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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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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
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All items
Showing Flowering month : September clear all
1671 items
Lavandula angustifolia Arctic Snow

20% off

Lavandula angustifolia 'Arctic Snow'
£6.39 - £31.99
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)
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
0.25 star 1 star 1 star 1 star 1 star 4.3 5 8
Delosperma cooperi Jewel of Desert Garnet (PBR) (Jewel of Desert Series)

20% off

Delosperma cooperi 'Jewel of Desert Garnet' (PBR) (Jewel of Desert Series)
£6.39 - £27.99
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)
0.25 star 1 star 1 star 1 star 1 star 4.3 5 9
Delosperma cooperi Hot Pink Wonder ('Wowdry1') (PBR) (Wheels of Wonder Series)

20% off

Delosperma cooperi Hot Pink Wonder ('Wowdry1') (Wheels of Wonder Series) (PBR)
£6.39 - £27.99
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)
1 star 1 star 1 star 1 star 1 star 5.0 5 2
Delosperma White Wonder ('Wowdw7') (Wheels of Wonder Series) (PBR)

20% off

Delosperma White Wonder ('Wowdw7') (Wheels of Wonder Series) (PBR)
£6.39 - £27.99
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)
0 star 0 star 1 star 1 star 1 star 3.0 5 1
Erodium × variabile William Bishop

20% off

Erodium × variabile 'Bishop's Form'
£6.39 - £27.99
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)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Campanula carpatica Blaue Clips
Campanula carpatica 'Blaue Clips'
£6.39 - £26.39
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
6 × 9cm pots available to order from autumn
0.5 star 1 star 1 star 1 star 1 star 4.5 5 4
Origanum vulgare

20% off

oregano
£6.39 - £12.78
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Vinca minor Atropurpurea

20% off

Vinca minor 'Atropurpurea'
£6.39 - £26.39
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)
0 star 0.75 star 1 star 1 star 1 star 3.7 5 3
Pelargonium Concolor Lace
Pelargonium 'Concolor Lace'
£6.39 - £12.78
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0 star 1 star 1 star 1 star 1 star 4.0 5 1
Pelargonium Sweet Mimosa
Pelargonium 'Sweet Mimosa'
£6.39 - £12.78
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Pelargonium Cola Bottles
Pelargonium 'Cola Bottles'
£6.39 - £12.78
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Pelargonium Prince of Orange
Pelargonium 'Prince of Orange'
£6.39 - £12.78
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Pelargonium (Fragrans Group) Fragrans Variegatum
Pelargonium (Fragrans Group) 'Fragrans Variegatum'
£6.39 - £12.78
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Arctotis × hybrida hort. Red Devil
Arctotis × hybrida 'Red Devil'
£6.39 - £12.78
1 litre pot available to order from autumn
2 + 1 FREE 1 litre pots available to order from autumn
Arctotis × hybrida hort. Wine
Arctotis × hybrida 'Wine'
£6.39 - £12.78
1 litre pot available to order from autumn
2 + 1 FREE 1 litre pots available to order from autumn
Arctotis × hybrida hort. Flame
Arctotis × hybrida 'Flame'
£6.39 - £12.78
1 litre pot available to order from autumn
2 + 1 FREE 1 litre pots available to order from autumn
Liriope muscari Moneymaker

50% off

Liriope muscari 'Moneymaker'
£6.50 - £16.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Hakonechloa macra Beni-kaze
Hakonechloa macra 'Beni-kaze'
£6.50 - £15.00
9cm pot sold out
3 × 9cm pots sold out
Anemone × hybrida Whirlwind

40% off

Anemone × hybrida 'Whirlwind'
£6.59 - £25.79
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)
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)
Icing sugar sweet pea seed collection
Icing sugar sweet pea seed collection
£9.07 £6.75
1 × collection available to order from autumn
Pastel sweet pea collection
Pastel sweet pea collection
£9.27 £6.93
1 × collection available to order from autumn
Strongly-scented sweet pea collection
Strongly-scented sweet pea collection
£9.27 £6.95
1 × collection available to order from autumn
Achillea Moonshine

