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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
Soil type
Special conditions
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Evergreen / deciduous
Fragrance
Attractive to wildlife
Quick growing
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Bedding planting time
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Sowing month outside
Vegetable harvesting month
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Used at Chelsea
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All items
Showing Flowering month : September clear all
231 items
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 1.0 5 1
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 5.0 5 1
Phlox drummondii Cherry Caramel

25% off

Phlox drummondii 'Cherry Caramel'
£3.49 £2.62
approx 200 seeds In stock (shipped within 2-3 working days)
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
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 4.0 5 1
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)
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 Pink

New

25% off

Antirrhinum majus 'Madame Butterfly Pink'
£3.49 £2.62
approx 25 seeds In stock (shipped within 2-3 working days)
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)
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
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)
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)
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)
Phlox drummondii Sugar Stars

25% off

Phlox drummondii 'Sugar Stars'
£3.49 £2.62
approx 300 seeds In stock (shipped within 2-3 working days)
Cobaea scandens f. alba

25% off

Cobaea scandens f.alba
£3.69 £2.77
approx 15 seeds In stock (shipped within 2-3 working days)
0 star 0 star 0.75 star 1 star 1 star 2.8 5 4
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)
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 5.0 5 2
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)
Cosmos bipinnatus Rubinato

25% off

Cosmos bipinnatus 'Rubinato'
£3.79 £2.84
approx 30 seeds In stock (shipped within 2-3 working days)
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 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
Panicum capillare Sparkling Fountain

25% off

Panicum capillare 'Sparkling Fountain'
£3.89 £2.92
approx 100 seeds In stock (shipped within 2-3 working days)
Tropaeolum minus Bloody Mary

25% off

Tropaeolum minus 'Bloody Mary'
£3.89 £2.92
approx 30 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
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
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)
chilli Basket of Fire F1

25% off

chilli 'Basket of Fire' F1
£3.99 £2.99
approx 10 seeds In stock (shipped within 2-3 working days)
Malva sylvestris var. mauritiana Zebrina
Malva sylvestris var. mauritiana 'Zebrina'
£3.99 £2.99
approx 50 seeds available to order from autumn
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 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
Matthiola incana Appleblossom

25% off

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

25% off

Cosmos bipinnatus 'Velouette'
£3.99 £2.99
approx 30 seeds In stock (shipped within 2-3 working days)
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
Matthiola incana Avalanche

25% off

Matthiola incana 'Avalanche'
£3.99 £2.99
approx 100 seeds In stock (shipped within 2-3 working days)
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
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
Salvia Victoria Blue ('Vivisal') (PBR)
Salvia Victoria Blue ('Vivisal') (PBR)
£6.99 £5.24 £3.50
9cm pot available to order from autumn
Calibrachoa Cabaret Bright Red ('Balcabrite') (PBR) (Cabaret Series)

50% off

Calibrachoa Cabaret Bright Red ('Balcabrite') (PBR) (Cabaret Series)
£3.50 - £19.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
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)
Petunia Tumbelina Compact Julianna

50% off

Petunia 'Tumbelina Compact Julianna'
£3.50 - £19.98
9cm pot shipped within 2 weeks
2 + 1 FREE 9cm pots shipped within 2 weeks
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Antirrhinum majus Potomac Lavender

25% off

Antirrhinum majus 'Potomac Lavender'
£4.79 £3.59
approx 50 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)
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)
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)
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)
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)
Lavish and lush sweet pea collection
Lavish & lush sweet pea collection
£7.27 £4.92
1 × collection available to order from autumn
Dark and rich sweet pea collection
Dark & rich sweet pea collection
£7.27 £4.92
1 × collection available to order from autumn
Rudbeckia hirta Enchanted Romance

50% off

Rudbeckia hirta 'Enchanted Romance'
£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)
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)
Rudbeckia hirta Enchanted Flame

50% off

Rudbeckia hirta 'Enchanted Flame'
£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)
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 Ruby Crush

50% off

Rudbeckia hirta 'Enchanted Ruby Crush'
£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)
Rudbeckia hirta Enchanted Summer Sunset

