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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
How much sun
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Special conditions
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Evergreen / deciduous
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Quick growing
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Indoor plants by room
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Chelsea plant of year
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Sowing month outside
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Used at Chelsea
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Sort by name
All items
Showing Flowering month : September clear all
689 items
Clematis Mrs Cholmondeley
Clematis 'Mrs Cholmondeley'
£14.99 - £29.98
9cm pot | 30cm cane available to order from autumn
3 litre pot | 60cm cane available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Clematis Mrs N. Thompson
Clematis 'Mrs N. Thompson'
£14.99 - £29.98
9cm pot | 30cm cane available to order from autumn
3 litre pot | 60cm cane available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0 star 1 star 1 star 1 star 1 star 4.0 5 1
Clematis Nelly Moser
Clematis 'Nelly Moser'
£14.99 - £29.98
3 litre pot | 60cm cane In stock (shipped within 2-3 working days)
9cm pot | 30cm cane available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.7 5 6
Clematis Pangbourne Pink
Clematis 'Pangbourne Pink'
£29.99
3 litre pot | 60cm cane available to order from autumn
Clematis Princess Diana
Clematis 'Princess Diana'
£14.99 - £29.98
2 litre pot | 60cm cane In stock (shipped within 2-3 working days)
9cm pot | 30cm cane available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.7 5 14
Clematis Remembrance
Clematis 'Remembrance'
£44.99
3 litre pot | 60cm cane available to order from autumn
Clematis Sunset
Clematis 'Sunset'
£28.99
3 litre pot | 60cm cane available to order from autumn
Clematis Wedding Day
Clematis 'Wedding Day'
£14.99 - £32.99
9cm pot | 30cm cane available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
3 litre pot | 60cm cane available to order from autumn
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Clematis Étoile Violette
Clematis 'Étoile Violette'
£14.99 - £29.98
3 litre pot | 60cm cane In stock (shipped within 2-3 working days)
9cm pot | 30cm cane available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.8 5 16
Clematis Alaina ('Evipo056') (PBR) (Boulevard Series)
Clematis Alaina ('Evipo056') (PBR) (Boulevard Series)
£32.95
3 litre pot | 60cm cane available to order from autumn
Clematis Bernadine ('Evipo061') (PBR) (Boulevard Series)
Clematis Bernadine ('Evipo061') (PBR) (Boulevard Series)
£34.99
3 litre pot | 60cm cane available to order from autumn
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Clematis Bridgewater ('EviGsy155') (PBR)

New

Clematis Bridgewater ('EviGsy155') (PBR)
£34.99
3 litre pot | 60cm cane available to order from autumn
Clematis Corinne ('Evipo063') (PBR) (Boulevard Series)
Clematis Corinne ('Evipo063') (PBR) (Boulevard Series)
£32.95
3 litre pot | 60cm cane available to order from autumn
Clematis Daiyu ('Evipo083') (PBR)
Clematis Daiyu ('Evipo083') (PBR)
£26.95
3 litre pot | 60cm cane available to order from autumn
Clematis Elpis ('EviGsy154') (PBR)

