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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.

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Used at RHS Chelsea Flower Show
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All items
Showing Flowering month : September clear all
511 items
Dahlia Jowey Midnight
Dahlia 'Jowey Midnight'
From £4.79
available to order from summer
Dahlia Ka’s Champagne
Dahlia 'Ka’s Champagne'
From £4.79
available to order from summer
Dahlia Linda's Baby
Dahlia 'Linda's Baby'
From £4.79
available to order from winter
Dahlia Missis Amy
Dahlia 'Missis Amy'
From £4.79
available to order from winter
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Dahlia Missis Miley
Dahlia 'Missis Miley'
From £4.79
available to order from winter
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Dahlia Mondriaan
Dahlia 'Mondriaan'
From £4.79
available to order from winter
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Dahlia Mount Tacoma
Dahlia 'Mount Tacoma'
From £4.79
available to order from winter
0 star 1 star 1 star 1 star 1 star 4.0 5 2 (2)
Dahlia Oleda
Dahlia 'Oleda'
From £4.79
available to order from winter
Dahlia Paso Doble Dancer
Dahlia 'Paso Doble Dancer'
From £4.79
available to order from winter
Dahlia Pepita Pink
Dahlia 'Pepita Pink'
From £4.79
available to order from winter
0 star 0 star 1 star 1 star 1 star 3.0 5 1 (1)
Dahlia Preference
Dahlia 'Preference'
From £4.79
available to order from winter
Dahlia Prinzessa ('Ariko 10-16')
Dahlia Prinzessa ('Ariko 10-16')
From £4.79
available to order from summer
Dahlia Salmon Runner
Dahlia 'Salmon Runner'
From £4.79
available to order from winter
Dahlia Seniors Hope
Dahlia 'Seniors Hope'
From £4.79
available to order from winter
Dahlia Silver Years
Dahlia 'Silver Years'
From £4.79
available to order from winter
Dahlia Statue of Orange
Dahlia 'Statue of Orange'
From £4.79
available to order from winter
Dahlia Strawberry Cream
Dahlia 'Strawberry Cream'
From £4.79
available to order from winter
Dahlia Sturm Christel
Dahlia 'Sturm Christel'
From £4.79
available to order from summer
Dahlia Sweet Love
Dahlia 'Sweet Love'
From £4.79
available to order from winter
Dahlia Sweet Suzanne
Dahlia 'Sweet Suzanne'
From £4.79
available to order from winter
0 star 0 star 1 star 1 star 1 star 3.0 5 1 (1)
Dahlia Dahlegria Tricolore ('Dahlgr85') (PBR) (Dahlegria Series)
Dahlia Dahlegria Tricolore ('Dahlgr85') (PBR) (Dahlegria Series)
From £4.79
available to order from winter
0 star 0 star 0 star 0 star 1 star (1)
Dahlia Platinum Blonde
Dahlia 'Platinum Blonde'
From £4.79
available to order from winter
Dahlia Snowbound
Dahlia 'Snowbound'
From £4.79
available to order from winter
Dahlia Petras Wedding
Dahlia 'Petras Wedding'
From £4.79
available to order from winter
Dahlia Cafe au Lait Rosé
Dahlia 'Cafe au Lait Rosé'
From £4.79
available to order from winter
1 star 1 star 1 star 1 star 1 star (1)
Dahlia Rhubarb and Custard (Sweet Candy Series)
Dahlia 'Rhubarb and Custard' (Sweet Candy Series)
From £4.79
available to order from winter
Dahlia Honka Orange

New

Dahlia 'Honka Orange'
From £4.79
available to order from winter
Dahlia Cafe au Lait Twist

New

Dahlia 'Cafe au Lait Twist'
From £4.79
available to order from winter
Dahlia Sturm Sweet Maria

New

Dahlia 'Sturm Sweet Maria'
From £4.79
available to order from winter
Dahlia Marie Schnugg

New

Dahlia 'Marie Schnugg'
From £4.79
available to order from winter
Dahlia Gallery Art Deco (Gallery Series)

New

Dahlia 'Gallery Art Deco' (Gallery Series)
From £4.79
available to order from winter
Dahlia Dragon Ball ('Vdtg31') (PBR) (Dark Angel Series)

New

Dahlia Dragon Ball ('Vdtg31') (PBR) (Dark Angel Series)
From £4.79
available to order from winter
Dahlia Taxi Driver ('Vdtg57') (PBR) (Dark Angel Series)

New

Dahlia Taxi Driver ('Vdtg57') (PBR) (Dark Angel Series)
From £4.79
available to order from winter
1 star 1 star 1 star 1 star 1 star (1)
Dahlia Ludwig Helfert

New

Dahlia 'Ludwig Helfert'
From £4.79
available to order from winter
Dahlia Copperboy

