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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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Evergreen / deciduous
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Attractive to wildlife
Quick growing
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Used at Chelsea
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All items
Showing Flowering month : September clear all
185 items
Rosa Flower Power ('Frycassia') (PBR)

50% off

Rosa Flower Power ('Frycassia') (PBR) | Patio Rose
£89.99 £45.00
7.5 litre pot | standard In stock (shipped within 2-3 working days)
Rosa Ruby Romance ('Noa140715') (PBR)

50% off

Rosa Ruby Romance ('Noa140715') (PBR) | Patio Rose
£89.99 £45.00
7.5 litre pot | standard In stock (shipped within 2-3 working days)
Cotula coronopifolia
Cotula coronopifolia
£21.99 - £39.99
1 litre aquatic pot Delivery by trusted supplier within 1 week
3 × 9cm pots Delivery by trusted supplier within 1 week
3 litre aquatic pot Delivery by trusted supplier within 1 week
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
Cosmos bipinnatus Razzmatazz Series
Cosmos bipinnatus 'Razzmatazz Series'
£18.49 - £36.99
20 seedlings available to order from winter
40 + 20 FREE seedlings sold out
0.75 star 1 star 1 star 1 star 1 star 4.6 5 8
Cosmos bipinnatus Antiquity
Cosmos bipinnatus 'Antiquity'
£9.99 - £36.99
5 × seedlings | jumbo sold out
20 seedlings available to order from winter
10 + 5 FREE seedlings | jumbo sold out
40 + 20 FREE seedlings sold out
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Bellis perennis Bellissima Series
Bellis Bellissima Series
£16.49 - £32.99
20 seedlings Delivered mid September
40 + 20 FREE seedlings Delivered mid September
0.5 star 1 star 1 star 1 star 1 star 4.5 5 6
Lobelia erinus Fountain White (Fountain Series)
Lobelia erinus 'Fountain White' (Fountain Series)
£32.99
40 + 20 FREE seedlings sold out
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Lobelia erinus Crystal Palace
Lobelia erinus 'Crystal Palace'
£32.99
40 + 20 FREE seedlings sold out
Lathyrus latifolius White Pearl
Lathyrus latifolius 'White Pearl'
£14.99 - £29.99
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
3 litre pot | 60cm cane available to order from autumn
0 star 0 star 1 star 1 star 1 star 3.0 5 4
Lathyrus latifolius Rosa Perle
Lathyrus latifolius 'Rosa Perle'
£14.99 - £29.99
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
3 litre pot | 60cm cane available to order from autumn
0 star 0.75 star 1 star 1 star 1 star 3.7 5 3
Lathyrus latifolius Red Pearl
Lathyrus latifolius 'Red Pearl'
£14.99 - £29.98
9cm pot available to order from winter
3 litre pot | 60cm cane available to order from winter
2 + 1 FREE 9cm pots available to order from winter
Sugared almonds cutting garden collection

25% off

Sugared almonds cutting garden collection
£27.82 £20.86
1 × collection In stock (shipped within 2-3 working days)
Pastels cutting garden collection

25% off

Pastels cutting garden collection
£27.22 £20.42
1 × collection In stock (shipped within 2-3 working days)
Cherry creme brûlée cutting garden collection
Cherry créme brûlée cutting garden collection
£25.53 £20.22
1 × collection In stock (shipped within 2-3 working days)
Summer pudding cutting garden collection

25% off

Summer pudding cutting garden collection
£24.73 £18.55
1 × collection In stock (shipped within 2-3 working days)
Summer nights cutting garden collection

25% off

Summer nights cutting garden collection
£23.93 £17.95
1 × collection In stock (shipped within 2-3 working days)
Rosa Flower Carpet Cherry