New

Clematis Elpis ('EviGsy154') (PBR)
£34.99
3 litre pot | 60cm cane available to order from autumn
Clematis Filigree ('Evipo029') (PBR) (Tudor Patio Series)
Clematis Filigree ('Evipo029') (PBR) (Tudor Patio Series)
£32.95
3 litre pot | 60cm cane available to order from autumn
Clematis Forever Friends ('Zofofri') (PBR)
Clematis Forever Friends ('Zofofri') (PBR)
£24.95
2 litre pot | 60cm cane available to order from autumn
Clematis Giselle ('Evipo051') (PBR)
Clematis Giselle ('Evipo051') (PBR)
£34.99
3 litre pot | 60cm cane available to order from autumn
Clematis Guiding Promise ('Evipo053') (PBR) (Boulevard Series)
Clematis Guiding Promise ('Evipo053') (PBR) (Boulevard Series)
£34.99
3 litre pot | 60cm cane available to order from autumn
Clematis Josephine ('Evijohill') (PBR)
Clematis Josephine ('Evijohill') (PBR)
£17.99 - £35.98
3 litre pot | 60cm cane In stock (shipped within 2-3 working days)
9cm pot | 30cm cane available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.8 5 11
Clematis Kingfisher ('Evipo037') (PBR)
Clematis Kingfisher ('Evipo037') (PBR)
£39.99
3 litre pot | 60cm cane available to order from autumn
Clematis Multi Pink ('ST17333') (PBR)
Clematis Multi Pink ('ST17333') (PBR)
£20.95
2 litre pot | 60cm cane In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Clematis Picotee ('Zo09124') (PBR)
Clematis Picotee ('Zo09124') (PBR)
£24.95
2 litre pot | 60cm cane available to order from autumn
Clematis Pompeii ('Evipo116') (Boulevard Series)
Clematis Pompeii ('Evipo116') (Boulevard Series)
£32.95
3 litre pot | 60cm cane available to order from autumn
Clematis Princess Kate ('Zoprika') (PBR)
Clematis Princess Kate ('Zoprika') (PBR)
£32.95
2 litre pot | 60cm cane available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Clematis Queen Mother ('Zoqum') (PBR)
Clematis Queen Mother ('Zoqum')
£32.99
2 litre pot | 60cm cane available to order from autumn
Clematis Reflections ('Evipo035') (PBR)
Clematis Reflections ('Evipo035')
£34.99
3 litre pot | 60cm cane available to order from autumn
Clematis Rollercoaster ('Zo16170') (PBR)
Clematis Rollercoaster ('Zo16170')
£23.50
2 litre pot | 60cm cane available to order from autumn
Clematis Rosalyn ('Zo09087') (PBR)
Clematis Rosalyn ('Zo09087') (PBR)
£24.95
2 litre pot | 60cm cane In stock (shipped within 2-3 working days)
Clematis Sacha ('Evipo060') (PBR)
Clematis Sacha ('Evipo060')
£34.99
3 litre pot | 60cm cane available to order from autumn
0 star 1 star 1 star 1 star 1 star
Clematis Sally ('Evipo077') (PBR) (Boulevard Series)
Clematis Sally ('Evipo077') (PBR) (Boulevard Series)
£26.95
3 litre pot | 60cm cane available to order from autumn
Clematis Samaritan Jo ('Evipo075') (PBR) (Boulevard Series)
Clematis Samaritan Jo ('Evipo075') (PBR) (Boulevard Series)
£32.95
3 litre pot | 60cm cane available to order from autumn
1 star 1 star 1 star 1 star 1 star
Clematis Sarah Elizabeth ('Evipo098') (PBR) (Boulevard Series)
Clematis Sarah Elizabeth ('Evipo098') (PBR) (Boulevard Series)
£26.95
3 litre pot | 60cm cane available to order from autumn
Clematis Spotlight ('Zo08160') (PBR)

30% off

Clematis Spotlight ('Zo08160') (PBR)
£24.95 £17.46
2 litre pot | 60cm cane In stock (shipped within 2-3 working days)
Clematis Super Nova ('Zo09088') (PBR)
Clematis Super Nova ('Zo09088') (PBR)
£24.95
2 litre pot | 60cm cane available to order from autumn
Clematis The Countess of Wessex ('Evipo073') (PBR) (Boulevard Series)
Clematis The Countess of Wessex ('Evipo073') (PBR) (Boulevard Series)
£26.95
3 litre pot | 60cm cane available to order from autumn
Clematis Tsukiko ('Evipo110') (PBR) (Garland Series)
Clematis Tsukiko ('Evipo110') (PBR) (Garland Series)
£26.95
3 litre pot | 60cm cane available to order from autumn
Clematis Vicki ('Evipo114') (PBR)
Clematis Vicki ('Evipo114') (PBR)
£26.95
3 litre pot | 60cm cane available to order from autumn
Clematis viticella
Clematis viticella
£24.95
2 litre pot | 60cm cane available to order from autumn
Clematis Wonderful ('Zo09073') (PBR)

