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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
1670 items
Prunella vulgaris

25% off

Prunella vulgaris
£2.24 - £34.99
approx 100 seeds shipped within 2 weeks
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)
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 £60.55
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 £53.95
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 £7.48
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 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 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

25% off

Blue & white cutting garden collection
£11.06 £8.30
1 × collection In stock (shipped within 2-3 working days)
Bright and bold sweet pea collection

25% off

Bright & bold sweet pea collection
£8.97 £6.73
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

25% off

Cherry créme brûlée cutting garden collection
£23.73 £17.80
1 × collection In stock (shipped within 2-3 working days)
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