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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.

Results found: 758
RHS award of garden merit
Nepeta racemosa Walker's Low

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Nepeta racemosa 'Walker's Low'
From £8.99
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Pollinator
Oenothera lindheimeri Whirling Butterflies

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Oenothera lindheimeri 'Whirling Butterflies'
From £8.99
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RHS award of garden merit
Erysimum Bowles's Mauve

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Erysimum 'Bowles's Mauve'
From £8.99
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Pollinator
Erysimum Winter Orchid ('Innerywinorch') (PBR)

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Erysimum Winter Orchid ('Innerywinorch') (PBR)
From £9.99
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RHS award of garden merit
Hydrangea petiolaris
Hydrangea petiolaris
From £14.99
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RHS award of garden merit
Brunnera macrophylla Jack Frost (PBR)

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Brunnera macrophylla 'Jack Frost' (PBR)
From £12.99
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Pollinator
Geranium Dreamland ('Bremdream') (PBR)

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Geranium Dreamland ('Bremdream') (PBR)
From £11.99
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Pollinator
Euphorbia characias subsp. wulfenii

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Euphorbia characias subsp. wulfenii
From £9.99
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RHS award of garden merit
Euphorbia amygdaloides var. robbiae

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Euphorbia amygdaloides var. robbiae
From £8.99
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Pollinator
Geranium × johnsonii Johnson's Blue

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Geranium × johnsonii 'Johnson's Blue'
From £8.99
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RHS award of garden merit
Tiarella Spring Symphony (PBR)

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Tiarella 'Spring Symphony' (PBR)
From £10.99
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RHS award of garden merit
Photinia × fraseri Red Robin

20% off

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Photinia × fraseri 'Red Robin'
From £7.99
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Pollinator
Salvia rosmarinus

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rosemary
From £2.49
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RHS award of garden merit
Choisya ternata

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Choisya ternata
From £24.99
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Pollinator
Galium odoratum
Galium odoratum
From £8.99
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Pollinator
Geranium phaeum Album

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Geranium phaeum 'Album'
From £9.99
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RHS award of garden merit
Viburnum opulus Roseum

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Viburnum opulus 'Roseum'
From £24.75
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Pittosporum tenuifolium Golf Ball (PBR)

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Pittosporum tenuifolium 'Golf Ball' (PBR)
From £34.99
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Geum Mai Tai (PBR) (Cocktail Series)

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Geum 'Mai Tai' (PBR) (Cocktail Series)
From £12.99
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RHS award of garden merit
Oenothera lindheimeri

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Oenothera lindheimeri
From £8.99
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Vinca minor f. alba Gertrude Jekyll

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Vinca minor f. alba 'Gertrude Jekyll'
From £7.99
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RHS award of garden merit
Phlomis russeliana

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Phlomis russeliana
From £9.99
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Wisteria sinensis

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Wisteria sinensis
From £9.99
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Pollinator
Cornus alba Sibirica

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Cornus alba 'Sibirica'
From £9.99
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Magnolia × soulangeana

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Magnolia × soulangeana
From £34.99
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Acanthus mollis
Acanthus mollis
From £11.99
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Pollinator
Digitalis purpurea Sutton's Apricot

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Digitalis purpurea 'Sutton's Apricot'
From £2.49
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Pollinator
Digitalis purpurea Excelsior Group

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Digitalis purpurea Excelsior Group
From £3.49
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RHS award of garden merit
Geranium sanguineum Album

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Geranium sanguineum 'Album'
From £9.99
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Pollinator
Geranium × oxonianum Wargrave Pink

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Geranium × oxonianum 'Wargrave Pink'
From £9.99
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RHS award of garden merit
Saxifraga × urbium

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Saxifraga × urbium
From £9.99
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Tellima grandiflora
Tellima grandiflora
From £8.99
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Anthriscus sylvestris Ravenswing

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Anthriscus sylvestris 'Ravenswing'
From £11.99
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Pollinator
Erysimum Constant Cheer

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Erysimum 'Constant Cheer'
From £8.99
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Pollinator
Achillea millefolium Cerise Queen

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Achillea millefolium 'Cerise Queen'
From £8.99
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Brunnera macrophylla

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Brunnera macrophylla
From £9.99
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RHS award of garden merit
Geranium Ann Folkard

