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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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Used at Chelsea
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Available items
Showing Flowering month : September clear all
1269 items
Cymbidium Sinterklaas

Up to 30% off

Cymbidium Sinterklaas | Orchid
£42.69 - £65.18
14cm pot | 85cm tall In stock (shipped within 1-2 working days)
with white pot In stock (shipped within 2-3 working days)
with terracotta pot & saucer In stock (shipped within 2-3 working days)
with grey terracotta pot & saucer In stock (shipped within 2-3 working days)
Pileostegia viburnoides
Pileostegia viburnoides
£42.99
3 litre pot | 60cm cane In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Nymphaea Madame Wilfon Gonnère

30% off

Nymphaea 'Madame Wilfon Gonnère'
£42.99 - £189.99
2 litre aquatic pot In stock (shipped within 2-3 working days)
3 litre aquatic pot available to order from summer
10 litre aquatic pot available to order from summer
30 litre pot available to order from summer
Agapanthus BlackJack ('Dwaghyb02') (PBR)
Agapanthus BlackJack ('Dwaghyb02') (PBR)
£16.99 - £99.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
2 litre pot available to order from spring
3 × 2 litre pots available to order from spring
Nymphaea tetragona
Nymphaea tetragona
£38.99 - £42.99
1 litre aquatic pot In stock (shipped within 2-3 working days)
2 litre aquatic pot available to order from summer
Rosa Boule de Neige
Rosa Boule de Neige | Bourbon Bush Rose
£43.99
4 litre | bare root potted In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star 4.3 5 6
Rosa Roseraie de l'Haÿ
Rosa Roseraie de l'Haÿ | Shrub Rose
£43.99
4 litre | bare root potted In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 2
Rosa Souvenir du Docteur Jamain
Rosa Souvenir du Docteur Jamain | Climbing Rose
£43.99
4 litre | bare root potted In stock (shipped within 2-3 working days)
0 star 0.75 star 1 star 1 star 1 star 3.8 5 8
Magnolia grandiflora
Magnolia grandiflora
£44.99
3 litre pot | 30cm tall In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 6
Clematis Remembrance
Clematis 'Remembrance'
£44.99
3 litre pot | 60cm cane In stock (shipped within 2-3 working days)
Petunia Tidal Wave mix
Petunia 'Tidal Wave mix'
£44.99
40 + 20 FREE seedlings Delivered early April
Winter interest pond plant collection
Winter interest pond plant collection
£44.99
3 × 1 litre aquatic pots Delivery by trusted supplier within 4 weeks
Hydrangea paniculata Fire Light ('Smhpfl') (PBR)
Hydrangea paniculata Fire Light ('Abetwo') (PBR)
£44.99
5 litre pot In stock (shipped within 2-3 working days)
Plumeria rubra Hawaiian Opal Pink ('Php2016') (PBR)

30% off

Plumeria rubra Hawaiian Opal Pink ('Php2016') (PBR)
£64.99 £45.49
17cm pot | 50cm tall In stock (shipped within 1-2 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 2
Classic cottage dusky Rozanne combination
Classic cottage dusky Rozanne combination
£45.96 - £137.88
4 plants | 1 of each In stock (shipped within 2-3 working days)
12 plants | 3 of each In stock (shipped within 2-3 working days)
Proud Mary dahlia collection

New

Proud Mary dahlia collection
£23.25 - £46.50
1 × collection | 4 tubers Delivered during January
2 + 1 FREE collections | 12 tubers Delivered during January
Rosa Gartenprinzessin Marie-José ('Korgehaque') (PBR)
Rosa Gartenprinzessin Marie-José ('Korgehaque') (PBR) | Floribunda Rose
£46.99
4 litre | bare root potted In stock (shipped within 2-3 working days)
Jewel garden dahlia collection

New

Jewel garden dahlia collection
£23.75 - £47.50
1 × collection | 4 tubers Delivered by early February
2 + 1 FREE collections | 12 tubers Delivered by early February
Velvet dahlia collection

New

Velvet dahlia collection
£23.75 - £47.50
1 × collection | 4 tubers Delivered by early February
2 + 1 FREE collections | 12 tubers Delivered by early February
Candyfloss dahlia collection

New

Candyfloss dahlia collection
£23.95 - £47.90
1 × collection | 4 tubers Delivered by early February
2 + 1 FREE collections | 12 tubers Delivered by early February
Phalaenopsis Formidablo Niagra Falls

Up to 30% off

Phalaenopsis Formidablo Niagra Falls | Orchid
£48.99 - £65.18
12cm pot | 60cm tall In stock (shipped within 1-2 working days)
with terracotta pot In stock (shipped within 2-3 working days)
with burnt silver pot In stock (shipped within 2-3 working days)
with green pot sold out
Phalaenopsis Formidablo Iguaza Falls

