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Plants that Flower in September

The heat may be starting to fade, but that does not mean the colour should. Keep it fresh with asters, phlox and late-flowering anemones.

By type
Facing
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Evergreen / deciduous
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Indoor plants by room
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RHS Chelsea Flower Show plant of year
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Used at RHS Chelsea Flower Show
Kitchen garden planting guidelines
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All items
Showing Flowering month : September clear all
673 items
Tom's Chelsea Woodland Sanctuary collection 'Texture & form'
Tom's Chelsea 'Woodland Sanctuary collection 'Texture & form''
From £32.77
available to order from summer
Angelica sylvestris Vicar's Mead
Angelica sylvestris 'Vicar's Mead'
From £11.19
available to order from summer
Crocosmia × crocosmiiflora Red King
Crocosmia × crocosmiiflora 'Red King'
From £7.99
available to order from summer
0 star 1 star 1 star 1 star 1 star 4.0 5 2 (2)
Dicentra Passion Hearts (PBR)

New

Dicentra 'Passion Hearts' (PBR)
£12.99 £10.39
available to order from summer
Galega orientalis
Galega orientalis
From £7.19
available to order from summer
Geranium Elke
Geranium 'Elke'
From £7.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star 4.6 5 16 (16)
Geranium nodosum Fielding's Folly
Geranium nodosum 'Fielding's Folly'
From £10.39
available to order from summer
Geranium × oxonianum Rose Clair

New

Geranium × oxonianum 'Rose Clair'
From £9.59
available to order from summer
Penstemon Rich Ruby

New

Penstemon 'Rich Ruby'
From £7.19
available to order from summer
Penstemon Stapleford Gem

New

Penstemon 'Stapleford Gem'
From £7.19
available to order from summer
Phlox paniculata Franz Schubert
Phlox paniculata 'Franz Schubert'
From £14.39
available to order from summer
0 star 0 star 1 star 1 star 1 star 3.0 5 2 (2)
Rudbeckia fulgida Early Bird Gold
Rudbeckia fulgida 'Early Bird Gold'
From £10.39
available to order from summer
Sanguisorba Blackthorn

New

Sanguisorba 'Blackthorn'
From £14.39
available to order from summer
Symphyotrichum novae-angliae Helen Picton
Symphyotrichum novae-angliae 'Helen Picton'
From £7.99
available to order from summer
Vinca minor

Best Seller

Vinca minor
From £4.79
available to order from summer
0.75 star 1 star 1 star 1 star 1 star 4.7 5 25 (25)
Alstroemeria Beach Valley (Summer Paradise - Valley Series)
Alstroemeria Beach Valley (Summer Paradise - Valley Series)
From £19.99
available to order from summer
1 star 1 star 1 star 1 star 1 star 5.0 5 5 (5)
Alstroemeria Inticancha Paraíso ('Tesparai') (PBR) (Inticancha Series)
Alstroemeria Inticancha Paraiso ('Tesparai') (PBR) (Inticancha Series)
From £19.99
available to order from summer
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Alstroemeria River Valley ('Tessumriver') (Summer Paradise - Valley Series)

