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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
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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
756 items
Clematis Perle d'Azur
Clematis 'Perle d'Azur'
From £14.99
available to order from spring 2027
0.5 star 1 star 1 star 1 star 1 star 4.4 5 10 (10)
Clematis Taiga (PBR)
Clematis 'Taiga' (PBR)
£29.99
available to order from spring 2027
0.25 star 1 star 1 star 1 star 1 star 4.2 5 6 (6)
Clematis Avant-garde ('Evipo033') (PBR)
Clematis Avant-garde ('Evipo033') (PBR)
£35.99
available to order from spring 2027
Clematis Bijou ('Evipo030') (PBR) (Tudor Patio Series)
Clematis Bijou ('Evipo030') (PBR) (Tudor Patio Series)
£27.99
available to order from spring 2027
Clematis Edda ('Evipo074') (PBR) (Boulevard Series)
Clematis Edda ('Evipo074') (PBR) (Boulevard Series)
£28.99
available to order from spring 2027
Clematis flammula
Clematis flammula
£32.99
available to order from spring 2027
0.75 star 1 star 1 star 1 star 1 star 4.7 5 7 (7)
Clematis florida var. normalis Pistachio ('Evirida') (PBR)
Clematis florida var. normalis Pistachio ('Evirida') (PBR)
£32.99
available to order from spring 2027
Clematis Issey ('Evipo081') (PBR)
Clematis Issey ('Evipo081') (PBR)
£34.99
available to order from spring 2027
Clematis Pernille ('Zo09113') (PBR)
Clematis Pernille ('Zo09113') (PBR)
£32.99
available to order from spring 2027
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Clematis Pompeii ('Evipo116') (Boulevard Series)
Clematis Pompeii ('Evipo116') (Boulevard Series)
£31.95
available to order from spring 2027
Clematis rehderiana
Clematis rehderiana
£28.95
available to order from spring 2027
Clematis Rollercoaster ('Zo16170') (PBR)
Clematis Rollercoaster ('Zo16170')
£29.99
available to order from spring 2027
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Clematis Sacha ('Evipo060') (PBR)
Clematis Sacha ('Evipo060')
£34.99
available to order from spring 2027
0 star 1 star 1 star 1 star 1 star 4.0 5 1 (1)
Clematis Sarah Elizabeth ('Evipo098') (PBR) (Boulevard Series)
Clematis Sarah Elizabeth ('Evipo098') (PBR) (Boulevard Series)
£29.99
available to order from spring 2027
Clematis Tsukiko ('Evipo110') (PBR) (Garland Series)
Clematis Tsukiko ('Evipo110') (PBR) (Garland Series)
£29.99
available to order from spring 2027
Clematis Viennetta ('Evipo006') (PBR)
Clematis Viennetta ('Evipo006') (PBR)
£34.99
available to order from spring 2027
Clematis viticella
Clematis viticella
£27.99
available to order from spring 2027
Clematis viticella Flore Pleno
Clematis viticella 'Flore Pleno'
£29.99
available to order from spring 2027
0.5 star 1 star 1 star 1 star 1 star 4.6 5 5 (5)
Clematis Zara ('Evipo062') (PBR) (Boulevard Series)
Clematis Zara ('Evipo062') (PBR) (Boulevard Series)
£34.99
available to order from spring 2027
Lathyrus latifolius White Pearl
Lathyrus latifolius 'White Pearl'
From £14.99
available to order from spring 2027
0 star 0.75 star 1 star 1 star 1 star 3.9 5 7 (7)
Lonicera periclymenum Sweet Sue
Lonicera periclymenum 'Sweet Sue'
£29.99
available to order from spring 2027
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
available to order from spring 2027
Lonicera sempervirens
Lonicera sempervirens
£29.99
available to order from spring 2027
Clematis Alionushka
Clematis 'Alionushka'
£28.95
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Clematis Bees Jubilee
Clematis 'Bees' Jubilee'
From £14.99
available to order from summer
0 star 0.5 star 1 star 1 star 1 star (5)
Clematis Ernest Markham
Clematis 'Ernest Markham'
From £14.99
available to order from summer
Clematis Rubra
Clematis 'Rubra'
£29.99
available to order from summer
Clematis Amethyst Beauty ('Evipo043') (PBR)
Clematis Amethyst Beauty ('Evipo043') (PBR)
£32.99
available to order from summer
Clematis Happy Birthday ('Zohapbi') (PBR)
Clematis Happy Birthday ('Zohapbi') (PBR)
£28.99
available to order from summer
0 star 1 star 1 star 1 star 1 star (1)
Clematis Kingfisher ('Evipo037') (PBR)
Clematis Kingfisher ('Evipo037') (PBR)
£39.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Clematis Nubia ('Evipo079') (PBR) (Boulevard Series)
Clematis Nubia ('Evipo079') (PBR)
£29.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (2)
Clematis Sea Breeze ('Zo09063') (PBR)
Clematis Sea Breeze ('Zo09063') (PBR)
£29.99
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (4)
Clematis terniflora
Clematis terniflora
£27.99
available to order from summer
Clematis White Arabella ('Zo14089') (PBR)
Clematis White Arabella ('Zo14089') (PBR)
£34.99
available to order from summer
Clematis × aromatica
Clematis × aromatica
£29.95
available to order from summer
0 star 0 star 0 star 1 star 1 star (1)
Hydrangea hydrangeoides var. hydrangeoides Roseum
Hydrangea hydrangeoides var. hydrangeoides 'Roseum'
£34.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (2)
Lathyrus latifolius Red Pearl
Lathyrus latifolius 'Red Pearl'
From £14.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Lonicera × brownii Dropmore Scarlet
Lonicera × brownii 'Dropmore Scarlet'
£29.99
available to order from summer
0 star 1 star 1 star 1 star 1 star (1)
Pileostegia viburnoides
Pileostegia viburnoides
£42.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Clematis Kaiu
Clematis 'Kaiu'
£27.99
available to order from winter
Hydrangea macrophylla Blushing Bride
Hydrangea macrophylla 'Blushing Bride'
£17.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (6)
Hydrangea macrophylla Zebra (PBR) (Black Steel Series)
Hydrangea macrophylla 'Zebra' (PBR) (Black Steel Series)
£19.99 £13.99
available to order from summer
0.25 star 1 star 1 star 1 star 1 star (20)
Hydrangea macrophylla White
Hydrangea macrophylla 'White'
£19.99
available to order from summer
Calycanthus × raulstonii Hartlage Wine
Calycanthus × raulstonii 'Hartlage Wine'
£99.99
available to order from spring 2027
1 star 1 star 1 star 1 star 1 star (1)
Hibiscus syriacus French Cabaret® White ('Mindoub1') (PBR)

