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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
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Showing Flowering month : May clear all
1655 items
Centaurea cyanus Classic Magic

40% off

Centaurea cyanus 'Classic Magic'
£2.89 £1.73
approx 100 seeds
Allium schoenoprasum

Best Seller

20% off

chives
From £1.75
approx 300 seeds
9cm pot
2 + 1 FREE 9cm pots
0 star 1 star 1 star 1 star 1 star 4.0 5 2 (2)
Myrrhis odorata

20% off

sweet cicely
£2.29 £1.83
approx 5 seeds
Nicotiana alata Grandiflora

20% off

Nicotiana alata 'Grandiflora'
£2.39 £1.91
approx 700 seeds
0.75 star 1 star 1 star 1 star 1 star 4.7 5 3 (3)
Leucanthemum vulgare

20% off

Leucanthemum vulgare
£2.49 £1.99
approx 250 seeds
Silene dioica

20% off

Silene dioica
From £1.99
approx 100 seeds
9cm pot
3 × 9cm pots
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Allium tuberosum

20% off

chives 'garlic'
From £1.99
approx 120 seeds
9cm pot
2 + 1 FREE 9cm pots
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Digitalis purpurea Sutton's Apricot

Best Seller

20% off

Digitalis purpurea 'Sutton's Apricot'
From £1.99
approx 150 seeds
9cm pot
3 × 9cm pots
0 star 0.5 star 1 star 1 star 1 star 3.4 5 8 (8)
Papaver rhoeas Pandora

20% off

Papaver rhoeas 'Pandora'
£2.49 £1.99
approx 500 seeds
Salvia rosmarinus

Best Seller

20% off

rosemary
From £1.99
approx 60 seeds
9cm pot
2 + 1 FREE 9cm pots
2 litre pot
0.5 star 1 star 1 star 1 star 1 star 4.4 5 7 (7)
Centaurea cyanus White Ball

20% off

Centaurea cyanus 'White Ball'
£2.49 £1.99
approx 300 seeds
Calendula officinalis Orange King

20% off

Calendula officinalis 'Orange King'
£2.49 £1.99
approx 150 seeds
Centaurea cyanus Polka Dot Series
Centaurea cyanus 'Polka Dot Series'
£2.49 £1.99
available to order from summer
Viola × wittrockiana Frizzle Sizzle Yellow Blue Swirl F1 (Frizzle Sizzle Series)

Up to 40% off

pansy 'Frizzle Sizzle Yellow Blue Swirl' (Frizzle Sizzle Series) F1
From £2.09
approx 25 seeds
Briza maxima

20% off

Briza maxima
£2.69 £2.15
approx 225 seeds
Papaver rhoeas

20% off

Papaver rhoeas
From £2.23
approx 2000 seeds
3 × packets of seeds
Viola tricolor

20% off

heartease
£2.79 £2.23
approx 75 seeds
Hesperis matronalis

20% off

Hesperis matronalis
£2.79 £2.23
approx 500 seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Lunaria annua

20% off

Lunaria annua
£2.79 £2.23
approx 75 seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Trifolium repens

20% off

Trifolium repens
£2.79 £2.23
approx 750 seeds
Myosotis sylvatica

20% off

Myosotis sylvatica
From £2.23
approx 175 seeds
3 × packets of seeds
Thymus vulgaris

20% off

thyme common - thymus vulgaris
From £2.23
approx 200 organic seeds
9cm pot
2 + 1 FREE 9cm pots
Oenothera lindheimeri The Bride

20% off

Oenothera lindheimeri 'The Bride'
£2.79 £2.23
approx 25 seeds
Lychnis flos-cuculi

20% off

Lychnis flos-cuculi
From £2.23
approx 1000 seeds
1 litre aquatic pot
3 × 9cm pots
3 litre aquatic pot
+ 1 more available
1 star 1 star 1 star 1 star 1 star (1)
Centaurea cyanus Black Ball
Centaurea cyanus 'Black Ball'
£2.89 £2.31
available to order from summer
Linaria purpurea Canon Went

20% off

Linaria purpurea 'Canon Went'
From £2.39
9cm pot
3 × 9cm pots
0.5 star 1 star 1 star 1 star 1 star (2)
Primula vulgaris

Best Seller

Primula vulgaris
From £2.39
available to order from summer
1 star 1 star 1 star 1 star 1 star (18)
Achillea millefolium

Best Seller

20% off

Achillea millefolium
From £2.39
approx 400 seeds
9cm pot
3 × 9cm pots
1 star 1 star 1 star 1 star 1 star (2)
Hesperis matronalis var. albiflora

20% off

Hesperis matronalis var. albiflora
From £2.39
approx 500 seeds
9cm pot
3 × 9cm pots
0.5 star 1 star 1 star 1 star 1 star (5)
Primula veris

20% off

Primula veris
From £2.39
approx 50 seeds
9cm pot
3 × 9cm pots
1 star 1 star 1 star 1 star 1 star (8)
Lotus corniculatus

20% off

Lotus corniculatus
£2.99 £2.39
approx 100 seeds
0 star 1 star 1 star 1 star 1 star (2)
Aquilegia vulgaris