New

Dahlia 'Copperboy'
From £4.79
available to order from winter
Dahlia Skyfall

New

Dahlia 'Skyfall'
£5.99 £4.79
sold out
Dahlia Polka

New

Dahlia 'Polka'
£5.99 £4.79
sold out
Dahlia Lava Glow

New

Dahlia 'Lava Glow'
£5.99 £4.79
sold out
Dahlia Honka Cream

New

Dahlia 'Honka Cream'
£5.99 £4.79
sold out
Dahlia Chat Noir

20% off

Dahlia 'Chat Noir'
From £4.63
3 litre pot
2 + 1 FREE 3 litre pots
0.5 star 1 star 1 star 1 star 1 star (10)
Dahlia Nuit d'Eté

20% off

Dahlia 'Nuit d'Eté'
From £4.63
3 litre pot
2 + 1 FREE 3 litre pots
1 star 1 star 1 star 1 star 1 star (4)
Dahlia Rip City

20% off

Dahlia 'Rip City'
From £4.63
3 litre pot
2 + 1 FREE 3 litre pots
0.75 star 1 star 1 star 1 star 1 star (7)
Dahlia David Howard
Dahlia 'David Howard'
From £4.63
available to order from winter
0.5 star 1 star 1 star 1 star 1 star (34)
Dahlia Bishop of Oxford
Dahlia 'Bishop of Oxford'
From £4.63
available to order from winter
0 star 1 star 1 star 1 star 1 star (1)
Dahlia Bishop of Canterbury (PBR)

20% off

Dahlia 'Bishop of Canterbury' (PBR)
From £4.63
3 litre pot
2 + 1 FREE 3 litre pots
1 star 1 star 1 star 1 star 1 star (2)
Dahlia Thomas A. Edison

20% off

Dahlia 'Thomas A. Edison'
From £4.63
3 litre pot
2 + 1 FREE 3 litre pots
0.75 star 1 star 1 star 1 star 1 star (5)
Dahlia Burlesca
Dahlia 'Burlesca'
From £4.63
available to order from winter
Dahlia Waltzing Mathilda

20% off

Dahlia 'Waltzing Mathilda'
From £4.63
3 litre pot
2 + 1 FREE 3 litre pots
0 star 1 star 1 star 1 star 1 star (2)
Dahlia Evanah
Dahlia 'Evanah'
From £4.63
available to order from winter
Dahlia Nathalie G
Dahlia 'Nathalie G'
From £4.63
available to order from winter
Dahlia American Dawn

20% off

Dahlia 'American Dawn'
From £4.39
3 litre pot
2 + 1 FREE 3 litre pots
0.5 star 1 star 1 star 1 star 1 star (17)
Dahlia Gipsy Night
Dahlia 'Gipsy Night'
From £4.39
available to order from winter
Dahlia Mango Madness

New

Dahlia 'Mango Madness'
£5.49 £4.39
sold out
Dahlia Cafe au Lait
Dahlia 'Café au Lait'
From £4.31
available to order from winter
0.75 star 1 star 1 star 1 star 1 star (18)
Dahlia Totally Tangerine

20% off

Dahlia 'Totally Tangerine'
From £4.31
3 litre pot
2 + 1 FREE 3 litre pots
1 star 1 star 1 star 1 star 1 star (10)
Dahlia Verrones Obsidian

20% off

Dahlia 'Verrone's Obsidian'
From £4.31
3 litre pot
2 + 1 FREE 3 litre pots
0.75 star 1 star 1 star 1 star 1 star (4)
Begonia × intermedia Bertinii
Begonia × intermedia 'Bertinii'
From £3.99
available to order from winter
1 star 1 star 1 star 1 star 1 star (1)
Aster chinensis Silver Blue

New

Aster chinensis 'Silver Blue'
£4.99 £3.99
available to order from summer
Lathyrus odoratus High Scent
Lathyrus odoratus 'High Scent'
£4.79 £3.83
available to order from summer
Matthiola incana Column Apricot

20% off

Matthiola incana 'Column Apricot'
£4.49 £3.59
approx 100 seeds
Lathyrus odoratus Spencer Waved Mixed

20% off

Lathyrus odoratus 'Spencer Waved Mixed'
From £3.19
approx 35 seeds
Lathyrus odoratus White Frills
Lathyrus odoratus 'White Frills'
£3.99 £3.19
available to order from summer
Rhodochiton atrosanguineus

20% off

Rhodochiton atrosanguineus
£3.99 £3.19
approx 10 seeds
Rudbeckia triloba Prairie Glow

New

20% off

Rudbeckia triloba 'Prairie Glow'
£3.99 £3.19
approx 25 seeds
Persicaria orientalis Cerise Pearls

20% off

Persicaria orientalis 'Cerise Pearls'
£3.99 £3.19
approx 100 seeds
Lathyrus Prince of Orange

New

20% off

Lathyrus 'Prince of Orange'
£3.99 £3.19
approx 20 seeds
Lathyrus odoratus Lisa Marie
Lathyrus odoratus 'Lisa Marie'
£3.89 £3.11
available to order from summer
Lathyrus odoratus Cupani

20% off

Lathyrus odoratus 'Cupani'
From £3.03
approx 20 seeds
0 star 1 star 1 star 1 star 1 star (1)
Stipa tenuissima

