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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
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Evergreen / deciduous
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Indoor plants by room
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Chelsea plant of year
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Used at Chelsea
Kitchen garden planting guidelines
Sort by lowest price
Available items
Showing Flowering month : September clear all
801 items
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)
Tropaeolum minus Bloody Mary

25% off

nasturtium - Tropaeolum majus 'Bloody Mary'
£3.89 £2.92
approx 30 seeds In stock (shipped within 2-3 working days)
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)
Knautia macedonica

Up to 25%

Knautia macedonica
£2.99 - £39.99
approx 40 seeds In stock (shipped within 2-3 working days)
9cm pot In stock (shipped within 2-3 working days)
2 litre 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)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star 4.6 5 42
Cornfield seed collection

25% off

Cornfield seed collection
£3.99 £2.99
1g packet | seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 2
Lathyrus odoratus Spencer Waved Mixed

Up to 25%

Lathyrus odoratus 'Spencer Waved Mixed'
£2.99 - £11.18
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
Antirrhinum majus Admiral White

25% off

Antirrhinum majus 'Admiral White'
£2.99 - £7.50
approx 50 seeds In stock (shipped within 2-3 working days)
3 × packets of seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
chilli Carolina Reaper

25% off

chilli 'Carolina Reaper'
£3.99 £2.99
approx 5 seeds shipped within 2 weeks
chilli Trinidad Moruga Scorpion

25% off

chilli 'Trinidad Scorpion'
£3.99 £2.99
approx 5 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)
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)
Verbena bonariensis Vanity

25% off

Verbena bonariensis 'Vanity'
£3.99 £2.99
approx 40 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)
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)
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 3.0 5 2
Fuchsia Swingtime

50% off

Fuchsia 'Swingtime'
£3.50 - £6.99
9cm pot shipped within 2 weeks
2 + 1 FREE 9cm pots shipped within 2 weeks
0.5 star 1 star 1 star 1 star 1 star 4.6 5 13
Fuchsia Dollar Prinzessin

50% off

Fuchsia 'Dollar Prinzessin'
£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)
0.75 star 1 star 1 star 1 star 1 star 4.7 5 6
Fuchsia Seventh Heaven

50% off

Fuchsia 'Seventh Heaven'
£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)
Lindernia grandiflora

50% off

Lindernia grandiflora
£3.50 - £15.00
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)
Fuchsia Snowcap

Up to 50%

Fuchsia 'Snowcap'
£3.50 - £71.99
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 2 litre pots In stock (shipped within 2-3 working days)
Fuchsia Ballet Girl

50% off

Fuchsia 'Ballet Girl'
£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)
periwinkle Soiree Dark Pink with Eye

50% off

periwinkle 'Soiree Dark Pink with Eye'
£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)
Lathyrus odoratus High Scent

Up to 25%

Lathyrus odoratus 'High Scent'
£3.59 - £11.18
approx 20 seeds In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots Unavailable
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)
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)
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)
1 star 1 star 1 star 1 star 1 star
Delosperma cooperi Golden Wonder ('Wowd20111') (PBR) (Wheels of Wonder Series)

50% off

Delosperma Golden Wonder ('Wowd20111') (PBR) (Wheels of Wonder Series)
£4.00 - £17.49
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)
Delosperma cooperi Jewel of Desert Grenade (PBR) (Jewel of Desert Series)

50% off

Delosperma cooperi 'Jewel of Desert Grenade' (PBR) (Jewel of Desert Series)
£4.00 - £9.99
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
Origanum vulgare Variegatum

50% off

oregano variegated
£4.00 - £7.99
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Pelargonium quercifolium

50% off

Pelargonium quercifolium
£4.00 - £7.99
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Pelargonium Torrento

50% off

Pelargonium 'Torrento'
£4.00 - £7.99
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Dahlia merckii

New

Up to 40%

Dahlia merckii
£4.12 - £27.99
approx 10 seeds In stock (shipped within 2-3 working days)
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)
1 × tuber available to order from winter
2 litre pot available to order from autumn
2 + 1 FREE 2 litre pots available to order from autumn
1 star 1 star 1 star 1 star 1 star
Dahlia Nuit d'Eté

Up to 50%

Dahlia 'Nuit d'Eté'
£4.23 - £17.99
3 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 3 litre pots In stock (shipped within 2-3 working days)
1 × tuber available to order from winter
3 × tubers available to order from winter
1 star 1 star 1 star 1 star 1 star
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)
Dahlia Mexican Star

Up to 50%

Dahlia 'Mexican Star'
£4.39 - £17.99
3 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 3 litre pots In stock (shipped within 2-3 working days)
1 × tuber available to order from winter
3 × tubers available to order from winter
Dahlia Tamburo

Up to 50%

Dahlia 'Tamburo'
£4.39 - £17.99
3 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 3 litre pots In stock (shipped within 2-3 working days)
1 × tuber available to order from winter
3 × tuber available to order from winter
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)
Crocus speciosus

20% off

Crocus speciosus
£4.79 - £12.80
15 × bulbs Delivered during September
45 × bulbs Delivered during September
1 star 1 star 1 star 1 star 1 star
Crocus speciosus Conqueror

20% off

Crocus speciosus 'Conqueror'
£4.79 - £12.80
10 × bulbs Delivered during September
30 × bulbs Delivered during September
0 star 0.75 star 1 star 1 star 1 star
Vinca minor

20% off

Vinca minor
£4.79 - £11.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
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