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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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All items
Showing Flowering month : September clear all
1671 items
Vinca major Variegata
Vinca major 'Variegata'
£17.99 £14.39
2 litre pot available to order from autumn
1 star 1 star 1 star 1 star 1 star 5.0 5 4
Vinca minor Azurea Flore Pleno
Vinca minor 'Azurea Flore Pleno'
£17.99 £14.39
2 litre pot available to order from autumn
Hylotelephium Matrona

20% off

Hylotelephium 'Matrona'
£7.99 - £35.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 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
6 × 9cm pots available to order from autumn
1 star 1 star 1 star 1 star 1 star 4.9 5 11
Hydrangea macrophylla Little Pink
Hydrangea macrophylla 'Little Pink'
£17.99 £14.39
2 litre pot available to order from autumn
0 star 1 star 1 star 1 star 1 star 4.0 5 1
Hydrangea macrophylla Blushing Bride
Hydrangea macrophylla 'Blushing Bride'
£17.99 £14.39
2 litre pot available to order from autumn
1 star 1 star 1 star 1 star 1 star 5.0 5 6
Dahlia Strawberry Bon Bon (Sweet Candy Series)
Dahlia 'Strawberry Bon Bon' (Sweet Candy Series)
£14.39 - £28.78
2 litre pot available to order from autumn
2 + 1 FREE 3 litre pots available to order from autumn
Agastache Blue Fortune

20% off

Agastache 'Blue Fortune'
£7.19 - £35.99
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)
3 × 2 litre 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 40
Hydrangea macrophylla Little White
Hydrangea macrophylla 'Little White'
£17.99 £14.39
2 litre pot available to order from autumn
Lavandula angustifolia Munstead

20% off

Lavandula angustifolia 'Munstead'
£6.39 - £47.99
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)
5 × 2 litre pots In stock (shipped within 2-3 working days)
5 litre pot available to order from autumn
0.5 star 1 star 1 star 1 star 1 star 4.6 5 25
Hydrangea macrophylla Dark Angel Red
Hydrangea macrophylla 'Dark Angel Red'
£17.99 £14.39
2 litre pot available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.8 5 6
Lavandula angustifolia Rosea

20% off

Lavandula angustifolia 'Rosea'
£6.39 - £31.99
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 star 1 star 1 star 1 star 1 star 4.0 5 3
Hypericum × moserianum Tricolor

20% off

Hypericum × moserianum 'Tricolor'
£17.99 £14.39
2 litre pot In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star 4.5 5 2
Hylotelephium spectabile Stardust

20% off

Hylotelephium spectabile 'Stardust'
£14.39 - £35.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star 4.8 5 10
Salvia guaranitica Black and Blue

20% off

Salvia guaranitica 'Black and Blue'
£7.99 - £36.99
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
0.5 star 1 star 1 star 1 star 1 star 4.5 5 10
Dahlia Purple Haze

20% off

Dahlia 'Purple Haze'
£17.99 £14.39
3 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 2
Hypericum × hidcoteense Hidcote

20% off

Hypericum × hidcoteense 'Hidcote'
£17.99 £14.39
2 litre pot In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star 4.4 5 12
Chocolate orange pollinator dahlia collection
Chocolate orange pollinator dahlia collection
£14.36 - £28.72
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Alocasia Tiny Dancers

New

20% off

Alocasia 'Tiny Dancers'
£16.99 £13.59
12cm pot | 30cm tall In stock (shipped within 1-2 working days)
Echinacea SunSeekers Rainbow ('IFECSSRA') (PBR) (SunSeekers Series)
Echinacea SunSeekers Rainbow ('IFECSSRA') (PBR) (SunSeekers Series)
£13.59 - £31.19
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Phlomis russeliana

20% off

Phlomis russeliana
£7.99 - £34.39
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)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star 4.6 5 17
Lavandula angustifolia Imperial Gem

20% off

Lavandula angustifolia 'Imperial Gem'
£6.39 - £31.99
9cm pot In stock (shipped within 2-3 working days)
2 litre pot 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)
1 star 1 star 1 star 1 star 1 star
Vinca minor f. alba Gertrude Jekyll

20% off

Vinca minor f. alba 'Gertrude Jekyll'
£6.39 - £26.39
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)
0.25 star 1 star 1 star 1 star 1 star
Agapanthus Poppin' Purple ('MP003') (PBR) (Everpanthus Series)
Agapanthus Poppin' Purple ('MP003') (PBR) (Everpanthus Series)
£13.59 - £31.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Best red dahlia collection
Best red dahlia collection
£13.56 - £27.12
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Purple dahlia collection
Purple dahlia collection
£13.20 - £26.40
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Dinner plates dahlia collection
Dinner plates dahlia collection
£13.20 - £26.40
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
The Laundry Garden jewel dahlia collection
The Laundry Garden jewel dahlia collection
£12.80 - £25.60
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
1 star 1 star 1 star 1 star 1 star
Begonia Stellar Storm

20% off

Begonia 'Stellar Storm'
£12.79 - £25.58
1 × rooted cutting Delivery by trusted supplier within 1 week
2 + 1 FREE rooted cuttings Delivery by trusted supplier within 1 week
Anemone Wild Swan ('Macane001') (PBR)

20% off

Anemone Wild Swan ('Macane001') (PBR)
£12.79 - £30.39
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
Bruised dahlia collection
Bruised dahlia collection
£12.79 - £25.58
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Soft pinks dahlia collection
Soft pinks dahlia collection
£12.79 - £25.58
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Pastel antique dahlia collection
Pastel antique dahlia collection
£12.79 - £25.58
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Echinacea Flame Thrower (PBR)
Echinacea 'Flame Thrower' (PBR)
£12.79 - £30.39
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
0 star 0.25 star 1 star 1 star 1 star
Burnt sugar dahlia collection
Burnt sugar dahlia collection
£12.79 - £25.58
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Peach dahlia collection
Peach dahlia collection
£12.79 - £25.58
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Agapanthus Midnight Moon ('DWHYB20') (PBR)

New

20% off

Agapanthus Midnight Moon ('DWHYB20') (PBR)
£12.79 - £30.39
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Alchemilla mollis

Up to 25%

Alchemilla mollis
£2.09 - £31.99
approx 75 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)
1 star 1 star 1 star 1 star 1 star
Burnt orange dahlia collection
Burnt orange dahlia collection
£12.79 - £25.58
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Thalictrum Fairy Wings
Thalictrum 'Fairy Wings'
£12.79 - £27.99
9cm pot sold out
3 × 9cm pots sold out
Agapanthus Twister ('Ambic001') (PBR)

20% off

Agapanthus Twister ('Ambic001') (PBR)
£12.79 - £59.99
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
0.25 star 1 star 1 star 1 star 1 star
Chocolate orange dahlia collection
Chocolate orange dahlia collection
£12.79 - £25.58
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Seedballs wildlife collection

25% off

Seedballs wildlife collection
£16.99 £12.74
set of 6 In stock (shipped within 2-3 working days)
Agapanthus Queen Mum ('Pmn06') (PBR)
Agapanthus Queen Mum ('Pmn06') (PBR)
£12.60 - £19.80
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
0 star 0 star 0 star 1 star 1 star
Hypericum × inodorum Magical White ('Kolmawhi') (PBR) (Magical Series)

40% off

Hypericum × inodorum Magical White ('Komuni') (PBR)
£20.99 £12.59
2 litre pot In stock (shipped within 2-3 working days)
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