New

Alstroemeria River Valley ('Tessumriver') (Summer Paradise Valley Series)
£24.99 £19.99
available to order from summer
Alstroemeria Valley Wild ('Tesvalwild') (Summer Paradise - Valley Series)
Alstroemeria Valley Wild ('Tesvalwild') (Summer Paradise - Valley Series)
From £18.39
available to order from summer
Award-winning honeysuckle collection
Award-winning honeysuckle collection
£44.97 £35.38
available to order from summer
Award-winning late-summer flowering clematis collection
Award-winning late-summer flowering clematis collection
£44.97 £35.38
available to order from summer
Award-winning spring, summer & autumn clematis collection
Award-winning spring, summer & autumn clematis collection
£47.97 £38.38
available to order from summer
Award-winning summer flowering clematis collection
Award-winning summer flowering clematis collection
£44.97 £35.98
available to order from summer
Four seasons clematis collection
Four seasons clematis collection
£62.96 £50.37
available to order from summer
Billardiera heterophylla
Billardiera heterophylla
£29.99 £23.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (7)
Billardiera heterophylla Ultra Blue (PBR)
Billardiera heterophylla 'Ultra Blue' (PBR)
£29.99 £23.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (2)
Clematis Alba Luxurians
Clematis 'Alba Luxurians'
£27.99 £22.39
available to order from summer
Clematis Beautiful Bride (PBR)
Clematis 'Beautiful Bride' (PBR)
£27.99 £22.39
available to order from summer
Clematis Emilia Plater
Clematis 'Emilia Plater'
£27.99 £22.39
available to order from summer
Clematis Fond Memories
Clematis 'Fond Memories'
£29.99 £23.99
available to order from summer
0.25 star 1 star 1 star 1 star 1 star (8)
Clematis Fujimusume
Clematis 'Fujimusume'
£27.99 £22.39
available to order from summer
Clematis John Huxtable
Clematis 'John Huxtable'
£29.99 £23.99
available to order from summer
Clematis Kokonoe (PBR)
Clematis 'Kokonoe' (PBR)
£29.99 £23.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (2)
Clematis Little Nell
Clematis 'Little Nell'
£27.99 £22.39
available to order from summer
Clematis My Angel (PBR)
Clematis 'My Angel' (PBR)
£29.99 £23.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (4)
Clematis Pangbourne Pink
Clematis 'Pangbourne Pink'
£29.99 £23.99
available to order from summer
Clematis Perle d'Azur
Clematis 'Perle d'Azur'
From £11.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (10)
Clematis Sweet Summer Love (PBR)
Clematis 'Sweet Summer Love' (PBR)
£27.99 £22.39
available to order from summer
Clematis Taiga (PBR)
Clematis 'Taiga' (PBR)
£29.99 £23.99
available to order from summer
0.25 star 1 star 1 star 1 star 1 star (6)
Clematis Avant-garde ('Evipo033') (PBR)
Clematis Avant-garde ('Evipo033') (PBR)
£35.99 £28.79
available to order from summer
Clematis Bijou ('Evipo030') (PBR) (Tudor Patio Series)
Clematis Bijou ('Evipo030') (PBR) (Tudor Patio Series)
£27.99 £22.39
available to order from summer
Clematis Daiyu ('Evipo083') (PBR)
Clematis Daiyu ('Evipo083') (PBR)
£27.99 £22.39
available to order from summer
Clematis Edda ('Evipo074') (PBR) (Boulevard Series)
Clematis Edda ('Evipo074') (PBR) (Boulevard Series)
£28.99 £23.19
available to order from summer
Clematis Filigree ('Evipo029') (PBR) (Tudor Patio Series)
Clematis Filigree ('Evipo029') (PBR) (Tudor Patio Series)
£29.95 £23.96
available to order from summer
Clematis flammula
Clematis flammula
£32.99 £26.39
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (7)
Clematis Guiding Promise ('Evipo053') (PBR) (Boulevard Series)
Clematis Guiding Promise ('Evipo053') (PBR) (Boulevard Series)
£34.99 £27.99
available to order from summer
Clematis heracleifolia Cassandra
Clematis heracleifolia 'Cassandra'
£29.99 £23.99
available to order from summer
Clematis integrifolia
Clematis integrifolia
£28.99 £23.19
available to order from summer
Clematis John Howells ('Zojohnhowells') (PBR)
Clematis John Howells ('Zojohnhowells') (PBR)
£27.99 £22.39
available to order from summer
Clematis patens Manshuu Ki
Clematis patens 'Manshuu Ki'
From £11.99
available to order from summer
Clematis Pompeii ('Evipo116') (Boulevard Series)
Clematis Pompeii ('Evipo116') (Boulevard Series)
£31.95 £25.56
available to order from summer
Clematis rehderiana
Clematis rehderiana
£28.95 £23.16
available to order from summer
Clematis Rollercoaster ('Zo16170') (PBR)
Clematis Rollercoaster ('Zo16170')
£29.99 £23.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (2)
Clematis Sacha ('Evipo060') (PBR)
Clematis Sacha ('Evipo060')
£34.99 £27.99
available to order from summer
0 star 1 star 1 star 1 star 1 star (1)
Clematis terniflora
Clematis terniflora
£27.99 £22.39
available to order from summer
Clematis Tsukiko ('Evipo110') (PBR) (Garland Series)
Clematis Tsukiko ('Evipo110') (PBR) (Garland Series)
£29.99 £23.99
available to order from summer
Clematis Viennetta ('Evipo006') (PBR)
Clematis Viennetta ('Evipo006') (PBR)
£34.99 £27.99
available to order from summer
Clematis viticella
Clematis viticella
£27.99 £22.39
available to order from summer
Clematis viticella Flore Pleno
Clematis viticella 'Flore Pleno'
£29.99 £23.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (5)
Clematis × aromatica
Clematis × aromatica
£29.95 £23.96
available to order from summer
0 star 0 star 0 star 1 star 1 star (1)
Clematis Etoile Rose
Clematis Étoile Rose
£28.95 £23.16
available to order from summer
Lonicera periclymenum Heaven Scent
Lonicera periclymenum 'Heaven Scent'
£29.99 £23.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (13)
Lonicera periclymenum Sweet Sue
Lonicera periclymenum 'Sweet Sue'
£29.99 £23.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Lonicera periclymenum Chic et Choc ('Inov205') (PBR)

