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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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Sowing month outside
Multibuy packs
Ready made borders
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Leaf colour
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Used at Chelsea
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All items
Showing Flowering month : September clear all
122 items
Lobelia cardinalis Queen Victoria
Lobelia cardinalis 'Queen Victoria'
£21.99 - £39.99
1 litre aquatic pot Delivery by trusted supplier within 1 week
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
3 × 9cm pots available to order from summer
Dry sun plant combination

25% off

Dry sun plant combination
£29.96 £29.21
4 × plants | 1 of each In stock (shipped within 2-3 working days)
Nerine collection
Nerine collection
£14.95 - £29.90
1 × collection | 3 bulbs available to order from winter
2 + 1 FREE collections | 9 bulbs available to order from winter
Hibiscus syriacus Woodbridge
Hibiscus syriacus 'Woodbridge'
£29.99 - £89.99
2 litre pot In stock (shipped within 2-3 working days)
12 litre pot | 60 - 80cm tall In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Clematis heracleifolia Cassandra
Clematis heracleifolia 'Cassandra'
£29.99
3 litre pot | 60cm cane available to order from autumn
Hibiscus syriacus Oiseau Bleu
Hibiscus syriacus 'Oiseau Bleu'
£32.99
2 litre pot available to order from autumn
0.5 star 1 star 1 star 1 star 1 star 4.5 5 10
Clematis New Love (PBR)
Clematis 'New Love' (PBR)
£32.99
2 litre pot available to order from autumn
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
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
Lobelia siphilitica
Lobelia siphilitica
£21.99 - £39.99
1 litre aquatic pot available to order from summer
3 × 1 litre aquatic pots available to order from summer
Houttuynia cordata Boo-Boo
Houttuynia cordata 'Boo-Boo'
£21.99 - £39.99
1 litre aquatic pot Delivery by trusted supplier within 1 week
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
3 × 9cm pots available to order from summer
3 litre aquatic pot available to order from summer
Physostegia virginiana
Physostegia virginiana
£21.99 - £39.99
1 litre aquatic pot available to order from summer
3 × 1 litre aquatic pots available to order from summer
Stachys palustris
Stachys palustris
£21.99 - £39.99
1 litre aquatic pot available to order from summer
3 × 9cm pots available to order from summer
3 × 1 litre aquatic pots available to order from summer
Contemporary plant combination
Contemporary plant combination
£43.96
4 × plants | 1 of each In stock (shipped within 2-3 working days)
Lythrum and Campanula plant combination
Lythrum & Campanula plant combination
£53.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Golden prairie plant combination
Golden prairie plant combination
£53.96
4 × plants | 1 of each available to order from autumn
Echinops and Achillea plant combination
Echinops & Achillea plant combination
£56.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Aquilegia and Anemanthele plant combination
Aquilegia & Anemanthele plant combination
£59.94
6 × plants | 3 of each available to order from autumn
Agastache and Angelica plant combination
Agastache & Angelica plant combination
£65.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Heliopsis and Miscanthus plant combination
Heliopsis & Miscanthus plant combination
£65.94
6 × plants | 3 of each available to order from autumn
Chelsea showstoppers mini-border collection

New

Chelsea showstoppers mini-border collection
£69.99 - £142.98
6 × 9cm plants Unavailable
with zinc dolly pot - large Ø46 × H40cm In stock (shipped within 2-3 working days)
Smoky perennial cutting garden collection
Smoky perennial cutting garden collection
£158.90
1 × collection available to order from autumn
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