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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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Indoor plants by room
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RHS Chelsea Flower Show plant of year
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Used at RHS Chelsea Flower Show
Kitchen garden planting guidelines
Sort by highest price
Available items
Showing Flowering month : September clear all
979 items
Nepeta and terracotta pot combination

20% off

Crocus collection
Nepeta & terracotta pot combination
£176.96 £171.57
Hydrangea and tulip pot combination

20% off

Hydrangea & tulip pot combination
£123.98 £118.18
Fatsia japonica
Fatsia japonica
From £26.99
2 litre pot
10 litre pot | 60 - 80cm tall
1 star 1 star 1 star 1 star 1 star 4.9 5 13 (13)
Phalaenopsis Fortuno Alto
Phalaenopsis Fortuno Alto | Orchid
From £99.99
17cm pot | 110cm tall
with teal pot
with rustic dark brown pot
with terracotta pot
3 × Erigeron karvinskianus and embossed aged planter

20% off

Crocus collection
Erigeron karvinskianus and an embossed aged planter
£101.24 £91.79
Veronicastrum and Hydrangea plant combination

20% off

Veronicastrum & Hydrangea plant combination
£110.34 £88.27
6 × plants | 3 of each
Hydrangea Runaway Bride Snow White ('USHYD0405') (PBR)

20% off

Hydrangea Runaway Bride Snow White ('USHYD0405') (PBR)
From £35.99
2 litre pot
0.75 star 1 star 1 star 1 star 1 star 4.8 5 8 (8)
Phalaenopsis Bellissimo Amore

Best Seller

Phalaenopsis Bellissimo Amore | Orchid
From £79.99
15cm pot | 50cm tall
with white pot
with aluminium pot
with terracotta orchid pot
+ 1 more available
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Phalaenopsis Bellissimo Bella
Phalaenopsis Bellissimo Bella | Orchid
From £79.99
15cm pot | 50cm tall
with pot & saucer - terracotta
with etched brass pot
Phalaenopsis Bellissimo Angelo
Phalaenopsis Bellissimo Angelo | Orchid
From £79.99
15cm pot | 50cm tall
with terracotta pot
with white pot
with scalloped terracotta pot
+ 1 more available
Nymphaea Wanvisa

20% off

Nymphaea 'Wanvisa'
From £59.99
3 litre aquatic pot
10 litre aquatic pot
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Hydrangea quercifolia

20% off

Hydrangea quercifolia
£89.99 £71.99
10 litre pot | 40 - 60cm tall
Wildlife pond plant collection

20% off

Wildlife pond plant collection
From £44.99
3 × 1 litre aquatic pots
6 × 9cm pots
4 × 3 litre aquatic pots
6 × 1 litre aquatic pots
+ 1 more available
Miniature pond collection with a water lily

20% off

Miniature pond collection with a water lily
£89.99 £71.99
6 × 1 litre aquatic pots
Sarah's Chelsea pink & lavender combination

20% off

Sarah's Chelsea 'pink & lavender combination'
£75.96 £71.96
4 plants | 1 of each
Sarah's Chelsea pink & lavender combination

20% off

Sarah's Chelsea 'pink & lavender combination'
£75.96 £71.96
4 plants | 1 of each
Phalaenopsis Formidablo Niagra Falls
Phalaenopsis Formidablo Niagra Falls | Orchid
From £69.99
12cm pot | 60cm tall
with green pot
with terracotta pot
Phalaenopsis Formidablo Cameron Falls
Phalaenopsis Formidablo Cameron Falls | Orchid
From £69.99
12cm pot | 60cm tall
with green pot
with terracotta pot
with brass pot
Phalaenopsis Formidablo Iguaza Falls
Phalaenopsis Formidablo Iguaza Falls | Orchid
From £69.99
12cm pot | 60cm tall
with white pot
with terracotta pot
with verdigris pot
Sarah's Chelsea pink & silver combination

20% off

Sarah's Chelsea 'pink & silver combination'
£67.96 £63.96
4 plants | 1 of each
Pollinator's blue mini-border collection

20% off

Pollinator's blue mini-border collection
£64.99 £60.65
6 × 9cm plants
Miniature pond collection with deep water plant

20% off

Miniature pond collection with deep water plant
£74.99 £59.99
6 × 1 litre aquatic pots
Lavender Hidcote and trough combination

20% off

Crocus collection
Lavender Hidcote & trough combination
£64.49 £58.19
3 × plants
Jewel garden plant combination