50% off

Rudbeckia hirta 'Enchanted Summer Sunset'
£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)
Seedballs hedgehog mix seedbombs

25% off

Seedballs hedgehog mix
£5.24 - £37.49
20 seedballs in gift tin 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
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
Empathy mini wildflower meadow with rootgrow

25% off

Mini wildflower meadow with rootgrow
£5.24 - £12.74
0.5 litres | covers 3m² In stock (shipped within 2-3 working days)
1.2 litres | covers 10m² In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
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)
Summer glory collection

25% off

Summer glory collection
£7.99 £5.99
2g packet | seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
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 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 wildlife - cool mix

25% off

Shake & sow - Flowers for wildlife - cool mix
£7.99 £5.99
20g of seed shipped within 2 weeks
childrens grow bucket sunflower
childrens grow bucket 'sunflower'
£7.99 £5.99
gift set available to order from winter
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 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)
Gladiolus murielae
Gladiolus murielae
£6.29 - £12.58
40 × corms available to order from winter
80 + 40 FREE corms available to order from winter
0 star 0.75 star 1 star 1 star 1 star
Bright and bold sweet pea collection

25% off

Bright & bold sweet pea collection
£8.67 £6.50
1 × collection In stock (shipped within 2-3 working days)
Icing sugar sweet pea seed collection
Icing sugar sweet pea seed collection
£9.07 £6.75
1 × collection available to order from autumn
Pastel sweet pea collection
Pastel sweet pea collection
£9.27 £6.93
1 × collection available to order from autumn
Strongly-scented sweet pea collection
Strongly-scented sweet pea collection
£9.27 £6.95
1 × collection available to order from autumn
Nemesia Lady Anne (Lady Series)
Nemesia 'Lady Anne' (Lady Series)
£6.99 - £13.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
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
Felicia amelloides
Felicia amelloides
£6.99 - £13.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
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
Euphorbia graminea Glamour
Euphorbia graminea 'Glamour'
£6.99 - £13.98
9cm pot sold out
2 + 1 FREE 9cm pots sold out
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
Petunia Surfinia Lime ('Keiyeul') (PBR) (Surfinia Series)
Petunia Surfinia Lime ('Keiyeul') (PBR) (Surfinia 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
Euphorbia Silver Fog White Improved
Euphorbia 'Silver Fog White Improved'
£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
Petunia Easy Wave Silver ('Pas1016992') (Easy Wave Series)
Petunia Easy Wave Silver ('Pas1016992') (Surfinia Series)
£6.99 - £13.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
1 star 1 star 1 star 1 star 1 star
Dusky sweet pea collection
Dusky sweet pea collection
£10.47 £7.58
1 × collection available to order from autumn
Award-winning sweet pea collection
Award-winning sweet pea collection
£10.27 £7.68
1 × collection available to order from autumn
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)
Butterfly mat seed carpet

25% off

Butterfly mat seed carpet
£11.99 £8.99
seed mat In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Nicotiana alata
Nicotiana alata
£8.99 - £17.98
5 × seedlings | jumbo sold out
10 + 5 FREE seedlings | jumbo sold out
Elegant cutting garden collection

25% off

Elegant cutting garden collection
£13.06 £9.80
1 × collection In stock (shipped within 2-3 working days)
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
Petunia Tumbelina Compact Victoria
Petunia 'Tumbelina Compact Victoria'
£3.50 - £19.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
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
Petunia Tidal Wave Silver (Tidal Wave Series)
Petunia 'Tidal Wave Silver (Tidal Wave Series)'
£9.99 - £19.98
5 × seedlings | jumbo sold out
10 + 5 FREE seedlings | jumbo sold out
Petunia Designer Royal Lace (Designer Series)
Petunia Designer Royal Lace Designer Series
£3.50 - £19.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Petunia Designer Cappuccino (Designer Series)
Petunia Designer Cappuccino Designer Series
£3.50 - £19.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
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)
Seedballs native annual wildflowers seedbombs

25% off

Seedballs native annual wildflowers
£11.24 - £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
cosmos gift set
cosmos gift set
£14.99 £11.24
gift set available to order from winter
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