20% off

Achillea 'Moonshine'
£7.19 - £35.99
9cm pot In stock (shipped within 2-3 working days)
2 litre 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)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Calluna vulgaris Dark Beauty
Calluna vulgaris 'Dark Beauty'
£7.19 - £18.39
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
1 star 1 star 1 star 1 star 1 star
Achillea filipendulina Cloth of Gold

20% off

Achillea filipendulina 'Cloth of Gold'
£7.19 - £31.99
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)
0.25 star 1 star 1 star 1 star 1 star
Artemisia ludoviciana Silver Queen

Up to 40%

Artemisia ludoviciana 'Silver Queen'
£7.19 - £29.59
9cm pot In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Aster × frikartii Mönch

20% off

Aster × frikartii 'Mönch'
£7.19 - £35.99
9cm pot In stock (shipped within 2-3 working days)
2 litre 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)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Nepeta racemosa Walker's Low

20% off

Nepeta racemosa 'Walker's Low'
£7.19 - £31.99
9cm pot In stock (shipped within 2-3 working days)
2 litre 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)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Nepeta × faassenii

20% off

Nepeta × faassenii
£7.19 - £35.99
9cm pot In stock (shipped within 2-3 working days)
2 litre 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)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Origanum Kent Beauty

20% off

Origanum 'Kent Beauty'
£7.19 - £30.39
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)
1 star 1 star 1 star 1 star 1 star
Penstemon Apple Blossom

20% off

Penstemon 'Apple Blossom'
£7.19 - £29.59
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)
0.5 star 1 star 1 star 1 star 1 star
Penstemon Sour Grapes M. Fish

20% off

Penstemon 'Sour Grapes' M. Fish
£7.19 - £29.59
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)
0 star 1 star 1 star 1 star 1 star
Salvia nemorosa Ostfriesland

20% off

Salvia nemorosa 'Ostfriesland'
£7.19 - £37.99
9cm pot In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Stachys byzantina Big Ears

20% off

Stachys byzantina 'Big Ears'
£7.19 - £27.99
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)
0.25 star 1 star 1 star 1 star 1 star
Canna Tropicanna Black ('Lon01') (PBR)
Canna Tropicanna Black ('Lon01') (PBR)
£7.19 - £16.80
1 × rhizome available to order from winter
3 × rhizomes available to order from winter
0.5 star 1 star 1 star 1 star 1 star
Hedychium gardnerianum
Hedychium gardnerianum
£7.19 - £19.20
1 × tuber available to order from winter
3 × tubers available to order from winter
1 star 1 star 1 star 1 star 1 star
Ageratina altissima Chocolate

20% off

Ageratina altissima 'Chocolate'
£7.19 - £31.99
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)
1 star 1 star 1 star 1 star 1 star
Artemisia ludoviciana Valerie Finnis

20% off

Artemisia ludoviciana 'Valerie Finnis'
£7.19 - £28.79
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)
0.5 star 1 star 1 star 1 star 1 star
Verbena hastata f. Rosea

20% off

Verbena hastata f. 'Rosea'
£7.19 - £27.99
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)
1 star 1 star 1 star 1 star 1 star
Galega orientalis

New

Galega orientalis
£7.19 - £18.39
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Cosmos atrosanguineus

20% off

Cosmos atrosanguineus
£7.19 - £27.99
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)
0 star 1 star 1 star 1 star 1 star
Oenothera lindheimeri Rosyjane ('Harrosy') (PBR)

20% off

Oenothera lindheimeri Rosyjane ('Harrosy') (PBR)
£7.19 - £30.39
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)
0.75 star 1 star 1 star 1 star 1 star
Verbena rigida

20% off

Verbena rigida
£7.19 - £27.99
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)
1 star 1 star 1 star 1 star 1 star
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