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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
Flower colour
Evergreen / deciduous
Fragrance
Attractive to wildlife
Quick growing
Eventual size
Special features
Bulb divisions
RHS Chelsea Flower Show plant of year
Sowing month inside or protected
Sowing month outside
Multibuy packs
Ready made borders
Planting combinations
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Leaf colour
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Position
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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
192 items
Matthiola incana Avalanche

20% off

Matthiola incana 'Avalanche'
£4.49 £3.59
approx 100 seeds
Pastels cutting garden collection

20% off

Pastels cutting garden collection
£28.62 £22.90
1 × collection
Callistephus chinensis Light Blue

20% off

Callistephus chinensis 'Light Blue'
£2.99 £2.39
approx 100 seeds
Campanula trachelium

20% off

Campanula trachelium
£2.99 £2.39
approx 150 seeds
Centaurea scabiosa

20% off

Centaurea scabiosa
£2.99 £2.39
approx 20 seeds
Eupatorium cannabinum

20% off

Eupatorium cannabinum
From £2.39
approx 200 seeds
0 star 0 star 1 star 1 star 1 star 3.0 5 1 (1)
Gaillardia × grandiflora Burgunder

20% off

Gaillardia × grandiflora 'Burgunder'
From £2.39
approx 20 seeds
9cm pot
3 × 9cm pots
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Linaria maroccana Licilia Red (Licilia Series)

20% off

Linaria maroccana 'Licilia Red' (Licilia Series)
£2.99 £2.39
approx 500 seeds
Linaria maroccana Licilia Violet (Licilia Series)

20% off

Linaria maroccana 'Licilia Violet' (Licilia Series)
£2.99 £2.39
approx 500 seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Monarda didyma

New

20% off

Monarda didyma
£3.29 £2.63
approx 90 seeds
Oenothera versicolor Sunset Boulevard

New

20% off

Oenothera versicolor 'Sunset Boulevard'
£2.99 £2.39
approx 100 seeds
Phacelia tanacetifolia

20% off

Phacelia tanacetifolia - green manure
£2.89 £2.31
25m² pack
1 star 1 star 1 star 1 star 1 star 5.0 5 3 (3)
Rhodochiton atrosanguineus

20% off

Rhodochiton atrosanguineus
£3.99 £3.19
approx 10 seeds
Summer glory collection

20% off

Summer glory collection
£7.99 £6.39
2g packet | seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Linaria maroccana Licilia collection

20% off

Linaria maroccana 'Licilia collection'
£5.98 £4.78
2 packets of seeds
Linaria purpurea Canon Went

20% off

Linaria purpurea 'Canon Went'
From £2.39
9cm pot
3 × 9cm pots
0.5 star 1 star 1 star 1 star 1 star 4.5 5 2 (2)
Echium pininana

20% off

Echium pininana
From £3.19
approx 20 seeds
Linaria purpurea

New

20% off

Linaria purpurea
£2.99 £2.39
approx 100 seeds
Linaria purpurea Springside White

New

20% off

Linaria purpurea 'Springside White'
£3.49 £2.79
approx 40 seeds
Bellis perennis

New

20% off

Bellis perennis
£3.99 £3.19
approx 750 seeds
Lobelia cardinalis Queen Victoria
Lobelia cardinalis 'Queen Victoria'
From £24.99
1 litre aquatic pot
3 × 9cm pots
3 × 1 litre aquatic pots
Penstemon Midnight

New

Penstemon 'Midnight'
From £7.19
available to order from summer
Penstemon Pensham Bilberry Ice (Pensham Series)

New

Penstemon 'Pensham Bilberry Ice' (Pensham Series)
From £7.19
available to order from summer
Dusky violet shade mini-border collection