20% off

Echinops & Salvia plant combination
£71.94 £57.55
6 × plants | 3 of each
Evergreen groundcover mini-border collection

20% off

Evergreen groundcover mini-border collection
£62.99 £56.69
6 × 9cm plants
Long flowering moody blues mini-border collection

20% off

Long flowering moody blues mini-border collection
£63.99 £55.46
6 × 9cm plants
Phalaenopsis Fontano Bellagio
Phalaenopsis Fontano Bellagio | Orchid
From £54.99
12cm pot | 50cm tall
with glazed rust pot
with green glazed pot
with brass pot
Aquilegia and Anemanthele plant combination

20% off

Aquilegia & Anemanthele plant combination
£59.94 £53.95
6 × plants | 3 of each
Nymphaea Marliacea Carnea

20% off

Nymphaea 'Marliacea Carnea'
From £52.99
3 litre aquatic pot
10 litre pot
30 litre pot
1 star 1 star 1 star 1 star 1 star (1)
Soft summer pollinator Mini-border collection

New

20% off

Soft summer pollinator 'Mini-border collection'
From £52.79
6 × 9cm plants
with large zinc dolly pot Ø46 × H40cm
with tall zinc dolly pot - Ø46 × H50cm
Classic cottage mini-border collection

20% off

Cottage garden mini-border collection
£64.99 £51.99
6 × 9cm plants
Award-winning hardy cyclamen collection
Award-winning hardy cyclamen collection
From £25.95
1 × collection | 9 corms
2 + 1 FREE collections | 27 corms
Erigeron karvinskianus & hanging aged ribbed bowl combination

20% off

Crocus collection
Mexican fleabane & hanging aged ribbed bowl combination
£55.96 £51.77
Tom's Chelsea Woodland Sanctuary collection 'Textural tones'
Tom's Chelsea 'Woodland Sanctuary collection 'Textural tones''
From £50.96
4 plants | 1 of each
12 plants | 3 of each
Weed-smothering mini-border collection

20% off

Weed-smothering mini-border collection
£57.99 £50.26
6 × 9cm plants
Ornamental colour pond plant collection

20% off

Ornamental colour pond plant collection
From £35.99
3 × 1 litre aquatic pots
6 × 9cm pots
4 × 3 litre aquatic pots
Sarah's Chelsea lavender & white combination

20% off

Sarah's Chelsea 'lavender & white combination '
£52.96 £47.37
4 plants | 1 of each
Pollinator's violet mini-border collection

20% off

Pollinator's violet mini-border collection
£55.99 £46.66
6 × 9cm plants
Amethyst spires mini-border collection

20% off

Amethyst spires mini-border collection
£57.99 £46.39
6 × 9cm plants
Phalaenopsis Boquetto Passione
Phalaenopsis Boquetto Passione | Orchid
From £44.99
12cm pot | 45cm tall
with jute pot
with green pot
with terracotta pot
Phalaenopsis Boquetto Beauty
Phalaenopsis Boquetto Beauty | Orchid
From £44.99
12cm pot | 45cm tall
with white pot
with green pot
with terracotta pot
+ 1 more available
Phalaenopsis Boquetto Delight
Phalaenopsis Boquetto Delight | Orchid
From £44.99
12cm pot | 35cm tall
with silver pot
with white pot
with green pot
+ 1 more available
Phalaenopsis Boquetto Romantico
Phalaenopsis Boquetto Romantico | Orchid
From £44.99
12cm pot | 35cm tall
with white pot
with green pot
with terracotta pot
+ 1 more available
Phalaenopsis Boquetto Temptation
Phalaenopsis Boquetto Temptation | Orchid
From £44.99
12cm pot | 35cm tall
with white pot
with green pot
with terracotta pot
+ 1 more available
Streptocarpus Sirius

New

Streptocarpus 'Sirius' & ceramic pot cover
£44.99
12cm pot | with 13cm white pot
Collection 3 - Jo Thompson's K Mini-border collection

New

Up to 40% off

Collection 3 - Jo Thompson's K 'Mini-border collection'
£63.97 £43.58
1 × collection
Lythrum and Campanula plant combination

20% off

Lythrum & Campanula plant combination
£53.94 £43.15
6 × plants | 3 of each
Phalaenopsis Boquetto Sensation
Phalaenopsis Boquetto Sensation | Orchid
From £42.99
12cm pot | 35cm tall
with green pot
with green speckled pot
with terracotta pot
+ 1 more available
0 star 0 star 1 star 1 star 1 star (1)
Nymphaea Aurora