30% off

Clematis Wonderful ('Zo09073') (PBR)
£24.95 £17.46
2 litre pot | 60cm cane In stock (shipped within 2-3 working days)
0 star 0 star 1 star 1 star 1 star
Clematis Etoile Rose
Clematis Étoile Rose
£24.95
3 litre pot | 60cm cane available to order from autumn
Coffee and cream dahlia collection
Coffee & cream dahlia collection
£21.95 - £43.90
1 × collection | 4 tubers available to order from winter
2 + 1 FREE collections | 12 tubers available to order from winter
Colchicum The Giant
Colchicum 'The Giant'
£6.99 - £19.00
1 × bulb Delivered during September
3 × bulbs Delivered during September
0.75 star 1 star 1 star 1 star 1 star
Colchicum Waterlily
Colchicum 'Waterlily'
£6.99 - £13.98
1 × bulb available to order from autumn
2 + 1 FREE bulbs available to order from autumn
1 star 1 star 1 star 1 star 1 star
Colchicum collection
Colchicum collection
£20.95 - £41.90
1 × collection | 3 bulbs available to order from autumn
2 + 1 FREE collections | 9 bulbs available to order from autumn
Comfortably Plum - Easyplanter for hanging baskets & patio pots
Comfortably Plum - Easyplanter for hanging baskets & patio pots
£26.99
Easyplanter available to order from late spring
Consolida regalis QIS Rose

25% off

Consolida regalis 'QIS Rose'
£2.99 £2.24
approx 200 seeds In stock (shipped within 2-3 working days)
Cool Blue - Easyplanter for hanging baskets & patio pots
Cool Blue - Easyplanter for hanging baskets & patio pots
£26.99
Easyplanter available to order from late spring
Cosmos atrosanguineus Cherry Chocolate ('Vg001') (PBR)

New

Cosmos atrosanguineus Cherry Chocolate ('Vg001') (PBR)
£9.99 - £47.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
6 × 9cm pots available to order from autumn
Cosmos bipinnatus Apricot Lemonade

New

Cosmos bipinnatus 'Apricot Lemonade'
£2.99 £2.24
approx 40 seeds available to order from autumn
Cosmos bipinnatus Apricota

25% off

Cosmos bipinnatus 'Apricota'
£2.24 - £19.98
approx 50 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
5 × seedlings | jumbo sold out
2 + 1 FREE 9cm pots available to order from autumn
10 + 5 FREE seedlings | jumbo sold out
0 star 0.25 star 1 star 1 star 1 star
Cosmos bipinnatus Candy Stripe

25% off

Cosmos bipinnatus 'Candy Stripe'
£2.99 £2.24
approx 100 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Capriola
Cosmos bipinnatus 'Capriola'
£2.99 £2.24
approx 30 seeds available to order from winter
Cosmos bipinnatus Casanova Pink (Casanova Series)
Cosmos bipinnatus 'Casanova Pink' (Casanova Series)
£2.49 £1.87
approx 30 seeds available to order from autumn
Cosmos bipinnatus Cosimo Collarette (Cosimo Series)

25% off

Cosmos bipinnatus 'Cosimo Collarette' (Cosimo Series)
£2.62 - £19.98
approx 30 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
5 × seedlings | jumbo sold out
2 + 1 FREE 9cm pots available to order from autumn
10 + 5 FREE seedlings | jumbo sold out
Cosmos bipinnatus Double Click Rose Bonbon (Double Click Series)

25% off

Cosmos bipinnatus 'Double Click Rose Bonbon' (Double Click Series)
£4.99 £3.74
approx 75 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Cosmos bipinnatus Double Click Snow Puff (Double Click Series)