New

Hibiscus syriacus French Cabaret® White ('Mindoub1') (PBR)
£29.99
available to order from spring 2027
Hydrangea macrophylla Dark Angel Red
Hydrangea macrophylla 'Dark Angel Red'
£17.99
available to order from spring 2027
1 star 1 star 1 star 1 star 1 star (10)
Hydrangea macrophylla Koria (PBR)
Hydrangea macrophylla 'Koria' (PBR)
£19.99
available to order from spring 2027
Hydrangea serrata Choco White ('Darwhite') (PBR)

New

Hydrangea serrata Choco White ('Darwhite') (PBR)
£29.99
available to order from spring 2027
Magnolia grandiflora
Magnolia grandiflora
£44.99
available to order from spring 2027
1 star 1 star 1 star 1 star 1 star (6)
Veronica Caledonia
Veronica 'Caledonia'
£24.99
available to order from spring 2027
0.75 star 1 star 1 star 1 star 1 star (11)
Veronica Mohawk
Veronica 'Mohawk'
£19.99
available to order from spring 2027
Veronica Pink Pixie
Veronica 'Pink Pixie'
£19.99
available to order from spring 2027
Calycanthus Venus
Calycanthus 'Venus'
£99.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (7)
Hydrangea Boléro Blue
Hydrangea 'Boléro Blue'
£24.99 £14.99
available to order from summer
0 star 0 star 0 star 1 star 1 star (2)
Hydrangea aspera Villosa Group
Hydrangea aspera 'Villosa Group'
£32.99
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (5)
Hydrangea macrophylla Blue
Hydrangea macrophylla 'Blue'
£19.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (2)
Hydrangea macrophylla Kardinal Violet
Hydrangea macrophylla 'Kardinal Violet'
£19.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (2)
Hydrangea macrophylla Lanarth White
Hydrangea macrophylla 'Lanarth White'
From £19.99
available to order from summer
0 star 0.5 star 1 star 1 star 1 star (7)
Hydrangea macrophylla Little Pink
Hydrangea macrophylla 'Little Pink'
£17.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (2)
Hydrangea macrophylla Little Purple
Hydrangea macrophylla 'Little Purple'
£19.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (3)
Hydrangea macrophylla Little White
Hydrangea macrophylla 'Little White'
£17.99
available to order from summer
0 star 0.5 star 1 star 1 star 1 star (4)
Hydrangea macrophylla Deep Purple Dance ('Schrolla02') (PBR) (Music Series)
Hydrangea macrophylla Deep Purple Dance ('Schrolla02')(PBR) (Music Series)
£19.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Hydrangea macrophylla Glam Rock ('Horwack') (PBR)
Hydrangea macrophylla Glam Rock ('Horwack') (PBR)
From £11.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (6)
Hydrangea macrophylla Love ('Youme H1917') (PBR)
Hydrangea macrophylla Love ('Youme H1917') (PBR)
£24.99
available to order from summer
Hydrangea macrophylla Midnight Pearl ('Hokomamipe') (PBR)
Hydrangea macrophylla Midnight Pearl ('Hokomamipe') (PBR)
£24.99
available to order from summer
Hydrangea paniculata Fire Light ('Smhpfl') (PBR)
Hydrangea paniculata Fire Light ('Abetwo') (PBR)
£49.99
available to order from summer
Hydrangea paniculata Groundbreaker Greeny ('LC NO24') (PBR)

