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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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Sort by availability
Available items
Showing Flowering month : September clear all
1361 items
Ashley's flight of the butterflies dahlia collection

New

20% off

Ashley's flight of the butterflies dahlia collection
From £23.40
1 × collection | 5 tubers
2 + 1 FREE collections | 15 tubers
Award-winning border favourite dahlia collection

20% off

Award-winning border favourite dahlia collection
From £12.79
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
Award-winning crocosmia collection

20% off

Award-winning crocosmia collection
From £15.16
1 × collection | 30 bulbs
2 + 1 FREE collections | 90 bulbs
Award-winning dahlia collection for pots

New

20% off

Award-winning dahlia collection for pots
From £14.20
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
Bees and butterflies dahlia collection

Best Seller

20% off

Bees & butterflies dahlia collection
From £19.16
1 × collection | 4 tubers
2 + 1 FREE collections | 12 tubers
Begonia Illumination Apricot (Illumination Series)

20% off

Begonia 'Illumination Apricot' (Illumination Series)
From £8.79
5 × seedlings | jumbo
10 + 5 FREE seedlings | jumbo
0 star 1 star 1 star 1 star 1 star 4.0 5 1 (1)
Begonia collection for Hanging baskets & pots

20% off

Begonia collection for hanging baskets and pots
From £9.56
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
Berry dahlia collection

Best Seller

20% off

Berry dahlia collection
From £23.80
1 × collection | 5 tubers
2 + 1 FREE collections | 15 tubers
Berry Smoothie - Easyplanter for hanging baskets & patio pots

New

20% off

Berry Smoothie - Easyplanter for hanging baskets & patio pots
£26.99 £21.59
Easyplanter
Berry swirl - Easyplanter for hanging baskets & patio pots

20% off

Berry swirl - Easyplanter for hanging baskets & patio pots
£26.99 £21.59
Easyplanter
0 star 0 star 1 star 1 star 1 star 3.0 5 1 (1)
Best red dahlia collection

20% off

Best red dahlia collection
From £14.36
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
Best white dahlia collection

20% off

Best white dahlia collection
From £14.36
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
Bird of Paradise - Easyplanter for hanging baskets & patio pots

New

20% off

Bird of Paradise - Easyplanter for hanging baskets & patio pots
£26.99 £21.59
Easyplanter
Blue and white cutting garden collection

20% off

Blue & white cutting garden collection
£11.22 £8.98
1 × collection
Blue spires and spots mini-border collection

20% off

Blue spots and spires mini-border collection
£57.99 £46.39
6 × 9cm plants
Bollywood - Easyplanter for hanging baskets & patio pots

20% off

Bollywood - Easyplanter for hanging baskets & patio pots
£26.99 £21.59
Easyplanter
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Botanical Tales dahlia collection

New

20% off

Botanical Tales dahlia collection
From £14.20
1 × collection | 2 tubers
2 + 1 FREE collections | 6 tubers
Bridal bouquet - Easyplanter for hanging baskets & patio pots

20% off

Bridal bouquet - Easyplanter for hanging baskets & patio pots
£26.99 £21.59
Easyplanter
Bright and bold sweet pea collection

20% off

Bright & bold sweet pea collection
£9.97 £7.98
1 × collection
Bruised dahlia collection

New

20% off

Bruised dahlia collection
From £13.59
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
Bumbleberry Jam - Easyplanter for hanging baskets & patio pots

New

20% off

Bumbleberry Jam - Easyplanter for hanging baskets & patio pots
£26.99 £21.59
Easyplanter
Burnt sugar dahlia collection

Best Seller

20% off

Burnt sugar dahlia collection
From £15.16
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
Calibrachoa Cabaret Early Pink (PBR) (Cabaret Series)

20% off

Calibrachoa 'Cabaret Early Pink' (Cabaret Series)
From £8.79
5 × rooted cuttings
10 + 5 FREE rooted cuttings
Candyfloss dahlia collection

New

20% off

Candyfloss dahlia collection
From £19.16
1 × collection | 4 tubers
2 + 1 FREE collections | 12 tubers
Chocolate orange container plant collection

20% off

Chocolate orange container plant collection
From £17.58
1 × bedding collection | 10 plants
2+1 FREE bedding collections | 30 plants
Chocolate orange dahlia collection

New

20% off

Chocolate orange dahlia collection
From £14.20
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
Chocolate orange pollinator dahlia collection

20% off

Chocolate orange pollinator dahlia collection
From £14.39
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
1 star 1 star 1 star 1 star 1 star (1)
Classic Canna collection