New

Rosa 'Flower Carpet Cherry'
£34.99 £17.50
4 litre pot available to order from autumn
Rosa Kent ('Poulcov') (PBR) (Towne & Country Series)
Rosa Kent ('Poulcov') (PBR) (Towne & Country Series) | Ground Cover Rose
£32.99 £16.50
4 litre pot available to order from autumn
1 star 1 star 1 star 1 star 1 star 5.0 5 4
Rosa Surrey ('Korlanum')
Rosa Surrey ('Korlanum') | Ground Cover Rose
£32.99 £16.50
4 litre pot available to order from autumn
Heritage sweet pea seed gift box

25% off

Heritage sweet pea seed gift box
£19.99 £14.99
gift set In stock (shipped within 2-3 working days)
Hosta Orange Marmalade
Hosta 'Orange Marmalade'
£14.99 - £32.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Rosa Pink Flower Carpet ('Noatraum') (PBR)
Rosa Pink Flower Carpet ('Noatraum') (PBR) | Ground Cover Rose
£26.99 £13.50
4 litre pot available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Rosa Ruby Anniversary ('Harbonny') (PBR)

50% off

Rosa Ruby Anniversary ('Harbonny') (PBR) | Patio Rose
£26.99 £13.50
4 litre pot shipped within 2 weeks
1 star 1 star 1 star 1 star 1 star
Farfugium japonicum var. giganteum

New

Farfugium japonicum var. giganteum
£12.99 - £29.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Osteospermum Gelato Cranberry (PBR)
Osteospermum 'Gelato Cranberry' (PBR)
£12.99 - £25.98
5 × rooted cuttings Unavailable
2 + 1 FREE 9cm pots Unavailable
10 + 5 FREE rooted cuttings Unavailable
Osteospermum Gelato Pink Surprise (PBR)
Osteospermum 'Gelato Pink Surprise' (PBR)
£12.99 - £25.98
5 × rooted cuttings Unavailable
2 + 1 FREE 9cm pots Unavailable
10 + 5 FREE rooted cuttings Unavailable
cosmos gift set
cosmos gift set
£14.99 £11.24
gift set available to order from winter
Ruffling skies cutting garden collection

25% off

Ruffling skies cutting garden collection
£14.65 £10.99
1 × collection In stock (shipped within 2-3 working days)
Pennisetum villosum
Pennisetum villosum
£9.99 - £39.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star
Cosmos bipinnatus Sonata White ('Pas1789') (Sonata Series)
Cosmos bipinnatus Sonata White ('Pas1789') (Sonata Series)
£9.99 - £19.98
5 × seedlings | jumbo sold out
10 + 5 FREE seedlings | jumbo sold out
0 star 0.5 star 1 star 1 star 1 star
Elegant cutting garden collection

25% off

Elegant cutting garden collection
£13.06 £9.80
1 × collection In stock (shipped within 2-3 working days)
Blue and white cutting garden collection

25% off

Blue & white cutting garden collection
£11.06 £8.30
1 × collection In stock (shipped within 2-3 working days)
Dusky sweet pea collection
Dusky sweet pea collection
£10.47 £7.58
1 × collection available to order from autumn
Verbena Showboat Burgundy (Showboat Series)
Verbena 'Showboat Burgundy' (Showboat Series)
£6.99 - £19.98
9cm pot available to order from autumn
5 × rooted cuttings sold out
2 + 1 FREE 9cm pots available to order from autumn
10 + 5 FREE rooted cuttings sold out
0.75 star 1 star 1 star 1 star 1 star
Chaenostoma cordatum Snowflake
bacopa 'Snowflake'
£6.99 - £19.98
9cm pot available to order from autumn
5 × rooted cuttings sold out
2 + 1 FREE 9cm pots available to order from autumn
10 + 5 FREE rooted cuttings sold out
Bidens ferulifolia Bee Happy Red ('Baleehedi') (Bee Happy Series)
Bidens ferulifolia Bee Happy Red ('Baleehedi') (Bee Happy Series)
£6.99 - £13.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Calendula officinalis Fiesta Orange
Calendula officinalis 'Fiesta Orange'
£6.99 - £13.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Pastel sweet pea collection
Pastel sweet pea collection
£9.27 £6.93
1 × collection available to order from autumn
Shake and sow Flowers for wildlife - cool mix

