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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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Special conditions
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Evergreen / deciduous
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Attractive to wildlife
Quick growing
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Indoor plants by room
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Bulb divisions
Bedding planting time
Chelsea plant of year
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Leaf colour
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Position
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Used at Chelsea
Kitchen garden planting guidelines
Sort by availability
All items
Showing Flowering month : September clear all
1688 items
Rosa gallica Versicolor
Rosa gallica Versicolor | Rosa Mundi or Shrub Rose
£34.99
4 litre pot shipped within 2 weeks
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Rosa Rhapsody in Blue ('Frantasia') (PBR)
Rosa Rhapsody in Blue ('Frantasia') (PBR) | Floribunda Bush Rose
£28.99
4 litre pot shipped within 2 weeks
Cyclamen cilicium
Cyclamen cilicium
£8.99 - £24.00
3 × corms shipped within 3 weeks
9 × corms shipped within 3 weeks
0.25 star 1 star 1 star 1 star 1 star 4.3 5 3
Agapanthus collection
Agapanthus collection
£10.95 - £21.90
1 × collection | 2 bare root plants available to order from winter
2 + 1 FREE collections | 6 bare roots available to order from winter
Agastache and Angelica plant combination

20% off

Agastache & Angelica plant combination
£65.94 £52.75
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Agastache and Helenium plant combination

20% off

Agastache & Helenium plant combination
£59.94 £47.95
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Antique peach dahlia collection
Antique peach dahlia collection
£27.45 - £54.90
1 × collection | 5 tubers available to order from winter
2 + 1 FREE collections | 15 tubers available to order from winter
Aquilegia and Anemanthele plant combination
Aquilegia & Anemanthele plant combination
£59.94
6 × plants | 3 of each available to order from autumn
Award-winning crocosmia collection
Award-winning crocosmia collection
£18.95 - £37.90
1 × collection | 30 bulbs available to order from winter
2 + 1 FREE collections | 90 bulbs available to order from winter
Award-winning dahlia collection
Award-winning dahlia collection
£16.45 - £32.90
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Award-winning honeysuckle collection
Award-winning honeysuckle collection
£44.97
1 × collection | 3 plants available to order from autumn
Award-winning late-summer flowering clematis collection
Award-winning late-summer flowering clematis collection
£44.97
1 × collection | 3 plants available to order from autumn
Award-winning spring, summer & autumn clematis collection
Award-winning spring, summer & autumn clematis collection
£47.97
1 × collection | 3 plants available to order from autumn
Award-winning summer flowering clematis collection
Award-winning summer flowering clematis collection
£44.97
1 × collection | 3 plants available to order from autumn
Award-winning sweet pea collection
Award-winning sweet pea collection
£10.27
1 × collection available to order from autumn
Bees and butterflies dahlia collection
Bees & butterflies dahlia collection
£21.50 - £43.00
1 × collection | 4 tubers available to order from winter
2 + 1 FREE collections | 12 tubers available to order from winter
Begonia collection for Hanging baskets & pots
Begonia collection for hanging baskets and pots
£11.95 - £23.95
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Berry dahlia collection
Berry dahlia collection
£27.45 - £54.90
1 × collection | 5 tubers available to order from winter
2 + 1 FREE collections | 15 tubers available to order from winter
Best purple salvia collection

New

Best purple salvia collection
£26.97 - £51.95
1 × collection | 3 plants available to order from autumn
3 × collections | 9 plants available to order from autumn
Best red dahlia collection
Best red dahlia collection
£16.95 - £33.90
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Best salvias for pots salvia collection
Best salvias for pots collection
£39.97 £33.38
1 × collection available to order from autumn
Best white dahlia collection
Best white dahlia collection
£16.95 - £33.90
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Blue and white cutting garden collection
Blue & white cutting garden collection
£11.06
1 × collection In stock (shipped within 2-3 working days)
Border salvia collection

