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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
827 items
Helianthus annuus Desire Red
Helianthus annuus 'Desire Red'
£3.99
approx 10 seeds
Helianthus debilis Soluna Bronze

25% off

Helianthus debilis 'Soluna Bronze'
£3.49 £2.62
approx 30 seeds
Lathyrus odoratus High Scent

25% off

Lathyrus odoratus 'High Scent'
£4.79 £3.59
approx 20 seeds
Lathyrus odoratus Princess Elizabeth
Lathyrus odoratus 'Princess Elizabeth'
From £2.99
approx 20 seeds
Linaria purpurea

New

25% off

Linaria purpurea
£2.99 £2.24
approx 100 seeds
Linaria purpurea Springside White

New

25% off

Linaria purpurea 'Springside White'
£3.49 £2.62
approx 40 seeds
Sugared almonds cutting garden collection

25% off

Sugared almonds cutting garden collection
£28.62 £22.19
1 × collection
Nymphaea Gonnere
Nymphaea 'Gonnère'
From £39.99
10 litre pot
Nymphaea Almost Black
Nymphaea 'Almost Black'
From £38.99
1 litre aquatic pot
3 litre aquatic pot
10 litre pot
30 litre pot
0.75 star 1 star 1 star 1 star 1 star 4.7 5 3 (3)
Nymphaea Attraction
Nymphaea 'Attraction'
From £39.99
3 litre aquatic pot
10 litre pot
30 litre pot
Nymphaea Burgundy Princess
Nymphaea 'Burgundy Princess'
£38.99
1 litre aquatic pot
Nymphaea Caroliniana Nivea
Nymphaea 'Caroliniana Nivea'
£39.99
3 litre aquatic pot
Nymphaea Doll House
Nymphaea 'Doll House'
£38.99
1 litre aquatic pot
Nymphaea Hermine
Nymphaea 'Hermine'
£39.99
3 litre aquatic pot
Nymphaea Marliacea Rosea
Nymphaea 'Marliacea Rosea'
£39.99
3 litre aquatic pot
Nymphaea Masaniello
Nymphaea 'Masaniello'
£39.99
3 litre aquatic pot
Nymphaea Rose Arey
Nymphaea 'Rose Arey'
£38.99
1 litre aquatic pot
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Nymphaea Solfatare
Nymphaea 'Solfatare'
£39.99
3 litre aquatic pot
Nymphaea Escarboucle
Nymphaea 'Escarboucle'
£39.99
3 litre aquatic pot
Nymphaea Laydekeri Lilacea
Nymphaea 'Laydekeri Lilacea'
£38.99
1 litre aquatic pot
Nymphaea Gladstoniana
Nymphaea 'Gladstoniana'
From £52.99
3 litre aquatic pot
10 litre pot
30 litre pot
Nymphaea Joey Tomocik
Nymphaea 'Joey Tomocik'
£52.99
3 litre aquatic pot
Lobelia siphilitica
Lobelia siphilitica
From £24.99
1 litre aquatic pot
3 × 1 litre aquatic pots
Nymphaea Fire Crest
Nymphaea 'Fire Crest'
£52.99
3 litre aquatic pot
Nymphaea Inner Light
Nymphaea 'Inner Light'
£52.99
3 litre aquatic pot
Nymphaea Lemon Mist
Nymphaea 'Lemon Mist'
£52.99
3 litre aquatic pot
Nymphaea Madame Wilfon Gonnère
Nymphaea 'Madame Wilfon Gonnère'
From £52.99
3 litre aquatic pot
2 litre aquatic pot
30 litre pot
Nymphaea Marliacea Carnea
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)
Nymphaea Mrs Richmond
Nymphaea 'Mrs Richmond'
£52.99
3 litre aquatic pot
Nymphaea Odorata Sulphurea
Nymphaea 'Odorata Sulphurea'
From £38.99
1 litre aquatic pot
3 litre aquatic pot
Nymphaea Paul Harriot
Nymphaea 'Paul Harriot'
From £52.99
3 litre aquatic pot
10 litre pot
30 litre pot
Nymphaea Perrys Baby Red
Nymphaea 'Perrys Baby Red'
From £38.99
2 litre aquatic pot
Nymphaea Sioux
Nymphaea 'Sioux'
£52.99
3 litre aquatic pot
Nymphaea Vesuve
Nymphaea 'Vesuve'
£52.99
3 litre aquatic pot
Nymphaea Virginalis
Nymphaea 'Virginalis'
From £38.99
1 litre aquatic pot
3 litre aquatic pot
10 litre aquatic pot
30 litre pot
Nymphaea Wanvisa
Nymphaea 'Wanvisa'
From £59.99
3 litre aquatic pot
10 litre aquatic pot
1 star 1 star 1 star 1 star 1 star (1)
Nymphaea Xiafei
Nymphaea 'Xiafei'
From £38.99
2 litre aquatic pot
Nymphaea tetragona
Nymphaea tetragona
From £38.99
1 litre aquatic pot
2 litre aquatic pot
Cyperus longus
Cyperus longus
From £24.99
1 litre aquatic pot
3 × 1 litre aquatic pots
Nymphaea Marliacea Chromatella
Nymphaea 'Marliacea Chromatella'
From £38.99
3 litre aquatic pot
10 litre aquatic pot
30 litre pot
Nymphaea Mayla
Nymphaea 'Mayla'
£52.99
3 litre aquatic pot
Pontederia cordata f. albiflora
Pontederia cordata f. albiflora
£42.99
3 litre aquatic pot
Nymphaea Hollandia
Nymphaea 'Hollandia'
From £38.99
3 litre aquatic pot
30 litre pot
Lepidium sativum