25% off

Cosmos bipinnatus 'Double Click Snow Puff' (Double Click Series)
£3.29 £2.47
approx 60 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Fizzy Rose Picotee (Fizzy Series)

25% off

Cosmos bipinnatus 'Fizzy Rose Picotee' (Fizzy Series)
£2.47 - £19.98
approx 100 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
5 × seedlings | jumbo sold out
2 + 1 FREE 9cm pots available to order from autumn
10 + 5 FREE seedlings | jumbo sold out
Cosmos bipinnatus Hummingbird Lilac

25% off

Cosmos bipinnatus 'Hummingbird Lilac'
£3.49 £2.62
approx 40 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Razzmatazz Series
Cosmos bipinnatus 'Razzmatazz Series'
£18.49 - £36.99
20 seedlings available to order from winter
40 + 20 FREE seedlings sold out
0.75 star 1 star 1 star 1 star 1 star
Cosmos bipinnatus Sensation Picotee (Sensation Series)

25% off

Cosmos bipinnatus 'Sensation Picotee' (Sensation Series)
£3.79 £2.84
approx 75 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Cosmos bipinnatus Sensation Pinkie (Sensation Series)

25% off

Cosmos bipinnatus 'Sensation Pinkie' (Sensation Series)
£2.99 £2.24
approx 100 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Velouette

25% off

Cosmos bipinnatus 'Velouette'
£3.99 £2.99
approx 30 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Xsenia

25% off

Cosmos bipinnatus 'Xsenia'
£2.84 - £21.98
approx 30 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
5 × seedlings | jumbo sold out
2 + 1 FREE 9cm pots available to order from autumn
10 + 5 FREE seedlings | jumbo sold out
0 star 0 star 0 star 0 star 1 star
cosmos gift set
cosmos gift set
£14.99 £11.24
gift set available to order from winter
Cyclamen cilicium
Cyclamen cilicium
£8.99 - £24.00
3 × corms Delivered during September
9 × corms Delivered during September
0.25 star 1 star 1 star 1 star 1 star
Cyclamen cilicium

50% off

Cyclamen cilicium
£5.50 - £12.50
9cm pot | 1 plant In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Cymbidium Flamingo Pink
Cymbidium 'Flamingo Pink'
£60.99 - £84.98
14cm pot | 50cm tall available to order from autumn
with grey terracotta pot & saucer available to order from autumn
Cymbidium Icing Sugar
Cymbidium 'Icing Sugar'
£60.99 - £84.98
14cm pot | 85cm tall available to order from autumn
with white pot available to order from autumn
with jute pot available to order from autumn
with grey terracotta pot & saucer available to order from autumn
with terracotta pot & saucer available to order from autumn
Cymbidium Sinterklaas
Cymbidium 'Sinterklaas'
£60.99 - £84.98
14cm pot | 85cm tall available to order from autumn
with white pot available to order from autumn
with jute pot available to order from autumn
with terracotta pot & saucer available to order from autumn
with grey terracotta pot & saucer available to order from autumn
Dahlia American Dawn
Dahlia 'American Dawn'
£5.49 - £12.50
1 × tuber available to order from winter
3 × tubers available to order from winter
0.75 star 1 star 1 star 1 star 1 star
Dahlia Babylon Brons
Dahlia 'Babylon Brons'
£5.49 - £12.50
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Bayou (PBR)
Dahlia 'Bayou' (PBR)
£5.39 - £35.98
1 × tuber available to order from winter
3 × tubers available to order from winter
3 litre pot available to order from autumn
6 × tubers available to order from winter
2 + 1 FREE 3 litre pots available to order from autumn
1 star 1 star 1 star 1 star 1 star
Dahlia Bishop of Leicester