New

20% off

Border salvia collection
£33.57 - £63.94
1 × collection | 4 plants In stock (shipped within 2-3 working days)
3 × collections | 12 plants In stock (shipped within 2-3 working days)
Bright and bold sweet pea collection
Bright & bold sweet pea collection
£8.97
1 × collection In stock (shipped within 2-3 working days)
Bruised dahlia collection
Bruised dahlia collection
£15.99 - £31.98
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Burnt orange dahlia collection
Burnt orange dahlia collection
£15.99 - £31.98
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Burnt sugar dahlia collection
Burnt sugar dahlia collection
£15.99 - £31.98
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Cherry creme brûlée cutting garden collection
Cherry créme brûlée cutting garden collection
£23.73
1 × collection available to order from autumn
Chocolate orange container plant collection
Chocolate orange container plant collection
£20.98 - £41.96
1 × bedding collection | 10 plants sold out
2+1 FREE bedding collections | 30 plants sold out
Chocolate orange dahlia collection
Chocolate orange dahlia collection
£15.99 - £31.98
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Chocolate orange pollinator dahlia collection
Chocolate orange pollinator dahlia collection
£17.95 - £35.90
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Classic Canna collection
Classic canna collection
£25.95 - £51.90
1 × collection | 3 bare root plants available to order from winter
2 + 1 FREE collections | 9 bare roots available to order from winter
Classic cottage alba amethyst combination

20% off

Classic cottage alba amethyst combination
£37.36 - £112.09
4 plants | 1 of each In stock (shipped within 2-3 working days)
12 plants | 3 of each In stock (shipped within 2-3 working days)
Classic cottage alba combination

20% off

Classic cottage alba combination
£36.36 - £109.09
4 plants | 1 of each In stock (shipped within 2-3 working days)
12 plants | 3 of each In stock (shipped within 2-3 working days)
Classic cottage apricot combination

20% off

Classic cottage apricot combination
£35.36 - £106.09
4 plants | 1 of each In stock (shipped within 2-3 working days)
12 plants | 3 of each In stock (shipped within 2-3 working days)
Classic cottage dusky Rozanne combination

20% off

Classic cottage dusky Rozanne combination
£38.77 - £116.30
4 plants | 1 of each In stock (shipped within 2-3 working days)
12 plants | 3 of each In stock (shipped within 2-3 working days)
Coffee and cream dahlia collection
Coffee & cream dahlia collection
£21.95 - £43.90
1 × collection | 4 tubers available to order from winter
2 + 1 FREE collections | 12 tubers available to order from winter
Colchicum collection
Colchicum collection
£20.95 - £41.90
1 × collection | 3 bulbs available to order from autumn
2 + 1 FREE collections | 9 bulbs available to order from autumn
Contemporary plant combination

20% off

Contemporary plant combination
£43.96 £37.17
4 × plants | 1 of each In stock (shipped within 2-3 working days)
Cool tones plant combination

20% off

Cool tones plant combination
£22.98 £18.38
2 × plants | 1 of each In stock (shipped within 2-3 working days)
Crocosmia collection
Crocosmia collection
£17.95 - £35.90
1 × collection | 30 bulbs available to order from winter
2 + 1 FREE collections | 90 bulbs available to order from winter
Dark and rich sweet pea collection
Dark & rich sweet pea collection
£7.27
1 × collection available to order from autumn
Dark leaved Bishop dahlia collection
Dark leaved bishop dahlia collection
£14.95 - £29.90
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Dazzling dahlia collection
Dazzling dahlia collection
£16.45 - £32.90
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Deep reds dahlia collection
Deep reds dahlia collection
£15.45 - £30.90
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
£16.50 - £33.00
1 × collection | 3 tubers available to order from winter
2 + 1 FREE collections | 9 tubers available to order from winter
Dots & spires plant combination
Dots & spires plant combination
£30.97
3 × plants In stock (shipped within 2-3 working days)
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