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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
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Evergreen / deciduous
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Indoor plants by room
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Chelsea plant of year
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Used at Chelsea
Kitchen garden planting guidelines
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Showing Flowering month : September clear all
1670 items
Jewel garden plant combination

20% off

Echinops & Salvia plant combination
£71.94 £57.55
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Edible flowers plant and seed combination
Edible flowers plant & seed combination
£29.26 £28.44
4 × plants | 1 of each available to order from autumn
Elegant cutting garden collection

25% off

Elegant cutting garden collection
£13.06 £9.80
1 × collection In stock (shipped within 2-3 working days)
3 × Erigeron karvinskianus and embossed aged planter
Erigeron karvinskianus and an embossed aged planter
£100.24
Fashion beauties dahlia collection
Fashion beauties 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
Four seasons clematis collection
Four seasons clematis collection
£62.96
1 × collection | 4 plants available to order from autumn
Scented begonia collection
Fragrant begonia collection
£14.95 - £29.90
1 × collection | 3 tubers Unavailable
2 + 1 FREE collections | 9 tubers Unavailable
Giant dinnerplate dahlia collection
Giant dinnerplate 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
Hedychium collection
ginger lily collection
£26.95 - £33.90
1 × collection | 3 bulbs available to order from winter
2 + 1 FREE collections | 9 bulbs available to order from winter
Heliopsis and Miscanthus plant combination
Heliopsis & Miscanthus plant combination
£65.94 £52.75
6 × plants | 3 of each available to order from autumn
Hydrangea and tulip pot combination
Hydrangea & tulip pot combination
£113.98
Icing sugar sweet pea seed collection
Icing sugar sweet pea seed collection
£9.07 £6.75
1 × collection available to order from autumn
Large Coffee and cream dahlia collection
Large Coffee & cream 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
Lathyrus latifolius collection
Lathyrus latifolius collection
£29.99 - £59.98
1 × collection available to order from autumn
2 + 1 FREE collections available to order from autumn
Lavender Hidcote and trough combination
Lavender Hidcote & trough combination
£63.49
3 × plants In stock (shipped within 2-3 working days)
Lavish and lush sweet pea collection
Lavish & lush sweet pea collection
£7.27 £4.92
1 × collection available to order from autumn
Linaria maroccana Licilia collection

25% off

Linaria maroccana 'Licilia collection'
£5.98 £4.48
2 packets of seeds In stock (shipped within 2-3 working days)
Long flowering plant combination (pink, purple and white)
Long-flowering plant combination (pink, purple & white)
£35.96 £34.56
4 × plants | 1 of each available to order from autumn
Lythrum and Campanula plant combination

20% off

Lythrum & Campanula plant combination
£53.94 £43.15
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Erigeron karvinskianus & hanging aged ribbed bowl combination

20% off

Mexican fleabane & hanging aged ribbed bowl combination
£55.96 £51.77
Midnight shadows container plant collection
Midnight shadows container plant collection
£45.96 - £91.92
1 × bedding collection | 20 plants sold out
2+1 FREE bedding collections | 60 plants sold out
Moody blues plant combination

20% off

Moody blues plant combination
£27.97 £23.97
3 × plants In stock (shipped within 2-3 working days)
Nepeta and terracotta pot combination
Nepeta & terracotta pot combination
£166.96
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
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