20% off

Aquilegia vulgaris
£2.99 £2.39
approx 25 seeds
1 star 1 star 1 star 1 star 1 star (1)
Ajuga reptans

20% off

Ajuga reptans
£2.99 £2.39
approx 50 seeds
1 star 1 star 1 star 1 star 1 star (2)
Silene uniflora
Silene uniflora
£2.99 £2.39
available to order from summer
Silene vulgaris

New

Silene vulgaris
£2.99 £2.39
available to order from summer
Cucamelon

20% off

Cucamelon
£2.99 £2.39
approx 20 seeds
Salvia sclarea

20% off

clary sage
£2.99 £2.39
approx 100 seeds
Welsh onion

20% off

Welsh onion
From £2.39
approx 250 seeds
1 star 1 star 1 star 1 star 1 star (1)
Centaurea cyanus Blue Ball

20% off

Centaurea cyanus 'Blue Ball'
£2.99 £2.39
approx 325 seeds
Calendula officinalis Sherbet Fizz

20% off

Calendula officinalis 'Sherbet Fizz'
£2.99 £2.39
approx 100 seeds
0 star 1 star 1 star 1 star 1 star (1)
Papaver rhoeas Amazing Grey

20% off

Papaver rhoeas 'Amazing Grey'
From £2.39
approx 250 seeds
0.5 star 1 star 1 star 1 star 1 star (2)
Erysimum cheiri Fire King

20% off

Erysimum cheiri 'Fire King'
From £2.39
approx 500 seeds
0.5 star 1 star 1 star 1 star 1 star (17)
Centaurea cyanus Classic Fantastic
Centaurea cyanus 'Classic Fantastic'
£2.99 £2.39
available to order from summer
Allium ursinum

Best Seller

20% off

Allium ursinum
From £2.39
9cm pot
3 × 9cm pots
1 star 1 star 1 star 1 star 1 star (2)
Nicotiana Whisper Mixed F1

Up to 50% off

Nicotiana 'Whisper Mixed' F1
From £2.39
approx 70 seeds
0.75 star 1 star 1 star 1 star 1 star (11)
Lunaria annua var. albiflora

20% off

Lunaria annua var. albiflora
£2.99 £2.39
approx 100 seeds
Myosotis sylvatica Ultramarine

20% off

Myosotis sylvatica 'Ultramarine'
£2.99 £2.39
approx 175 seeds
Linaria purpurea

New

20% off

Linaria purpurea
£2.99 £2.39
approx 100 seeds
Oenothera versicolor Sunset Boulevard

New

20% off

Oenothera versicolor 'Sunset Boulevard'
£2.99 £2.39
approx 100 seeds
Linaria maroccana Licilia Violet (Licilia Series)

20% off

Linaria maroccana 'Licilia Violet' (Licilia Series)
£2.99 £2.39
approx 500 seeds
1 star 1 star 1 star 1 star 1 star (1)
Linaria maroccana Licilia Red (Licilia Series)

20% off

Linaria maroccana 'Licilia Red' (Licilia Series)
£2.99 £2.39
approx 500 seeds
Agrostemma githago

20% off

Agrostemma githago
£3.29 £2.63
approx 75 seeds
Centaurea cyanus

20% off

Centaurea cyanus
From £2.63
approx 200 seeds
3 × packets of seeds
0.5 star 1 star 1 star 1 star 1 star (2)
Lunaria annua Corfu Blue

New

20% off

Lunaria annua 'Corfu Blue'
£3.29 £2.63
approx 20 seeds
Thymus Thyme of Provence

20% off

thyme 'Thyme of Provence'
£3.29 £2.63
approx 6000 seeds
Geranium Maderense

New

Geranium Maderense
From £2.79
available to order from summer
Aubrieta Purple Cascade (Cascade Series) F1
Aubrieta 'Purple Cascade' (Cascade Series) F1
From £2.79
available to order from summer
1 star 1 star 1 star 1 star 1 star (4)
Cerinthe major Purpurascens

20% off

Cerinthe major 'Purpurascens'
From £2.79
approx 12 seeds
0.75 star 1 star 1 star 1 star 1 star (13)
Digitalis purpurea Pam's Choice

20% off

Digitalis purpurea 'Pam's Choice'
£3.49 £2.79
approx 200 seeds
Rhinanthus minor

20% off

Rhinanthus minor
From £2.79
approx 50 seeds
3 packets of approx 50 seeds
musk strawberry
musk strawberry
£3.49 £2.79
available to order from summer
Digitalis purpurea Excelsior Group

20% off

Digitalis purpurea Excelsior Group
From £2.79
approx 1000 seeds
9cm pot
3 × 9cm pots
0 star 1 star 1 star 1 star 1 star (9)
Viola × wittrockiana Frizzle Sizzle Blue F1 (Frizzle Sizzle Series)
pansy 'Frizzle Sizzle Blue' (Frizzle Sizzle Series) F1
From £2.79
available to order from summer
Linaria purpurea Springside White

New

20% off

Linaria purpurea 'Springside White'
£3.49 £2.79
approx 40 seeds
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