20% off

Nymphaea 'Aurora'
£52.99 £42.39
2 litre aquatic pot
Nymphaea Gladstoniana

20% off

Nymphaea 'Gladstoniana'
From £42.39
3 litre aquatic pot
30 litre pot
Nymphaea Joey Tomocik

20% off

Nymphaea 'Joey Tomocik'
£52.99 £42.39
3 litre aquatic pot
Nymphaea Marliacea Albida

20% off

Nymphaea 'Marliacea Albida'
£52.99 £42.39
3 litre aquatic pot
0.5 star 1 star 1 star 1 star 1 star (2)
Nymphaea Mayla

20% off

Nymphaea 'Mayla'
£52.99 £42.39
3 litre aquatic pot
Nymphaea Mrs Richmond

20% off

Nymphaea 'Mrs Richmond'
£52.99 £42.39
3 litre aquatic pot
Nymphaea Odorata Sulphurea

20% off

Nymphaea 'Odorata Sulphurea'
From £38.99
1 litre aquatic pot
3 litre aquatic pot
Nymphaea Paul Harriot

20% off

Nymphaea 'Paul Harriot'
From £42.39
3 litre aquatic pot
10 litre pot
30 litre pot
Nymphaea Perrys Baby Red

20% off

Nymphaea 'Perrys Baby Red'
From £38.99
2 litre aquatic pot
Nymphaea Sioux

20% off

Nymphaea 'Sioux'
£52.99 £42.39
3 litre aquatic pot
Nymphaea Madame Wilfon Gonnère

Up to 30% off

Nymphaea 'Madame Wilfon Gonnère'
From £42.39
3 litre aquatic pot
2 litre aquatic pot
10 litre aquatic pot
30 litre pot
Nymphaea Virginalis

20% off

Nymphaea 'Virginalis'
From £38.99
1 litre aquatic pot
3 litre aquatic pot
10 litre aquatic pot
30 litre pot
Nymphaea Vesuve

20% off

Nymphaea 'Vesuve'
£52.99 £42.39
3 litre aquatic pot
Nymphaea tetragona

20% off

Nymphaea tetragona
From £38.99
1 litre aquatic pot
2 litre aquatic pot
Nymphaea Fire Crest

20% off

Nymphaea 'Fire Crest'
£52.99 £42.39
3 litre aquatic pot
Nymphaea Lemon Mist

20% off

Nymphaea 'Lemon Mist'
£52.99 £42.39
3 litre aquatic pot
Nymphaea Inner Light

20% off

Nymphaea 'Inner Light'
£52.99 £42.39
3 litre aquatic pot
Award-winning Streptocarpus collection
Award-winning Streptocarpus collection
£41.99
1 × collection | 6 plants
0 star 1 star 1 star 1 star 1 star (1)
Magnolia liliiflora Nigra

20% off

Magnolia liliiflora 'Nigra'
From £39.99
2 litre pot | 30cm tall
5 litre pot | 50 - 70cm tall
0.75 star 1 star 1 star 1 star 1 star (4)
Mahonia eurybracteata subsp. ganpinensis Soft Caress

20% off

Mahonia eurybracteata subsp. ganpinensis 'Soft Caress' (PBR)
£49.99 £39.99
2 litre pot
0.75 star 1 star 1 star 1 star 1 star (10)
Phalaenopsis Exclusivo Violet Queen
Phalaenopsis Violet Queen | Orchid
From £39.99
12cm pot | 45cm tall
with silver pot
with green pot
with terracotta pot
+ 1 more available
Streptocarpus Polka-Dot Purple
Streptocarpus 'Polka-Dot Purple' & ceramic pot cover
From £18.99
1 × rooted cutting
2 + 1 FREE rooted cuttings
12cm pot | with 13cm white pot
Citrus Meyer

20% off

lemon 'Meyer'
£49.99 £39.99
15cm pot | 45cm tall
Vitex agnus-castus Queen Bee

New

Vitex agnus-castus 'Queen Bee'
£39.99
2 litre pot
Classic cottage dusky Rozanne combination

20% off

Classic cottage dusky Rozanne combination
From £38.77
4 plants | 1 of each
12 plants | 3 of each
Phalaenopsis Asian Violin
Phalaenopsis Asian Violin | Orchid
From £36.99
12cm pot | 45cm tall
with green glazed pot
with white pot
with terracotta pot
+ 1 more available
Magnolia grandiflora