25% off

Lepidium sativum
£2.99 £2.24
approx 4500 seeds
Salvia elegans
sage - pineapple
From £7.99
9cm pot
2 + 1 FREE 9cm pots
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 (2)
Hosta Time in a Bottle (PBR)

New

Hosta 'Time in a Bottle' (PBR)
£14.99
9cm pot
Streptocarpus Betty
Streptocarpus 'Betty'
From £18.99
1 × rooted cutting
2 + 1 FREE rooted cuttings
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
grape Chardonnay
grape 'Chardonnay'
£24.99
2 litre pot | 60cm cane
bean (climbing French) Sunshine

25% off

bean (climbing French) 'Sunshine'
£3.49 £2.62
approx 50 seeds
1 star 1 star 1 star 1 star 1 star (1)
chilli Basket of Fire F1

25% off

chilli 'Basket of Fire' F1
£3.99 £2.99
approx 10 seeds
chilli Carolina Reaper

25% off

chilli 'Carolina Reaper'
£3.99 £2.99
approx 5 seeds
courgette Gold Rush

25% off

courgette 'Gold Rush' F1
£2.99 £2.24
approx 10 seeds
Tropaeolum majus Blue Pepe

25% off

nasturtium 'Blue Pepe'
£2.89 £2.17
approx 20 seeds
grape Muscat Bleu
grape 'Muscat Bleu'
£24.99
2 litre pot | 60cm cane
1 star 1 star 1 star 1 star 1 star (1)
Seedballs native wildflowers for a garden meadow - seedbombs (URBAN)

25% off

Seedballs native wildflowers for a garden meadow
From £5.99
20 seedballs in gift tin
100 seedballs in gift pouch
250 seedballs gardener's bulk box
500 seedballs gardener's bulk box
1 star 1 star 1 star 1 star 1 star (1)
Alocasia Tiny Dancers
Alocasia 'Tiny Dancers'
£16.99
12cm pot | 30cm tall
Fatsia japonica
Fatsia japonica
From £19.99
17cm pot | 60cm tall
with white pot
Streptocarpus Leah
Streptocarpus 'Leah' & ceramic pot cover
£32.99
10cm pot | with 11cm white pot
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
Streptocarpus Sirius

New

Streptocarpus 'Sirius' & ceramic pot cover
£44.99
12cm pot | with 13cm white pot
Streptocarpus Targa
Streptocarpus 'Targa' & ceramic pot cover
From £16.99
1 × rooted cutting
10cm pot | with 11cm white pot
2 + 1 FREE rooted cuttings
Streptocarpus collection Blue and Pink
Blue and pink streptocarpus collection
£41.99
1 × collection | 6 plants
Streptocarpus Dolina
Streptocarpus 'Dolina'
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
Evening sky pollinator mini-border collection
Evening sky pollinator mini-border collection
From £57.99
available to order from summer
Sesleria autumnalis

Best Seller

Sesleria autumnalis
From £19.99
available to order from summer
0 star 0 star 1 star 1 star 1 star (2)
Citrus × limon Four Seasons