Best Seller

20% off

Stipa tenuissima
From £3.03
approx 30 seeds
9cm pot
2 litre pot
3 × 9cm pots
+ 1 more available
0.75 star 1 star 1 star 1 star 1 star (57)
Cosmos bipinnatus Xsenia

20% off

Cosmos bipinnatus 'Xsenia'
From £3.03
9cm pot
2 + 1 FREE 9cm pots
0 star 0 star 1 star 1 star 1 star (2)
Lathyrus odoratus Karen Louise
Lathyrus odoratus 'Karen Louise'
£3.49 £2.79
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Lathyrus odoratus Painted Lady

20% off

Lathyrus odoratus 'Painted Lady'
From £2.79
approx 20 seeds
0 star 0 star 1 star 1 star 1 star (1)
Rudbeckia hirta Cherry Brandy

New

20% off

Rudbeckia hirta 'Cherry Brandy'
£3.49 £2.79
approx 25 seeds
Lathyrus odoratus Charlie's Angel
Lathyrus odoratus 'Charlie's Angel'
From £2.79
available to order from summer
0.25 star 1 star 1 star 1 star 1 star (5)
Lathyrus odoratus Winston Churchill

20% off

Lathyrus odoratus 'Winston Churchill'
From £2.79
approx 20 seeds
Lathyrus × hammettii Erewhon

20% off

Lathyrus × hammettii 'Erewhon'
From £2.79
approx 20 seeds
Lathyrus odoratus Matucana

20% off

Lathyrus odoratus 'Matucana'
From £2.71
approx 20 seeds
0.25 star 1 star 1 star 1 star 1 star (10)
Lathyrus odoratus Blue Velvet

New

20% off

Lathyrus odoratus 'Blue Velvet'
From £2.71
approx 20 seeds
Matthiola incana Rainbow Mixture

40% off

Matthiola incana 'Rainbow Mixture'
£4.49 £2.69
approx 100 seeds
Lathyrus odoratus Daphne
Lathyrus odoratus 'Daphne'
From £2.63
available to order from summer
Lathyrus odoratus Frolic
Lathyrus odoratus 'Frolic'
£3.29 £2.63
available to order from summer
Lathyrus odoratus Leamington

20% off

Lathyrus odoratus 'Leamington'
From £2.63
approx 20 seeds
Lathyrus odoratus Mollie Rilstone

20% off

Lathyrus odoratus 'Mollie Rilstone'
From £2.63
approx 20 seeds
Lathyrus odoratus Mrs Bernard Jones
Lathyrus odoratus 'Mrs Bernard Jones'
£3.29 £2.63
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Lathyrus odoratus Midnight

20% off

Lathyrus odoratus 'Midnight'
From £2.63
approx 20 seeds
1 star 1 star 1 star 1 star 1 star (2)
Lathyrus odoratus Dorothy Eckford
Lathyrus odoratus 'Dorothy Eckford'
£3.29 £2.63
available to order from summer
Lathyrus odoratus Noel Sutton

20% off

Lathyrus odoratus 'Noel Sutton'
From £2.39
approx 20 seeds
Lathyrus odoratus Windsor
Lathyrus odoratus 'Windsor'
£2.99 £2.39
available to order from summer
Lathyrus odoratus Bobby's Girl
Lathyrus odoratus 'Bobby's Girl'
£2.99 £2.39
available to order from summer
Lotus corniculatus

20% off

Lotus corniculatus
£2.99 £2.39
approx 100 seeds
0 star 1 star 1 star 1 star 1 star (2)
Lathyrus odoratus Top Hat

20% off

Lathyrus odoratus 'Top Hat'
From £2.39
approx 20 seeds
Lathyrus odoratus Eclipse
Lathyrus odoratus 'Eclipse'
£2.99 £2.39
available to order from summer
Lathyrus odoratus Almost Black
Lathyrus odoratus 'Almost Black'
£2.99 £2.39
available to order from summer
Lathyrus odoratus Jilly

20% off

Lathyrus odoratus 'Jilly'
£2.99 £2.39
approx 20 seeds
Cosmos bipinnatus Velouette

40% off

Cosmos bipinnatus 'Velouette'
£3.99 £2.39
approx 30 seeds
Oenothera versicolor Sunset Boulevard

New

20% off

Oenothera versicolor 'Sunset Boulevard'
£2.99 £2.39
approx 100 seeds
Rudbeckia hirta Marmalade

New

20% off

Rudbeckia hirta 'Marmalade'
£2.99 £2.39
approx 450 seeds
Cosmos bipinnatus Candy Stripe

20% off

Cosmos bipinnatus 'Candy Stripe'
£2.99 £2.39
approx 100 seeds
1 star 1 star 1 star 1 star 1 star (1)
Lathyrus odoratus Old Fashioned mixed

New

20% off

sweet pea 'Old Fashioned mixed'
£2.99 £2.39
approx 30 seeds
Lathyrus odoratus Gwendoline

20% off

Lathyrus odoratus 'Gwendoline'
£2.89 £2.31
approx 20 seeds
1 star 1 star 1 star 1 star 1 star (6)
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