New

Lonicera periclymenum Chic et Choc ('Inov205') (PBR)
£27.99 £22.39
available to order from summer
Tropaeolum speciosum
Tropaeolum speciosum
£44.99 £35.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Clematis Kaiu
Clematis 'Kaiu'
£27.99 £22.39
available to order from winter
Hydrangea arborescens Pink Annabelle ('Ncha2') (PBR)
Hydrangea arborescens Pink Annabelle ('Ncha2') (PBR)
£39.99 £31.99
available to order from summer
0.25 star 1 star 1 star 1 star 1 star (3)
Buddleja Bressingham Bountiful

New

Buddleja 'Bressingham Bountiful'
£24.99 £19.99
available to order from summer
Buddleja Sugar Plum ('Lonplum') (PBR)
Buddleja Sugar Plum ('Lonplum') (PBR)
£24.99 £19.99
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (18)
Calycanthus Venus
Calycanthus 'Venus'
£99.99 £79.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (7)
Calycanthus × raulstonii Hartlage Wine
Calycanthus × raulstonii 'Hartlage Wine'
£99.99 £79.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Daphne × transatlantica Summer Ice
Daphne × transatlantica 'Summer Ice'
£36.99 £29.59
available to order from summer
Fuchsia Sunray
Fuchsia 'Sunray'
From £15.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Fuchsia magellanica 'Arauco'

New

Fuchsia magellanica 'Arauco'
£19.99 £15.99
available to order from summer
Fuchsia microphylla subsp. hemsleyana Silver Lining
Fuchsia microphylla subsp. hemsleyana 'Silver Lining'
From £15.99
available to order from summer
Gardenia jasminoides Kleim's Hardy
Gardenia jasminoides 'Kleim's Hardy'
£26.75 £21.40
available to order from summer
Hydrangea aspera Villosa Group
Hydrangea aspera 'Villosa Group'
£32.99 £26.39
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (5)
Hydrangea paniculata Groundbreaker Blush ('Lc no21') (PBR)
Hydrangea paniculata Groundbreaker Blush ('Lc no21') (PBR)
£29.99 £23.99
available to order from summer
Hydrangea paniculata Groundbreaker Greeny ('LC NO24') (PBR)

New

Hydrangea paniculata Groundbreaker Greeny ('Lc no24') (PBR)
£29.99 £23.99
available to order from summer
Hydrangea paniculata Groundbreaker Ruby ('LC NO27') (PBR)

New

Hydrangea paniculata Groundbreaker Ruby ('Lc no27') (PBR)
£29.99 £23.99
available to order from summer
Hydrangea paniculata Polestar ('Breg14') (PBR)
Hydrangea Polestar ('Breg14') (PBR)
£24.75 £19.80
available to order from summer
0 star 1 star 1 star 1 star 1 star (3)
Hydrangea quercifolia Tara
Hydrangea quercifolia 'Tara'
£29.99 £23.99
available to order from summer
Hydrangea serrata Choco White ('Darwhite') (PBR)

New

Hydrangea serrata Choco White ('Darwhite') (PBR)
£29.99 £23.99
available to order from summer
Magnolia grandiflora
Magnolia grandiflora
£44.99 £35.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (6)
Parahebe catarractae Avalanche (PBR)
Parahebe catarractae 'Avalanche' (PBR)
£24.99 £19.99
available to order from summer
Parahebe catarractae Pink Avalanche
Parahebe catarractae 'Pink Avalanche'
£24.99 £19.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Rhododendron Encore Autumn Prince

New

Rhododendron 'Encore Autumn Prince'
£29.99 £23.99
available to order from summer
Veronica Caledonia
Veronica 'Caledonia'
£24.99 £19.99
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (11)
Veronica Mohawk
Veronica 'Mohawk'
£19.99 £15.99
available to order from summer
Veronica Pink Pixie
Veronica 'Pink Pixie'
£19.99 £15.99
available to order from summer
Veronica Starlight ('Marklight')
Veronica Starlight ('Marklight')
£19.99 £15.99
available to order from summer
0 star 1 star 1 star 1 star 1 star (1)
Vinca minor Azurea Flore Pleno
Vinca minor 'Azurea Flore Pleno'
£17.99 £14.39
available to order from summer
Hydrangea Preziosa
Hydrangea 'Preziosa'
From £17.49
sold out
Hydrangea aspera Hot Chocolate ('Haopr012') (PBR)
Hydrangea aspera Hot Chocolate ('Haopr012') (PBR)
£29.99 £23.99
sold out
Cyclamen cilicium
Cyclamen cilicium
From £7.19
available to order from summer
0.25 star 1 star 1 star 1 star 1 star (3)
Award-winning crocosmia collection
Award-winning crocosmia collection
From £15.16
available to order from winter
Begonia collection for hanging baskets & pots
Begonia collection for hanging baskets and pots
From £9.56
available to order from winter
Crocosmia collection
Crocosmia collection
From £14.36
available to order from winter
Scented begonia collection
Fragrant begonia collection
From £11.96
available to order from winter
Hedychium collection
Hedychium collection
From £21.56
available to order from winter
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