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Geranium 'Ann Folkard'
From £11.99
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RHS award of garden merit
Geranium macrorrhizum White-Ness

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Geranium macrorrhizum 'White-Ness'
From £11.99
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Pollinator
Geranium nodosum

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Geranium nodosum
From £9.99
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Pollinator
Salvia verticillata Purple Rain
Salvia verticillata 'Purple Rain'
From £9.99
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RHS award of garden merit
Tiarella Pink Skyrocket (PBR)

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Tiarella 'Pink Skyrocket' (PBR)
From £10.99
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Tiarella Sugar and Spice (PBR)

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Tiarella 'Sugar and Spice' (PBR)
From £11.99
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Pollinator
Achillea millefolium Lilac Beauty

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Achillea millefolium 'Lilac Beauty'
From £9.99
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RHS award of garden merit
Ajuga reptans Catlin's Giant

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Ajuga reptans 'Catlin's Giant'
From £7.99
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Anemone Wild Swan ('Macane001') (PBR)

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Anemone Wild Swan ('Macane001') (PBR)
From £15.99
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RHS award of garden merit
Astilbe Fanal (x arendsii)

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Astilbe 'Fanal' (× arendsii)
From £10.99
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Pollinator
Bergenia Abendglut

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Bergenia 'Abendglut'
From £10.99
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RHS award of garden merit
Brunnera macrophylla Mister Morse (PBR)

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Brunnera macrophylla 'Mister Morse' (PBR)
From £14.99
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Cerastium tomentosum
Cerastium tomentosum
From £7.99
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RHS award of garden merit
Digitalis × mertonensis

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Digitalis × mertonensis
From £4.49
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Pollinator
Euphorbia amygdaloides Purpurea

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Euphorbia amygdaloides 'Purpurea'
From £9.99
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RHS award of garden merit
Euphorbia palustris

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Euphorbia palustris
From £9.99
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Pollinator
Geranium macrorrhizum Bevan's Variety

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Geranium macrorrhizum 'Bevan's Variety'
From £9.99
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RHS award of garden merit
Geranium pratense Mrs Kendall Clark

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Geranium pratense 'Mrs Kendall Clark'
From £11.99
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Geum Lady Stratheden

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Geum 'Lady Stratheden'
From £9.99
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Geum Pretticoats Peach ('Tngeupp') (Pretticoats Series) (PBR)

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Geum Pretticoats Peach ('Tngeupp') (Pretticoats Series) (PBR)
From £12.99
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Iris Caesar's Brother

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Iris 'Caesar's Brother'
From £12.99
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RHS award of garden merit
Lamprocapnos spectabilis

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Lamprocapnos spectabilis
From £9.99
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RHS award of garden merit
Lamprocapnos spectabilis Alba

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Lamprocapnos spectabilis 'Alba'
From £9.99
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Pollinator
Oenothera lindheimeri Rosyjane ('Harrosy') (PBR)

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Oenothera lindheimeri Rosyjane ('Harrosy') (PBR)
From £9.99
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Pollinator
Papaver (Oriental Group) Patty's Plum

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Papaver (Oriental Group) 'Patty's Plum'
From £11.99
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RHS award of garden merit
Primula japonica Miller's Crimson

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Primula japonica 'Miller's Crimson'
From £8.99
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RHS award of garden merit
Pulmonaria Blue Ensign

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Pulmonaria 'Blue Ensign'
From £9.99
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Acanthus hungaricus White Lips
Acanthus hungaricus 'White Lips'
From £12.99
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Acanthus spinosus
Acanthus spinosus
From £11.99
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RHS award of garden merit
Achillea Lachsschönheit' (Galaxy Series)

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Achillea 'Lachsschönheit' (Galaxy Series)
From £10.99
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RHS award of garden merit
Achillea millefolium Red Velvet

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Achillea millefolium 'Red Velvet'
From £9.99
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Pollinator
Ajuga reptans Atropurpurea

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Ajuga reptans 'Atropurpurea'
From £7.99
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Pollinator
Ajuga reptans Burgundy Glow

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Ajuga reptans 'Burgundy Glow'
From £7.99
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Pollinator
Amsonia Blue Ice

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Amsonia 'Blue Ice'
From £11.99
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Amsonia tabernaemontana Storm Cloud