New

Up to 30% off

Phalaenopsis Formidablo Iguaza Falls | Orchid
£48.99 - £65.18
12cm pot | 60cm tall In stock (shipped within 1-2 working days)
with terracotta pot In stock (shipped within 2-3 working days)
with verdigris pot In stock (shipped within 2-3 working days)
with white pot sold out
Magnolia liliiflora Nigra
Magnolia liliiflora 'Nigra'
£49.99 - £69.99
2 litre pot | 30cm tall In stock (shipped within 2-3 working days)
5 litre pot | 50 - 70cm tall In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Itea ilicifolia
Itea ilicifolia
£49.99
3 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Mahonia eurybracteata subsp. ganpinensis Soft Caress
Mahonia eurybracteata subsp. ganpinensis 'Soft Caress' (PBR)
£49.99
2 litre pot In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Corynabutilon × suntense
Corynabutilon × suntense
£49.99
3 litre pot shipped within 2 weeks
Mahonia eurybracteata subsp. ganpinensis Meteor ('Hillmah') (PBR)
Mahonia eurybracteata subsp. ganpinensis Meteor ('Hillmah') (PBR)
£49.99
2 litre pot In stock (shipped within 2-3 working days)
Pastel haze plant combination
Oenothera & Perovskia plant combination
£50.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Sarah's Chelsea lavender & white combination
Sarah's Chelsea 'lavender & white combination '
£51.96
4 plants | 1 of each In stock (shipped within 2-3 working days)
Hedychium collection
ginger lily collection
£26.95 - £53.90
1 × collection | 3 bulbs Delivered by mid-March
2 + 1 FREE collections | 9 bulbs Delivered by mid-March
Opposites attract plant combination
Opposites attract plant combination
£53.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Lythrum and Campanula plant combination
Lythrum & Campanula plant combination
£53.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Erigeron karvinskianus & hanging aged ribbed bowl combination
Mexican fleabane & hanging aged ribbed bowl combination
£55.96
Phalaenopsis Bellissimo Amore

Best Seller

Up to 30% off

Phalaenopsis Bellissimo Amore | Orchid
£55.99 - £111.78
15cm pot | 50cm tall In stock (shipped within 1-2 working days)
with white pot In stock (shipped within 2-3 working days)
with aluminium pot In stock (shipped within 2-3 working days)
with terracotta orchid pot In stock (shipped within 2-3 working days)
with polished brass pot In stock (shipped within 2-3 working days)
with green glazed pot & saucer In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Phalaenopsis Bellissimo Angelo

New

Up to 30% off

Phalaenopsis Bellissimo Angelo | Orchid
£55.99 - £87.48
15cm pot | 50cm tall In stock (shipped within 1-2 working days)
with white pot In stock (shipped within 2-3 working days)
with terracotta pot In stock (shipped within 2-3 working days)
with scalloped terracotta pot In stock (shipped within 2-3 working days)
with grey terracotta pot In stock (shipped within 2-3 working days)
with verdigris pot In stock (shipped within 2-3 working days)
Phalaenopsis Bellissimo Caro

New

30% off

Phalaenopsis Bellissimo Caro | Orchid
£79.99 £55.99
15cm pot | 50cm tall In stock (shipped within 1-2 working days)
Phalaenopsis Bellissimo Adora

New

Up to 30% off

Phalaenopsis Bellissimo Adora | Orchid
£55.99 - £87.48
15cm pot | 50cm tall In stock (shipped within 1-2 working days)
with white pot In stock (shipped within 2-3 working days)
with terracotta pot In stock (shipped within 2-3 working days)
with scalloped terracotta pot In stock (shipped within 2-3 working days)
with burnt silver pot In stock (shipped within 2-3 working days)
with verdigris pot In stock (shipped within 2-3 working days)
John's pollinator 5 varieties dahlia collection

New

John's pollinator 5 varieties dahlia collection
£28.45 - £56.90
1 × collection | 5 tubers Delivered by early February
2 + 1 FREE collections | 15 tubers Delivered by early February
Echinops and Achillea plant combination
Echinops & Achillea plant combination
£56.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Classic Canna collection
Classic canna collection
£28.95 - £57.90
1 × collection | 3 bare root plants Delivered during January
2 + 1 FREE collections | 9 bare roots Delivered during January
Cutting garden dahlia collection

New

Cutting garden dahlia collection
£28.95 - £57.90
1 × collection | 5 tubers Delivered by early February
2 + 1 FREE collections | 15 tubers Delivered by early February
Velvet 5 varieties dahlia collection

New

Velvet 5 varieties dahlia collection
£29.75 - £59.50
1 × collection | 5 tubers Delivered by early February
2 + 1 FREE collections | 15 tubers Delivered by early February
Agastache and Helenium plant combination
Agastache & Helenium plant combination
£59.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Aquilegia and Anemanthele plant combination
Aquilegia & Anemanthele plant combination
£62.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Lavender Hidcote and trough combination
Lavender Hidcote & trough combination
£63.49
3 × plants In stock (shipped within 2-3 working days)
Agastache and Angelica plant combination
Agastache & Angelica plant combination
£65.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Heliopsis and Miscanthus plant combination
Heliopsis & Miscanthus plant combination
£65.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Tropicanna Cannas
Tropicanna canna collection
£33.95 - £67.90
1 × collection | 3 bare roots Delivered during January
2 + 1 FREE collections | 9 bare roots Delivered during January
Sarah's Chelsea pink & silver combination
Sarah's Chelsea 'pink & silver combination'
£68.96
4 plants | 1 of each In stock (shipped within 2-3 working days)
Phalaenopsis Fortuno Alto

New

Up to 30% off

Phalaenopsis Fortuno Alto | Orchid
£69.99 - £105.08
17cm pot | 110cm tall In stock (shipped within 1-2 working days)
with teal pot In stock (shipped within 2-3 working days)
with blue pot In stock (shipped within 2-3 working days)
with verdigris pot In stock (shipped within 2-3 working days)
with terracotta pot In stock (shipped within 2-3 working days)
with rustic dark brown pot sold out
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