Best Seller

lemon 'Four Seasons'
From £89.99
available to order from winter
0.5 star 1 star 1 star 1 star 1 star (17)
Campanula lactiflora Loddon Anna
Campanula lactiflora 'Loddon Anna'
From £8.99
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (8)
Phlox paniculata Blue Paradise
Phlox paniculata 'Blue Paradise'
From £9.99
available to order from summer
0.5 star 1 star 1 star 1 star 1 star (12)
Border salvia collection

New

Border salvia collection
From £41.96
available to order from summer
Dusky violet shade mini-border collection

New

Dusky violet shade mini-border collection
From £54.99
available to order from summer
Edible flowers plant and seed combination
Edible flowers plant & seed combination
£29.26 £28.44
available to order from summer
Favourite salvia collection

New

Favourite salvia collection
From £31.97
available to order from summer
Sarah's Chelsea silver susan combination
Sarah's Chelsea 'silver susan combination'
From £56.96
available to order from spring 2027
Sesleria and empoli pot combination
Sesleria & empoli pot combination
£84.98
Angelica sylvestris Vicar's Mead
Angelica sylvestris 'Vicar's Mead'
From £13.99
available to order from spring 2027
1 star 1 star 1 star 1 star 1 star (1)
Dahlia Alauna Clair-obscur
Dahlia 'Alauna Clair-obscur'
From £14.99
available to order from spring 2027
1 star 1 star 1 star 1 star 1 star (10)
Dahlia Tartan
Dahlia 'Tartan'
From £14.99
available to order from spring 2027
1 star 1 star 1 star 1 star 1 star (2)
Echinacea KISMET® Kiwi

New

Echinacea 'KISMET® Kiwi'
From £12.99
available to order from spring 2027
Geranium pratense Cloud Nine (PBR)

New

Geranium pratense 'Cloud Nine' (PBR)
From £9.99
available to order from spring 2027
Ligusticopsis wallichiana

New

Ligusticopsis wallichiana
From £2.99
available to order from spring 2027
1 star 1 star 1 star 1 star 1 star (9)
Romneya coulteri
Romneya coulteri
From £36.99
available to order from spring 2027
0.25 star 1 star 1 star 1 star 1 star (3)
Symphyotrichum novae-angliae Helen Picton
Symphyotrichum novae-angliae 'Helen Picton'
From £9.99
available to order from spring 2027
Verbascum Honey Dijon

New

Verbascum 'Honey Dijon'
£12.99
available to order from spring 2027
Verbascum Primrose Path

New

Verbascum 'Primrose Path'
From £12.99
available to order from spring 2027
Verbascum Peach Champagne (PBR)

New

Verbascum Peach Champagne (PBR)
From £12.99
available to order from spring 2027
Aster amellus King George
Aster amellus 'King George'
From £9.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (6)
Chrysanthemum Clara Curtis
Chrysanthemum 'Clara Curtis'
From £9.99
available to order from summer
Echinacea Harvest Moon (PBR) (Big Sky Series)
Echinacea 'Harvest Moon' (PBR) (Big Sky Series)
From £14.99
available to order from summer
Echinacea pallida Hula Dancer
Echinacea pallida 'Hula Dancer'
From £11.99
available to order from summer
Liriope muscari Okina
Liriope muscari 'Okina'
From £12.99
available to order from summer
0 star 0.5 star 1 star 1 star 1 star (5)
Phlox paniculata Franz Schubert
Phlox paniculata 'Franz Schubert'
From £17.99
available to order from summer
0 star 0 star 1 star 1 star 1 star (2)
Phlox paniculata Rembrandt
Phlox paniculata 'Rembrandt'
From £8.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (4)
Verbascum Clementine
Verbascum 'Clementine'
From £12.99
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (4)
Viola Etain
Viola 'Etain'
From £8.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (1)
Alcalthaea suffrutescens Parkallee
× Alcalthaea suffrutescens 'Parkallee'
From £12.99
available to order from summer
1 star 1 star 1 star 1 star 1 star (2)
Dahlia Cornel
Dahlia 'Cornel'
£14.99
sold out
Echinacea purpurea Pink Double Delight (PBR) (Cone-fections Series)
Echinacea purpurea 'Pink Double Delight' (PBR) (Cone-fections Series)
From £14.99
sold out
0 star 0 star 1 star 1 star 1 star (1)
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