New

Hydrangea paniculata Groundbreaker Greeny ('Lc no24') (PBR)
£29.99
available to order from summer
Magnolia grandiflora Little Gem
Magnolia grandiflora 'Little Gem'
From £89.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Vinca minor Azurea Flore Pleno
Vinca minor 'Azurea Flore Pleno'
£17.99
available to order from summer
Hydrangea Preziosa
Hydrangea 'Preziosa'
From £24.99
sold out
Hydrangea aspera Hot Chocolate ('Haopr012') (PBR)
Hydrangea aspera Hot Chocolate ('Haopr012') (PBR)
£29.99
sold out
Hypericum × inodorum Magical Beauty ('Kolmbeau') (PBR) (Magical Series)
Hypericum × inodorum Magical Beauty ('Kolmbeau') (PBR)
£24.99
sold out
Mahonia eurybracteata subsp. ganpinensis Meteor ('Hillmah') (PBR)
Mahonia eurybracteata subsp. ganpinensis Meteor ('Hillmah') (PBR)
£59.99
sold out
Antique peach dahlia collection
Antique peach dahlia collection
From £30.45
available to order from winter
Bruised dahlia collection
Bruised dahlia collection
From £16.99
available to order from winter
Last days of summer dahlia collection
Last days of summer dahlia collection
From £23.95
available to order from winter
Peach dahlia collection
Peach dahlia collection
From £17.75
available to order from winter
Pink champagne dahlia collection

Best Seller

Pink champagne dahlia collection
From £27.45
available to order from winter
Bees and butterflies dahlia collection

Best Seller

Bees & butterflies dahlia collection
From £23.95
available to order from winter
The Laundry Garden jewel dahlia collection
The Laundry Garden jewel dahlia collection
From £17.75
available to order from winter
1 star 1 star 1 star 1 star 1 star (1)
Ashley's balcony 5 varieties dahlia collection
Ashley's balcony 5 varieties dahlia collection
From £29.95
available to order from winter
Ashley's balcony dahlia collection
Ashley's balcony dahlia collection
From £17.95
available to order from winter
Award-winning dahlia collection for pots
Award-winning dahlia collection for pots
From £17.75
available to order from winter
Jewel garden dahlia collection
Jewel garden dahlia collection
From £23.75
available to order from winter
John's pollinator 5 varieties dahlia collection
John's pollinator 5 varieties dahlia collection
From £28.45
available to order from winter
John's pollinator dahlia collection
John's pollinator dahlia collection
From £17.75
available to order from winter
Lucy's border dahlia collection
Lucy's border dahlia collection
From £29.95
available to order from winter
Lucy's go your own way 5 varieties dahlia collection
Lucy's go your own way 5 varieties dahlia collection
From £28.95
available to order from winter
Tangerine twist 3 varieties dahlia collection
Tangerine twist 3 varieties dahlia collection
From £16.99
available to order from winter
Tangerine twist 5 varieties dahlia collection
Tangerine twist 5 varieties dahlia collection
From £28.95
available to order from winter
Botanical Tales dahlia collection
Botanical Tales dahlia collection
From £17.75
available to order from winter
Cutting garden dahlia collection
Cutting garden dahlia collection
From £28.95
available to order from winter
Proud Mary dahlia collection
Proud Mary dahlia collection
From £23.25
available to order from winter
Award-winning crocosmia collection
Award-winning crocosmia collection
From £18.95
available to order from winter
Begonia collection for hanging baskets & pots
Begonia collection for hanging baskets and pots
From £11.95
available to order from winter
Scented begonia collection
Fragrant begonia collection
From £14.95
available to order from winter
Hedychium collection
Hedychium collection
From £26.95
available to order from winter
Begonia Mother's Day
Begonia 'Mother's Day'
From £4.99
available to order from winter
0.75 star 1 star 1 star 1 star 1 star (3)
Begonia Pink Flamingo
Begonia 'Pink Flamingo'
From £4.99
available to order from winter
0.5 star 1 star 1 star 1 star 1 star (5)
Begonia Red Glory
Begonia 'Red Glory'
From £4.99
available to order from winter
0 star 0 star 0 star 0 star 1 star (1)
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