New

Dusky violet shade mini-border collection
From £43.99
available to order from summer
3 × Erigeron karvinskianus and embossed aged planter
Crocus collection
Erigeron karvinskianus and an embossed aged planter
£100.96 £83.41
Tom's Chelsea Woodland Sanctuary collection 'Lush shade'
Tom's Chelsea 'Woodland Sanctuary collection 'Lush shade''
From £30.77
available to order from summer
Tom's Chelsea Woodland Sanctuary collection 'Texture & form'
Tom's Chelsea 'Woodland Sanctuary collection 'Texture & form''
From £32.77
available to order from summer
Antirrhinum Shiryu Kiss

New

Antirrhinum 'Shiryu Kiss'
£12.99 £10.39
available to order from summer
Dicentra Passion Hearts (PBR)

New

Dicentra 'Passion Hearts' (PBR)
£12.99 £10.39
available to order from summer
Echinacea Flame Thrower (PBR)
Echinacea 'Flame Thrower' (PBR)
From £12.79
available to order from summer
0 star 0.25 star 1 star 1 star 1 star (7)
Echinacea Fried Egg

New

Echinacea 'Fried Egg'
From £11.99
available to order from summer
Salvia Back to the Fuchsia

New

Salvia 'Back to the Fuchsia'
From £10.39
available to order from summer
Salvia Tropicolour Sunrise ('Tropog021') (PBR) (Tropicolour Series)

New

Salvia Tropicolour Sunrise ('Tropog021') (PBR) (Tropicolour Series)
£11.99 £9.59
available to order from summer
Saponaria ocymoides

New

Saponaria ocymoides
From £9.59
available to order from summer
Sesleria nitida

New

Sesleria nitida
£11.99 £9.59
sold out
Tropaeolum speciosum
Tropaeolum speciosum
£44.99 £35.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Hibiscus syriacus Purple Chiffon ('Rwoods8') (PBR) (Chiffon Series)

New

Hibiscus syriacus Purple Chiffon ('Rwoods8') (PBR) (Chiffon Series)
£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
Lavatera falcata Lilia Twirl (PBR)
Lavatera falcata 'Lilia Twirl' (PBR)
£22.99 £18.39
available to order from summer
Potentilla fruticosa Abbotswood
Potentilla fruticosa Abbotswood
From £18.39
available to order from summer
0 star 0 star 1 star 1 star 1 star (1)
Berry dahlia collection

Best Seller

Berry dahlia collection
From £23.80
available to order from winter
Chocolate orange dahlia collection

New

Chocolate orange dahlia collection
From £14.20
available to order from winter
Pink champagne dahlia collection

Best Seller

Pink champagne dahlia collection
From £21.96
available to order from winter
Award-winning border favourite dahlia collection
Award-winning border favourite dahlia collection
From £12.79
available to order from winter
Award-winning crocosmia collection
Award-winning crocosmia collection
From £15.16
available to order from winter
Classic Canna collection
Classic canna collection
From £23.16
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
John's pollinator 5 varieties dahlia collection

New

John's pollinator 5 varieties dahlia collection
From £22.76
available to order from winter
John's pollinator dahlia collection

New

John's pollinator dahlia collection
From £14.20
available to order from winter
Lucy's get off my cloud dahlia collection

New

Lucy's get off my cloud dahlia collection
From £19.00
available to order from winter
Lucy's go your own way 5 varieties dahlia collection

New

Lucy's go your own way 5 varieties dahlia collection
From £23.16
available to order from winter
Tangerine twist 3 varieties dahlia collection

New

Tangerine twist 3 varieties dahlia collection
From £13.59
available to order from winter
Tangerine twist 5 varieties dahlia collection

New

Tangerine twist 5 varieties dahlia collection
From £23.16
available to order from winter
Tropicanna Cannas
Tropicanna canna collection
From £27.16
available to order from winter
A tale of summer blooms dahlia collection

New

A tale of summer blooms dahlia collection
From £15.16
available to order from winter
Coffee and cream 5 varieties dahlia collection

New

Coffee & cream 5 varieties dahlia collection
From £23.96
available to order from winter
Cutting garden dahlia collection

New

Cutting garden dahlia collection
From £23.16
available to order from winter
Proud Mary dahlia collection