25% off

Shake & sow - Flowers for wildlife - cool mix
£7.99 £5.99
20g of seed shipped within 2 weeks
Shake and sow Flowers for wildlife - bright mix

25% off

Shake & sow - Flowers for wildlife - bright mix
£7.99 £5.99
20g of seed In stock (shipped within 2-3 working days)
Shake and sow Cottage gardens

25% off

Shake & sow - Cottage gardens
£7.99 £5.99
20g of seed In stock (shipped within 2-3 working days)
Shake and sow Flowers for bees

25% off

Shake & sow - Flowers for bees
£7.99 £5.99
20g of seed In stock (shipped within 2-3 working days)
Shake and sow Flowers for insects

25% off

Shake & sow - Flowers for insects
£7.99 £5.99
20g of seed In stock (shipped within 2-3 working days)
Shake and sow Flowers for birds

25% off

Shake & sow - Flowers for birds
£7.99 £5.99
20g of seed In stock (shipped within 2-3 working days)
childrens grow bucket sunflower
childrens grow bucket 'sunflower'
£7.99 £5.99
gift set available to order from winter
Seedballs native wildflowers for a garden meadow - seedbombs (URBAN)

25% off

Seedballs native wildflowers for a garden meadow
£5.24 - £37.49
100 seedballs in gift pouch In stock (shipped within 2-3 working days)
250 seedballs gardener's bulk box Delivery by trusted supplier within 1 week
500 seedballs gardener's bulk box Delivery by trusted supplier within 1 week
20 seedballs in gift tin available to order from autumn
Rudbeckia hirta Enchanted Velvet Flame
Rudbeckia hirta 'Enchanted Velvet Flame'
£5.00 - £9.99
2 litre pot available to order from autumn
2 + 1 FREE 2 litre pots available to order from autumn
Rudbeckia hirta Enchanted Glow

50% off

Rudbeckia hirta 'Enchanted Glow'
£5.00 - £9.99
2 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 2 litre pots In stock (shipped within 2-3 working days)
Lavish and lush sweet pea collection
Lavish & lush sweet pea collection
£7.27 £4.92
1 × collection available to order from autumn
Linaria maroccana Licilia collection

25% off

Linaria maroccana 'Licilia collection'
£5.98 £4.48
2 packets of seeds In stock (shipped within 2-3 working days)
Simple white cutting garden collection

25% off

Simple white cutting garden collection
£5.68 £4.26
1 × collection In stock (shipped within 2-3 working days)
Poppy field collection of annuals

25% off

Poppy field collection of annuals
£4.99 £3.74
1g packet | seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Double Click Rose Bonbon (Double Click Series)

25% off

Cosmos bipinnatus 'Double Click Rose Bonbon' (Double Click Series)
£4.99 £3.74
approx 75 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Double Click Cranberries (Double Click Series)

25% off

Cosmos bipinnatus 'Double Click Cranberries' (Double Click Series)
£4.79 £3.59
approx 60 seeds In stock (shipped within 2-3 working days)
Salvia Victoria Blue ('Vivisal') (PBR)
Salvia Victoria Blue ('Vivisal') (PBR)
£6.99 £5.24 £3.50
9cm pot available to order from autumn
Salvia farinacea Victoria Blue Bicolour

50% off

Salvia farinacea 'Victoria Blue Bicolour'
£3.50 - £6.99
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Cosmos bipinnatus Xanthos

25% off

Cosmos bipinnatus 'Xanthos'
£4.29 £3.22
approx 30 seeds In stock (shipped within 2-3 working days)
0 star 0 star 1 star 1 star 1 star
Lathyrus odoratus High Scent

25% off

Lathyrus odoratus 'High Scent'
£2.99 - £13.98
approx 20 seeds In stock (shipped within 2-3 working days)
9cm pot | 5 - 7 seedlings available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Lathyrus odoratus Spencer Waved Mixed

