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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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Used at Chelsea
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Available items
Showing Flowering month : September clear all
852 items
Contemporary plant combination
Contemporary plant combination
£43.96
4 × plants | 1 of each shipped within 2 weeks
Cool tones plant combination
Cool tones plant combination
£22.98
2 × plants | 1 of each In stock (shipped within 2-3 working days)
Coreopsis Ladybird
Coreopsis 'Ladybird'
£8.99 - £34.99
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 star 0 star 0 star 0 star 1 star 1.0 5 1
Coreopsis verticillata Moonbeam
Coreopsis verticillata 'Moonbeam'
£8.99 - £34.99
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)
0.75 star 1 star 1 star 1 star 1 star 4.6 5 36
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
Corynabutilon × suntense
Corynabutilon × suntense
£49.99
3 litre pot In stock (shipped within 2-3 working days)
Cosmos atrosanguineus
Cosmos atrosanguineus
£8.99 - £34.99
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 star 1 star 1 star 1 star 1 star 4.0 5 7
Cosmos atrosanguineus Cherry Chocolate ('Vg001') (PBR)

New

Cosmos atrosanguineus Cherry Chocolate ('Vg001') (PBR)
£9.99 - £47.99
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)
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Cosmos atrosanguineus Chocamocha ('Thomocha') (PBR)
Cosmos atrosanguineus Chocamocha ('Thomocha') (PBR)
£9.99 - £34.99
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)
0.75 star 1 star 1 star 1 star 1 star 4.8 5 9
Cosmos bipinnatus Apricota

25% off

Cosmos bipinnatus 'Apricota'
£2.24 - £19.98
approx 50 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 0.5 star 1 star 1 star 2.5 5 2
Cosmos bipinnatus Candy Stripe

25% off

Cosmos bipinnatus 'Candy Stripe'
£2.99 £2.24
approx 100 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
Cosmos bipinnatus Dazzler

25% off

Cosmos bipinnatus 'Dazzler'
£2.25 £1.69
approx 100 seeds In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star 4.3 5 3
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)
Cosmos bipinnatus Double Click Snow Puff (Double Click Series)

25% off

Cosmos bipinnatus 'Double Click Snow Puff' (Double Click Series)
£3.29 £2.47
approx 60 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Fizzy Rose Picotee (Fizzy Series)

25% off

Cosmos bipinnatus 'Fizzy Rose Picotee' (Fizzy Series)
£2.47 - £19.98
approx 100 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
Cosmos bipinnatus Fizzy White (Fizzy Series)

25% off

Cosmos bipinnatus 'Fizzy White' (Fizzy Series)
£3.29 £2.47
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)
Cosmos bipinnatus Purity

25% off

Cosmos bipinnatus 'Purity'
£2.17 - £36.99
approx 100 seeds In stock (shipped within 2-3 working days)
5 × seedlings | jumbo sold out
10 + 5 FREE seedlings | jumbo sold out
40 + 20 FREE seedlings sold out
0.25 star 1 star 1 star 1 star 1 star 4.3 5 12
Cosmos bipinnatus Rubenza

25% off

Cosmos bipinnatus 'Rubenza'
£2.49 £1.87
approx 30 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 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)
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 Sensation Pinkie (Sensation Series)

25% off

Cosmos bipinnatus 'Sensation Pinkie' (Sensation Series)
£2.99 £2.24
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)
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
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 sulphureus Bright Lights mixed

25% off

Cosmos sulphureus 'Bright Lights mixed'
£2.99 £2.24
approx 100 seeds In stock (shipped within 2-3 working days)
Cotinus coggygria Golden Spirit ('Ancot') (PBR)
Cotinus coggygria Golden Spirit ('Ancot') (PBR)
£28.99
2 litre pot In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star
Cottage garden collection

25% off

Cottage garden collection
£7.99 £5.99
2g packet | seeds 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
Crocosmia Hellfire
Crocosmia 'Hellfire'
£11.99 - £35.98
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)
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
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