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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
Bulb planting time
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Bedding planting time
RHS Chelsea Flower Show plant of year
Sowing month inside or protected
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Leaf colour
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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
1807 items
Saponaria ocymoides

New

Saponaria ocymoides
From £9.59
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
Dicentra Passion Hearts (PBR)

New

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

New

Antirrhinum 'Shiryu Kiss'
£12.99 £10.39
available to order from summer
Heavenly Penstemon collection

New

Heavenly Penstemon collection
From £21.58
available to order from summer
Pensham Penstemon collection

New

Pensham Penstemon collection
From £21.58
available to order from summer
award winning Penstemon collection

New

Award-winning Penstemon collection
From £21.58
available to order from summer
Penstemon Stapleford Gem

New

Penstemon 'Stapleford Gem'
From £7.19
available to order from summer
Echinacea KISMET® Kiwi

New

Echinacea 'KISMET® Kiwi'
From £10.39
available to order from summer
Echinacea Fried Egg

New

Echinacea 'Fried Egg'
From £11.99
available to order from summer
Geranium nodosum Fielding's Folly
Geranium nodosum 'Fielding's Folly'
From £10.39
available to order from summer
Salvia Cream Soda

New

Salvia 'Cream Soda'
From £9.59
available to order from summer
0 star 0 star 1 star 1 star 1 star 3.0 5 1 (1)
Erigeron Schneewittchen

New

Erigeron 'Schneewittchen'
From £7.19
available to order from summer
1 star 1 star 1 star 1 star 1 star 4.9 5 212 (212)
Salvia Back to the Fuchsia

New

Salvia 'Back to the Fuchsia'
From £10.39
available to order from summer
Salvia Peach Melba
Salvia 'Peach Melba'
From £10.39
available to order from summer
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Salvia Tropicolour Sunrise ('Tropog021') (PBR) (Tropicolour Series)

New

Salvia Tropicolour Sunrise ('Tropog021') (PBR) (Tropicolour Series)
£11.99 £9.59
available to order from summer
Hibiscus moscheutos Carousel Red Wine ('Tahi61') (PBR)
Hibiscus moscheutos Carousel Red Wine (Tahi61') (PBR)
£24.99 £19.99
available to order from summer
Hemerocallis See You Tomorrow ('Huhe01') (PBR)
Hemerocallis See You Tomorrow ('Huhe01') (PBR)
From £10.39
available to order from summer
Alcalthaea suffrutescens Parkfrieden

New

× Alcalthaea suffrutescens 'Parkfrieden'
From £10.39
available to order from summer
Sesleria nitida

New

Sesleria nitida
£11.99 £9.59
sold out
Sanguisorba Blackthorn

New

Sanguisorba 'Blackthorn'
From £14.39
available to order from summer
Verbascum Primrose Path

New

Verbascum 'Primrose Path'
From £10.39
available to order from summer
Symphyotrichum novae-angliae Helen Picton
Symphyotrichum novae-angliae 'Helen Picton'
From £7.99
available to order from summer
Verbascum Peach Champagne (PBR)

New

Verbascum Peach Champagne (PBR)
From £10.39
available to order from summer
Hesperantha coccinea Cindy Towe
Hesperantha coccinea 'Cindy Towe'
From £10.39
available to order from summer
Verbascum Honey Dijon

New

Verbascum 'Honey Dijon'
£12.99 £10.39
available to order from summer
Dahlia Strawberry Bon Bon (Sweet Candy Series)
Dahlia 'Strawberry Bon Bon' (Sweet Candy Series)
From £11.99
available to order from summer
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
Sarah's Chelsea pink & lavender combination
Sarah's Chelsea 'pink & lavender combination'
£71.96 £56.77
available to order from summer
Sarah's Chelsea pink & lavender combination
Sarah's Chelsea 'pink & lavender combination'
£76.96 £61.77
available to order from summer
Echinacea pallida Hula Dancer
Echinacea pallida 'Hula Dancer'
From £9.59
available to order from summer
Alcalthaea suffrutescens Parkrondell
× Alcalthaea suffrutescens 'Parkrondell'
From £11.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Alcalthaea suffrutescens Parkallee
× Alcalthaea suffrutescens 'Parkallee'
From £10.39
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Dahlia Tartan
Dahlia 'Tartan'
From £11.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (2)
Geranium × oxonianum Rose Clair