50% off

Dahlia 'Bishop of Leicester'
£9.00 - £17.99
3 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 3 litre pots In stock (shipped within 2-3 working days)
0 star 0 star 1 star 1 star 1 star
Dahlia Black Narcissus
Dahlia 'Black Narcissus'
£5.49 - £14.00
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Blue Boy
Dahlia 'Blue Boy'
£5.49 - £14.00
1 × tuber available to order from winter
3 × tubers available to order from winter
0.5 star 1 star 1 star 1 star 1 star
Dahlia Break Out
Dahlia 'Break Out'
£5.79 - £16.00
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Cafe au Lait Rosé
Dahlia 'Cafe au Lait Rosé'
£5.49 - £13.00
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Cafe au Lait
Dahlia 'Café au Lait'
£5.29 - £35.98
1 × tuber available to order from winter
3 × tubers available to order from winter
3 litre pot available to order from autumn
6 × tubers available to order from winter
2 + 1 FREE 3 litre pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Dahlia Downham Royal
Dahlia 'Downham Royal'
£5.49 - £12.50
1 × tuber available to order from winter
3 × tubers available to order from winter
0.5 star 1 star 1 star 1 star 1 star
Dahlia Eveline
Dahlia 'Eveline'
£5.49 - £35.98
1 × tuber available to order from winter
3 × tubers available to order from winter
3 litre pot available to order from autumn
2 + 1 FREE 3 litre pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Dahlia Famoso
Dahlia 'Famoso'
£5.49 - £14.00
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Gallery Leonardo (PBR) (Gallery Series)
Dahlia 'Gallery Leonardo' (PBR) (Gallery Series)
£5.49 - £14.00
1 × tuber available to order from winter
3 × tubers available to order from winter
0.25 star 1 star 1 star 1 star 1 star
Dahlia Gallery Rembrandt (PBR) (Gallery Series)
Dahlia 'Gallery Rembrandt' (PBR) (Gallery Series)
£5.49 - £14.00
1 × tuber available to order from winter
3 × tubers available to order from winter
0.25 star 1 star 1 star 1 star 1 star
Dahlia Great Hercules
Dahlia 'Great Hercules'
£5.49 - £14.00
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Hawaiian Sunrise
Dahlia 'Hawaiian Sunrise'
£5.49 - £35.98
1 × tuber available to order from winter
3 × tubers available to order from winter
2 litre pot available to order from autumn
2 + 1 FREE 3 litre pots available to order from autumn
Dahlia Jowey Frambo
Dahlia 'Jowey Frambo'
£6.49 - £18.00
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Jowey Merel
Dahlia 'Jowey Merel'
£5.49 - £12.50
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Jowey Midnight
Dahlia 'Jowey Midnight'
£5.49 - £12.50
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Ka’s Champagne
Dahlia 'Ka’s Champagne'
£5.49 - £12.50
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Kelsey Annie Joy
Dahlia 'Kelsey Annie Joy'
£5.79 - £15.00
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Kiev
Dahlia 'Kiev'
£5.49 - £14.00
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia La Belle Epoque
Dahlia 'La Belle Epoque'
£6.75
1 × tuber available to order from winter
Dahlia Labyrinth
Dahlia 'Labyrinth'
£5.79 - £35.98
1 × tuber available to order from winter
3 × tubers available to order from winter
3 litre pot available to order from autumn
2 + 1 FREE 3 litre pots available to order from autumn
Dahlia Linda's Baby
Dahlia 'Linda's Baby'
£5.49 - £12.50
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Milena F
Dahlia 'Milena F'
£5.49 - £14.00
1 × tuber available to order from winter
3 × tubers available to order from winter
1 star 1 star 1 star 1 star 1 star
Dahlia Missis Amy
Dahlia 'Missis Amy'
£5.79 - £15.00
1 × tuber available to order from winter
3 × tubers available to order from winter
1 star 1 star 1 star 1 star 1 star
Dahlia Mondriaan
Dahlia 'Mondriaan'
£5.49 - £14.00
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Nathalie G
Dahlia 'Nathalie G'
£5.39 - £15.00
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Otto's Thrill
Dahlia 'Otto's Thrill'
£5.39 - £13.75
1 × tuber available to order from winter
3 × tubers available to order from winter
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