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Amsonia tabernaemontana 'Storm Cloud'
From £12.99
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Amsonia tabernaemontana var. salicifolia

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Amsonia tabernaemontana var. salicifolia
From £11.99
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Anemone leveillei

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Anemone leveillei
From £11.99
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Anemone sylvestris

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Anemone sylvestris
From £11.99
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Pollinator
Anthemis tinctoria Sauce Hollandaise

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Anthemis tinctoria 'Sauce Hollandaise'
From £8.99
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Anthriscus sylvestris

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Anthriscus sylvestris
From £2.79
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Pollinator
Aquilegia chrysantha Yellow Queen

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Aquilegia chrysantha 'Yellow Queen'
From £9.99
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Pollinator
Aquilegia vulgaris var. stellata Black Barlow (Barlow Series)

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Aquilegia vulgaris var. stellata 'Black Barlow'
From £3.99
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Pollinator
Aquilegia vulgaris var. stellata Blue Barlow (Barlow Series)

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Aquilegia vulgaris var. stellata 'Blue Barlow' (Barlow Series)
From £3.49
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Pollinator
Aquilegia vulgaris var. stellata Ruby Port

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Aquilegia vulgaris var. stellata 'Ruby Port'
From £9.99
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Pollinator
Aquilegia vulgaris var. stellata White Barlow (Barlow Series)

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Aquilegia vulgaris var. stellata 'White Barlow' (Barlow Series)
From £9.99
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Arenaria montana Snow White
Arenaria montana 'Snow White'
From £7.99
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Pollinator
Armeria maritima Morning Star White
Armeria maritima 'Morning Star White'
From £7.99
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RHS award of garden merit
Armeria maritima Splendens
Armeria maritima 'Splendens'
From £7.99
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RHS award of garden merit
Astilbe Brautschleier (x arendsii)

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Astilbe 'Brautschleier' (× arendsii)
From £9.99
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Baptisia Dutch Chocolate (Decadence Series)

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Baptisia 'Dutch Chocolate' (Decadence Series)
From £12.99
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Pollinator
Bergenia Baby Doll

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Bergenia 'Baby Doll'
From £11.99
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RHS award of garden merit
Brunnera macrophylla Looking Glass (PBR)

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Brunnera macrophylla 'Looking Glass' (PBR)
From £12.99
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Pollinator
Centaurea Jordy

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Centaurea 'Jordy'
From £10.99
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Pollinator
Centaurea montana Purple Heart

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Centaurea montana 'Purple Heart'
From £10.99
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Pollinator
Centranthus ruber Albus

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Centranthus ruber 'Albus'
From £8.99
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Corydalis flexuosa China Blue
Corydalis flexuosa 'China Blue'
From £10.99
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RHS award of garden merit
Darmera peltata
Darmera peltata
From £21.99
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Delosperma cooperi Hot Pink Wonder ('Wowdry1') (PBR) (Wheels of Wonder Series)
Delosperma cooperi Hot Pink Wonder ('Wowdry1') (Wheels of Wonder Series) (PBR)
From £7.99
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Delosperma White Wonder ('Wowdw7') (Wheels of Wonder Series) (PBR)
Delosperma White Wonder ('Wowdw7') (Wheels of Wonder Series) (PBR)
From £7.99
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Delphinium Astolat Group

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Delphinium 'Astolat Group'
From £9.99
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RHS award of garden merit
Dianthus Moulin Rouge (PBR)

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Dianthus 'Moulin Rouge' (PBR)
From £7.99
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Dianthus (Allwoodii Group) Cosmopolitan ('WP15 PIE43') (PBR)

40% off

Dianthus (Allwoodii Group) Cosmopolitan ('WP15 PIE43') (Cocktails Series)
From £4.79
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Dianthus (Allwoodii Group) Shirley Temple ('WP15 PIE44') (PBR) (Cocktails Series)

40% off

Dianthus (Allwoodii Group)Shirley Temple ('WP15 PIE44') (Cocktails Series)
From £4.79
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Dianthus Arctic Star ('DEVON ARTIC STAR') (PBR) (Early Bird Series)

40% off

Dianthus Arctic Star ('Devon Arctic Star') (PBR) (Early Bird Series)
From £4.79
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