New

Geranium × oxonianum 'Rose Clair'
From £9.59
available to order from summer
Echinacea SunSeekers Red ('Apecssired') (SunSeekers Series)
Echinacea SunSeekers Red ('Apecssired') (SunSeekers Series)
From £11.99
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 (2)
Oenothera lindheimeri Cherry Brandy ('Gauchebra') (PBR)
Oenothera lindheimeri Cherry Brandy ('Gauchebra')
From £7.19
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Erigeron karvinskianus & hanging aged ribbed bowl combination
Crocus collection
Mexican fleabane & hanging aged ribbed bowl combination
£55.96 £46.52
Scabiosa caucasica Perfecta Alba (Perfecta Series)
Scabiosa caucasica 'Perfecta Alba' (Perfecta Series)
From £7.19
available to order from summer
1 star 1 star 1 star 1 star 1 star (2)
Echinacea SunSeekers Rainbow ('IFECSSRA') (PBR) (SunSeekers Series)
Echinacea SunSeekers Rainbow ('IFECSSRA') (PBR) (SunSeekers Series)
From £13.59
available to order from summer
Osteospermum Nairobi Purple
Osteospermum 'Nairobi Purple'
From £7.99
available to order from summer
Dry shade plant combination
Dry shade plant combination
£37.96 £30.17
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
Nepeta and terracotta pot combination
Crocus collection
Nepeta & terracotta pot combination
£166.96 £139.07
Sesleria and empoli pot combination
Sesleria & empoli pot combination
£84.98 £70.48
Oenothera lindheimeri Whiskers Deep Rose
Oenothera lindheimeri 'Whiskers Deep Rose'
From £7.99
available to order from summer
Delosperma cooperi Jewel of Desert Grenade (PBR) (Jewel of Desert Series)
Delosperma cooperi 'Jewel of Desert Grenade' (PBR) (Jewel of Desert Series)
£7.99 £6.39
available to order from summer
1 star 1 star 1 star 1 star 1 star (3)
Salvia Wendy's Wish (PBR)
Salvia 'Wendy's Wish' (PBR)
From £7.99
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (12)
Delosperma cooperi Jewel of Desert Garnet (PBR) (Jewel of Desert Series)
Delosperma cooperi 'Jewel of Desert Garnet' (PBR) (Jewel of Desert Series)
From £6.39
available to order from summer
0.25 star 1 star 1 star 1 star 1 star (9)
Salvia Kisses and Wishes (PBR)
Salvia 'Kisses and Wishes' (PBR)
£9.99 £7.99
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)
Lythrum and Campanula plant combination
Lythrum & Campanula plant combination
£53.94 £43.15
available to order from summer
Salvia × jamensis Violette de Loire ('Barsal') (PBR)

New

Salvia × jamensis Violette de Loire ('Barsal) (PBR)
From £9.59
available to order from summer
Euphorbia ceratocarpa
Euphorbia ceratocarpa
From £9.59
available to order from summer
Dahlia Alauna Clair-obscur
Dahlia 'Alauna Clair-obscur'
From £11.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (10)
Dahlia Purple Haze
Dahlia 'Purple Haze'
From £11.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (2)
Eutrochium maculatum (Atropurpureum Group) Riesenschirm
Eupatorium maculatum (Atropurpureum Group) 'Riesenschirm'
From £8.79
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (9)
Sedum collection
Sedum collection
£42.99 £34.39
available to order from summer
1 star 1 star 1 star 1 star 1 star (8)
Penstemon Rich Ruby

New

Penstemon 'Rich Ruby'
From £7.19
available to order from summer
Rudbeckia fulgida Early Bird Gold
Rudbeckia fulgida 'Early Bird Gold'
From £10.39
available to order from summer
Verbascum Cherry Helen
Verbascum 'Cherry Helen'
From £10.39
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (2)
Geranium Elke
Geranium 'Elke'
From £7.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (16)
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 (25)
Glandularia Claret
Glandularia 'Claret'
From £6.39
available to order from summer
Verbascum Clementine
Verbascum 'Clementine'
From £10.39
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (4)
Galega orientalis
Galega orientalis
From £7.19
available to order from summer
Evergreen groundcover mini-border collection
Evergreen groundcover mini-border collection
£62.99 £50.39
available to order from summer
Year round groundcover plant combination
Year-round groundcover plant combination
£39.96 £31.97
available to order from summer
Romneya coulteri
Romneya coulteri
From £29.59
available to order from summer
0.25 star 1 star 1 star 1 star 1 star (3)
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 (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 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 (2)
Alstroemeria Valley Wild ('Tesvalwild') (Summer Paradise - Valley Series)
Alstroemeria Valley Wild ('Tesvalwild') (Summer Paradise - Valley Series)
From £18.39
available to order from summer
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)
Lonicera periclymenum Chic et Choc ('Inov205') (PBR)

New

Lonicera periclymenum Chic et Choc ('Inov205') (PBR)
£27.99 £22.39
available to order from summer
Clematis Eliza™ ('EviGsy158') (PBR)

New

Clematis Eliza™ ('EviGsy158') (PBR)
£32.99 £26.39
available to order from summer
Passion flower collection
Passion flower collection
£53.97 £43.18
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
Clematis terniflora
Clematis terniflora
£27.99 £22.39
available to order from summer
Clematis Omoshiro
Clematis 'Omoshiro'
£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 viticella
Clematis viticella
£27.99 £22.39
available to order from summer
Clematis Kaiu
Clematis 'Kaiu'
£27.99 £22.39
available to order from winter
Clematis Little Nell
Clematis 'Little Nell'
£27.99 £22.39
available to order from summer
Clematis Fujimusume
Clematis 'Fujimusume'
£27.99 £22.39
available to order from summer
Clematis Guiding Promise ('Evipo053') (PBR) (Boulevard Series)
Clematis Guiding Promise ('Evipo053') (PBR) (Boulevard Series)
£34.99 £27.99
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 Daiyu ('Evipo083') (PBR)
Clematis Daiyu ('Evipo083') (PBR)
£27.99 £22.39
available to order from summer
Clematis integrifolia
Clematis integrifolia
£28.99 £23.19
available to order from summer
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 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 Pompeii ('Evipo116') (Boulevard Series)
Clematis Pompeii ('Evipo116') (Boulevard Series)
£31.95 £25.56
available to order from summer
Four seasons clematis collection
Four seasons clematis collection
£62.96 £50.37
available to order from summer
Clematis John Huxtable
Clematis 'John Huxtable'
£29.99 £23.99
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
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