20% off

Classic canna collection
From £23.16
1 × collection | 3 bare root plants
2 + 1 FREE collections | 9 bare roots
Classic cottage alba amethyst combination

20% off

Classic cottage alba amethyst combination
From £31.97
4 plants | 1 of each
12 plants | 3 of each
Classic cottage alba combination

20% off

Classic cottage alba combination
From £32.77
4 plants | 1 of each
12 plants | 3 of each
Classic cottage apricot combination

20% off

Classic cottage apricot combination
From £31.97
4 plants | 1 of each
12 plants | 3 of each
Classic cottage dusky Rozanne combination

20% off

Classic cottage dusky Rozanne combination
From £36.77
4 plants | 1 of each
12 plants | 3 of each
Coffee and cream dahlia collection

Best Seller

20% off

Coffee & cream dahlia collection
From £19.16
1 × collection | 4 tubers
2 + 1 FREE collections | 12 tubers
Comfortably Plum - Easyplanter for hanging baskets & patio pots

New

20% off

Comfortably Plum - Easyplanter for hanging baskets & patio pots
£26.99 £21.59
Easyplanter
Cool & calm container plant collection

New

20% off

Cool & calm container plant collection
From £27.18
1 × bedding collection | 15 plants
2+1 FREE bedding collections | 45 plants
Cool tones plant combination

20% off

Cool tones plant combination
£22.98 £18.38
2 × plants | 1 of each
Cosmos bipinnatus Antiquity

20% off

Cosmos bipinnatus 'Antiquity'
From £8.79
5 × seedlings | jumbo
10 + 5 FREE seedlings | jumbo
40 + 20 FREE seedlings
1 star 1 star 1 star 1 star 1 star (2)
Cosmos bipinnatus Razzmatazz Series

20% off

Cosmos bipinnatus 'Razzmatazz Series'
From £14.79
40 + 20 FREE seedlings
0.75 star 1 star 1 star 1 star 1 star (8)
Cosmos bipinnatus Sonata Hot Pink Mixed

20% off

Cosmos bipinnatus Sonata Hot Pink Mixed
£39.99 £31.99
40 + 20 FREE seedlings
0.75 star 1 star 1 star 1 star 1 star (9)
Cosmos bipinnatus Sonata White ('Pas1789') (Sonata Series)

20% off

Cosmos bipinnatus Sonata White ('Pas1789') (Sonata Series)
From £7.99
5 × seedlings | jumbo
10 + 5 FREE seedlings | jumbo
0 star 0.5 star 1 star 1 star 1 star (2)
Classic cottage mini-border collection

20% off

Cottage garden mini-border collection
£64.99 £51.99
6 × 9cm plants
Cottage garden showstoppers mini-border collection

20% off

Cottage garden showstoppers mini-border collection
£71.99 £57.59
6 × 9cm plants
Crocosmia collection

20% off

Crocosmia collection
From £14.36
1 × collection | 30 bulbs
2 + 1 FREE collections | 90 bulbs
Cutting garden dahlia collection

New

20% off

Cutting garden dahlia collection
From £23.16
1 × collection | 5 tubers
2 + 1 FREE collections | 15 tubers
Dark leaved Bishop dahlia collection

20% off

Dark leaved bishop dahlia collection
From £14.36
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
Dazzling dahlia collection

20% off

Dazzling dahlia collection
From £14.36
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
Deep reds dahlia collection

20% off

Deep reds dahlia collection
From £14.36
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
Dinner plates dahlia collection

20% off

Dinner plates dahlia collection
From £13.80
1 × collection | 3 tubers
2 + 1 FREE collections | 9 tubers
Dots & spires plant combination

20% off

Dots & spires plant combination
£30.97 £24.78
3 × plants
Dry shade plant combination

20% off

Dry shade plant combination
£37.96 £30.37
4 × plants | 1 of each
Dry sun plant combination

20% off

Dry sun plant combination
£29.96 £23.97
4 × plants | 1 of each
Echinops and Achillea plant combination

20% off

Echinops & Achillea plant combination
£56.94 £45.55
6 × plants | 3 of each
Jewel garden plant combination

20% off

Echinops & Salvia plant combination
£71.94 £57.55
6 × plants | 3 of each
Edible flowers plant and seed combination

20% off

Edible flowers plant & seed combination
£33.26 £26.61
4 × plants | 1 of each
Elegant cutting garden collection

20% off

Elegant cutting garden collection
£13.16 £10.53
1 × collection
Endless scent container plant collection

New

20% off

Endless scent container plant collection
From £19.18
1 × bedding collection | 10 plants
2+1 FREE bedding collections | 30 plants
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