20% off

Magnolia grandiflora
£44.99 £35.99
3 litre pot | 30cm tall
1 star 1 star 1 star 1 star 1 star (6)
Houttuynia cordata Boo-Boo

20% off

Houttuynia cordata 'Boo-Boo'
From £24.99
3 litre aquatic pot
Cotula coronopifolia

20% off

Cotula coronopifolia
From £24.99
1 litre aquatic pot
3 × 1 litre aquatic pots
Stachys palustris

20% off

Stachys palustris
From £24.99
3 × 9cm pots
Contemporary plant combination

20% off

Contemporary plant combination
£43.96 £35.17
4 × plants | 1 of each
Phalaenopsis Exclusivo Juno
Phalaenopsis Juno | Orchid
From £34.99
12cm pot | 45cm tall
with green pot
with terracotta pot
with verdigris pot
+ 1 more available
Classic cottage alba combination

20% off

Classic cottage alba combination
From £34.77
4 plants | 1 of each
12 plants | 3 of each
Rosa Cutie Pie ('ROP007') (PBR)
Rosa Cutie Pie ('ROP007') (PBR) | Shrub Rose
£34.75
2 litre pot
0 star 0 star 1 star 1 star 1 star (2)
Oenanthe japonica Flamingo

20% off

Oenanthe japonica 'Flamingo'
From £24.99
1 litre aquatic pot
3 × 1 litre aquatic pots
Pontederia cordata f. albiflora

20% off

Pontederia cordata f. albiflora
£42.99 £34.39
3 litre aquatic pot
Pileostegia viburnoides

20% off

Pileostegia viburnoides
£42.99 £34.39
3 litre pot | 60cm cane
1 star 1 star 1 star 1 star 1 star (1)
Sedum collection

20% off

Sedum collection
£42.99 £34.39
6 × 9cm pots
1 star 1 star 1 star 1 star 1 star (8)
Streptocarpus Harlequin Blue (PBR)

20% off

Streptocarpus 'Harlequin Blue' (PBR)
From £13.59
1 × rooted cutting
2 + 1 FREE rooted cuttings
Streptocarpus Albatross
Streptocarpus 'Albatross'
From £16.99
1 × rooted cutting
2 + 1 FREE rooted cuttings
0 star 0 star 1 star 1 star 1 star (1)
Streptocarpus Caitlin

20% off

Streptocarpus 'Caitlin'
From £13.59
1 × rooted cutting
2 + 1 FREE rooted cuttings
Streptocarpus Harlequin Purple (PBR)

20% off

Streptocarpus 'Harlequin Purple' (PBR)
From £13.59
1 × rooted cutting
2 + 1 FREE rooted cuttings
Streptocarpus Falling Stars
Streptocarpus 'Falling Stars'
From £16.99
1 × rooted cutting
10cm pot | with 11cm white pot
2 + 1 FREE rooted cuttings
Streptocarpus Hannah
Streptocarpus 'Hannah'
From £16.99
1 × rooted cutting
2 + 1 FREE rooted cuttings
Streptocarpus Zoe
Streptocarpus 'Zoe'
From £16.99
1 × rooted cutting
2 + 1 FREE rooted cuttings
Streptocarpus Tina
Streptocarpus 'Tina'
From £16.99
1 × rooted cutting
2 + 1 FREE rooted cuttings
1 star 1 star 1 star 1 star 1 star (1)
Streptocarpus Sphinx
Streptocarpus 'Sphinx'
From £16.99
1 × rooted cutting
2 + 1 FREE rooted cuttings
Streptocarpus Mabel
Streptocarpus 'Mabel'
From £16.99
1 × rooted cutting
2 + 1 FREE rooted cuttings
Streptocarpus Lemon Sorbet
Streptocarpus 'Lemon Sorbet'
From £16.99
1 × rooted cutting
2 + 1 FREE rooted cuttings
Streptocarpus Hope
Streptocarpus 'Hope'
From £16.99
1 × rooted cutting
2 + 1 FREE rooted cuttings
Streptocarpus Katie
Streptocarpus 'Katie'
From £16.99
1 × rooted cutting
2 + 1 FREE rooted cuttings
Streptocarpus Celebration
Streptocarpus 'Celebration'
From £16.99
1 × rooted cutting
2 + 1 FREE rooted cuttings
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