New

Proud Mary dahlia collection
From £18.60
available to order from winter
Begonia Pink Flamingo
Begonia 'Pink Flamingo'
From £3.99
available to order from winter
0.5 star 1 star 1 star 1 star 1 star (5)
Begonia Splendide Ballerina
Begonia 'Splendide Ballerina'
From £5.59
available to order from winter
Canna Phasion
Canna 'Phasion'
From £9.59
available to order from winter
0 star 1 star 1 star 1 star 1 star (7)
Canna Wyoming
Canna 'Wyoming'
From £5.59
available to order from winter
0.25 star 1 star 1 star 1 star 1 star (4)
Canna indica Tropicanna Gold ('Mactro') (PBR)
Canna indica Tropicanna Gold ('Mactro') (PBR)
From £9.59
available to order from winter
Dahlia Dark Spirit
Dahlia 'Dark Spirit'
From £5.59
available to order from winter
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 Ivanetti
Dahlia 'Ivanetti'
From £5.19
available to order from winter
1 star 1 star 1 star 1 star 1 star (1)
Dahlia Preference
Dahlia 'Preference'
From £4.79
available to order from winter
Dahlia Strawberry Cream
Dahlia 'Strawberry Cream'
From £4.79
available to order from winter
Dahlia imperialis
Dahlia imperialis
From £6.39
available to order from winter
1 star 1 star 1 star 1 star 1 star (2)
Dahlia Honka Cream

New

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

New

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

New

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

New

Dahlia 'Skyfall'
£5.99 £4.79
sold out
Molinia caerulea Banshee (PBR)

New

Molinia caerulea 'Banshee' (PBR)
From £10.39
available to order from summer
Stipa lessingiana
Stipa lessingiana
From £9.59
available to order from summer
1 star 1 star 1 star 1 star 1 star (2)
Rosa White Perfumella ('Meicalanq') (PBR)

New

Rosa White Perfumella ('Meicalanq') (PBR) | Hybrid Tea Rose
£32.99 £26.39
available to order from autumn
Antirrhinum Snap in Black Apricote

New

Antirrhinum 'Snap in Black Apricote'
From £6.39
available to order from winter
0 star 0 star 0 star 1 star 1 star (1)
Antirrhinum Snap in Black Raspberry

New

Antirrhinum 'Snap in Black Raspberry'
From £6.39
available to order from winter
Dianthus barbatus Green Wicky (PBR)
Dianthus barbatus 'Green Wicky' (PBR)
From £6.39
available to order from winter
Diascia Diamond Light Pink
Diascia 'Diamond Light Pink'
From £6.00
available to order from winter
0 star 1 star 1 star 1 star 1 star (2)
Nicotiana Cuba Deep Lime

New

Nicotiana 'Cuba Deep Lime'
From £6.39
available to order from winter
Osteospermum Soleo Glow

New

Osteospermum 'Soleo Glow'
From £6.39
available to order from winter
The light before dawn container plant collection
The light before dawn container plant collection
From £21.59
sold out
0 star 0.75 star 1 star 1 star 1 star (3)
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)
Nicotiana × sanderae Perfume Deep Purple (Perfume Series)

New

Nicotiana × sanderae 'Perfume Deep Purple' (Perfume Series)
£2.99 £2.39
available to order from summer
Cosmos bipinnatus Apricot Lemonade

New

Cosmos bipinnatus 'Apricot Lemonade'
From £2.39
available to order from summer
Award-winning sweet pea collection
Award-winning sweet pea collection
£10.27 £8.04
available to order from summer
Sugared almonds cutting garden collection
Sugared almonds cutting garden collection
£28.62 £22.32
available to order from summer
Lathyrus odoratus Windsor
Lathyrus odoratus 'Windsor'
£2.99 £2.39
available to order from summer
Sweet pea collection highly scented
Award-winning sweet pea collection highly scented
£11.17 £8.94
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Tropaeolum majus Peach Melba

New

nasturtium - Tropaeolum majus 'Peach Melba'
£2.79 £2.23
available to order from summer
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