25% off

Lathyrus odoratus 'Spencer Waved Mixed'
£2.99 - £13.98
approx 35 seeds In stock (shipped within 2-3 working days)
9cm pot | 5 - 7 seedlings available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Lathyrus odoratus Oxford Blue
Lathyrus odoratus 'Oxford Blue'
£3.99 £2.99
approx 20 seeds available to order from autumn
0.5 star 1 star 1 star 1 star 1 star
Malva sylvestris var. mauritiana Zebrina
Malva sylvestris var. mauritiana 'Zebrina'
£3.99 £2.99
approx 50 seeds available to order from autumn
Lathyrus odoratus White Frills
Lathyrus odoratus 'White Frills'
£2.99 - £13.98
approx 20 seeds available to order from autumn
9cm pot | 5 - 7 seedlings available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Matthiola incana Rainbow Mixture

25% off

Matthiola incana 'Rainbow Mixture'
£3.99 £2.99
approx 100 seeds In stock (shipped within 2-3 working days)
Matthiola incana Avalanche

25% off

Matthiola incana 'Avalanche'
£3.99 £2.99
approx 100 seeds In stock (shipped within 2-3 working days)
Matthiola incana Appleblossom

25% off

Matthiola incana 'Appleblossom'
£3.99 £2.99
approx 100 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Velouette

25% off

Cosmos bipinnatus 'Velouette'
£3.99 £2.99
approx 30 seeds In stock (shipped within 2-3 working days)
Helipterum Pink
Helipterum 'Pink'
£3.99 £2.99
approx seeds available to order from autumn
Helianthus annuus Desire Red

25% off

Helianthus annuus 'Desire Red'
£3.99 £2.99
approx 10 seeds In stock (shipped within 2-3 working days)
Persicaria orientalis Cerise Pearls

25% off

Persicaria orientalis 'Cerise Pearls'
£3.99 £2.99
approx 100 seeds In stock (shipped within 2-3 working days)
Lathyrus odoratus Lisa Marie
Lathyrus odoratus 'Lisa Marie'
£3.89 £2.92
approx 20 seeds available to order from autumn
Panicum capillare Sparkling Fountain

25% off

Panicum capillare 'Sparkling Fountain'
£2.92 - £17.99
approx 100 seeds In stock (shipped within 2-3 working days)
3 × 9cm pots Unavailable
Lathyrus odoratus Cupani

25% off

Lathyrus odoratus 'Cupani'
£2.84 - £13.98
approx 20 seeds In stock (shipped within 2-3 working days)
9cm pot | 5 - 7 seedlings available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0 star 1 star 1 star 1 star 1 star
Cleome hassleriana Violet Queen

25% off

Cleome hassleriana 'Violet Queen'
£3.79 £2.84
approx 125 seeds In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star
Cosmos bipinnatus Sensation Picotee (Sensation Series)

25% off

Cosmos bipinnatus 'Sensation Picotee' (Sensation Series)
£3.79 £2.84
approx 75 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Cosmos bipinnatus Xsenia

25% off

Cosmos bipinnatus 'Xsenia'
£2.84 - £21.98
approx 30 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
5 × seedlings | jumbo sold out
2 + 1 FREE 9cm pots available to order from autumn
10 + 5 FREE seedlings | jumbo sold out
0 star 0 star 0 star 0 star 1 star
Cosmos bipinnatus Rubinato

25% off

Cosmos bipinnatus 'Rubinato'
£3.79 £2.84
approx 30 seeds In stock (shipped within 2-3 working days)
Consolida regalis Fancy Purple Picotee

25% off

Consolida regalis 'Fancy Purple Picotee'
£3.79 £2.84
approx 150 seeds In stock (shipped within 2-3 working days)
Lathyrus odoratus Nimbus
Lathyrus odoratus 'Nimbus'
£3.69 £2.77
approx 20 seeds available to order from autumn
Rhodochiton atrosanguineus

25% off

Rhodochiton atrosanguineus
£3.69 £2.77
approx 10 seeds In stock (shipped within 2-3 working days)
Lathyrus odoratus Charlie's Angel

