order from summer
cherry Lapins
cherry 'Lapins'
From £34.99
available to order from summer
cherry May Duke
Cherry 'May Duke'
From £34.99
available to order from winter
cherry Merchant
cherry 'Merchant'
From £34.99
9 litre pot | Colt root stock | 1.2m
cherry Merton Glory
cherry 'Merton Glory'
£34.99
available to order from winter
cherry Morello
cherry 'Morello'
From £34.99
9 litre pot | Colt root stock | 1.5m
12 litre pot | G5 | top worked at 70cm
cherry Stella
cherry 'Stella'
From £29.99
9 litre pot | Colt root stock | 1.8 - 2m
cherry Summer Sun
cherry 'Summer Sun'
From £34.99
9 litre pot | Colt root stock | 1.8 - 2m
12 litre pot | G5 | top worked at 70cm
cherry Sunburst
cherry 'Sunburst'
From £34.99
9 litre pot | Colt root stock | 1.8 - 2m
cherry Sweetheart
cherry 'Sweetheart'
From £69.99
9 litre pot | Colt root stock | 1.8m
12 litre pot | Colt root stock | 1m
1 star 1 star 1 star 1 star 1 star (1)
cherry Van
cherry 'Van'
From £34.99
available to order from summer
cherry White Heart
cherry 'White Heart'
£34.99
available to order from winter
cherry Celeste ('Sumpaca') (PBR)
cherry Celeste ('Sumpaca') (PBR)
£134.99
12 litre pot | G5 | top worked at 70cm
Cherry creme brûlée cutting garden collection
Cherry créme brûlée cutting garden collection
£25.33
1 × collection
cherry plum Golden Sphere
cherry plum 'Golden Sphere'
From £34.79
available to order from winter
cherry plum Gypsy
cherry plum 'Gypsy'
£149.99
12 litre pot | SJA root stock | 1m
cherry Stardust ('13-7-70') (PBR)
cherry Stardust ('13-7-70') (PBR)
£134.99
12 litre pot | G5 | top worked at 70cm
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