25% off

Lathyrus odoratus 'Charlie's Angel'
£3.49 £2.62
approx 20 seeds In stock (shipped within 2-3 working days)
0 star 0 star 0 star 0 star 1 star
Lathyrus odoratus Karen Louise
Lathyrus odoratus 'Karen Louise'
£3.49 £2.62
approx 20 seeds available to order from autumn
1 star 1 star 1 star 1 star 1 star
Lathyrus odoratus Royal Wedding
Lathyrus odoratus 'Royal Wedding'
£3.49 £2.62
approx 20 seeds available to order from autumn
0 star 1 star 1 star 1 star 1 star
Cosmos bipinnatus Cosimo Collarette (Cosimo Series)

25% off

Cosmos bipinnatus 'Cosimo Collarette' (Cosimo Series)
£2.62 - £19.98
approx 30 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
5 × seedlings | jumbo sold out
2 + 1 FREE 9cm pots available to order from autumn
10 + 5 FREE seedlings | jumbo sold out
Matthiola incana Column Apricot

25% off

Matthiola incana 'Column Apricot'
£3.49 £2.62
approx 100 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Madame Butterfly Bronze White

25% off

Antirrhinum majus 'Madame Butterfly Bronze White'
£3.49 £2.62
approx 25 seeds In stock (shipped within 2-3 working days)
bean (climbing French) Sunshine

25% off

bean (climbing French) 'Sunshine'
£3.49 £2.62
approx 50 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Helianthus debilis Soluna Lemon

25% off

Helianthus debilis 'Soluna Lemon'
£3.49 £2.62
approx 30 seeds In stock (shipped within 2-3 working days)
Helianthus debilis Soluna Bronze

25% off

Helianthus debilis 'Soluna Bronze'
£3.49 £2.62
approx 30 seeds In stock (shipped within 2-3 working days)
Lathyrus × hammettii Erewhon

25% off

Lathyrus × hammettii 'Erewhon'
£2.62 - £13.98
approx 20 seeds In stock (shipped within 2-3 working days)
9cm pot | 5 - 7 seedlings available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Matthiola incana Anytime Red (Anytime Series)

25% off

Matthiola incana 'Anytime Red' (Anytime Series)
£3.49 £2.62
approx 100 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Hummingbird Lilac

25% off

Cosmos bipinnatus 'Hummingbird Lilac'
£3.49 £2.62
approx 40 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Madame Butterfly Red

New

25% off

Antirrhinum majus 'Madame Butterfly Red'
£3.49 £2.62
approx 25 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Madame Butterfly Cherry Bronze

25% off

Antirrhinum majus 'Madame Butterfly Cherry Bronze'
£3.49 £2.62
approx 25 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Madame Butterfly Pink

New

25% off

Antirrhinum majus 'Madame Butterfly Pink'
£3.49 £2.62
approx 25 seeds In stock (shipped within 2-3 working days)
Lathyrus odoratus Matucana

25% off

Lathyrus odoratus 'Matucana'
£2.55 - £13.98
approx 20 seeds In stock (shipped within 2-3 working days)
9cm pot | 5 - 7 seedlings available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0.25 star 1 star 1 star 1 star 1 star
Tropaeolum majus Empress of India

25% off

Tropaeolum majus 'Empress of India'
£3.39 £2.54
approx 35 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Agrostemma githago

25% off

Agrostemma githago
£3.29 £2.47
approx 75 seeds In stock (shipped within 2-3 working days)
Lathyrus odoratus Painted Lady

25% off

Lathyrus odoratus 'Painted Lady'
£2.47 - £13.98
approx 20 seeds In stock (shipped within 2-3 working days)
9cm pot | 5 - 7 seedlings available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Visnaga daucoides Green Mist

25% off

Visnaga daucoides 'Green Mist'
£3.29 £2.47
approx 200 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Lathyrus odoratus Mrs Bernard Jones
Lathyrus odoratus 'Mrs Bernard Jones'
£3.29 £2.47
approx 20 seeds available to order from autumn
1 star 1 star 1 star 1 star 1 star
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