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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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Indoor plants by room
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Used at Chelsea
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Showing Flowering month : September clear all
1699 items
Ceratostigma plumbaginoides

20% off

Ceratostigma plumbaginoides
£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 5.0 5 9
Penstemon Pensham Plum Jerkum (Pensham Series)

20% off

Penstemon 'Pensham Plum Jerkum' (Pensham Series)
£7.19 - £39.99
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 4.8 5 11
Centranthus ruber Albus
Centranthus ruber 'Albus'
£8.99 - £32.99
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 4.9 5 8
Phlox paniculata Starfire

20% off

Phlox paniculata 'Starfire'
£7.19 - £15.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star 4.4 5 5
Phlox paniculata Rembrandt

20% off

Phlox paniculata 'Rembrandt'
£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 5.0 5 2
Hosta Purple Heart
Hosta 'Purple Heart'
£11.99 - £49.99
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)
0.5 star 1 star 1 star 1 star 1 star 4.4 5 7
Rudbeckia subtomentosa Henry Eilers

20% off

Rudbeckia subtomentosa 'Henry Eilers'
£9.59 - £22.39
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 3
Iberis Masterpiece (PBR)
Iberis Masterpiece (PBR)
£8.99 - £39.99
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
Leucanthemum × superbum Banana Cream

20% off

Leucanthemum × superbum 'Banana Cream'
£8.79 - £19.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star 4.8 5 5
Salvia × sylvestris Rose Queen

20% off

Salvia × sylvestris 'Rose Queen'
£7.99 - £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)
0.5 star 1 star 1 star 1 star 1 star 4.4 5 5
Farfugium japonicum var. giganteum

New

20% off

Farfugium japonicum var. giganteum
£10.39 - £23.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Rudbeckia fulgida Early Bird Gold

20% off

Rudbeckia fulgida 'Early Bird Gold'
£10.39 - £23.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Salvia uliginosa African Skies

20% off

Salvia uliginosa 'African Skies'
£7.99 - £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)
1 star 1 star 1 star 1 star 1 star 5.0 5 3
Lupinus Chandelier (Band of Nobles Series)

50% off

Lupinus 'Chandelier' (Band of Nobles Series)
£5.00 - £44.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
2 litre pot sold out
3 × 2 litre pots sold out
0.25 star 1 star 1 star 1 star 1 star 4.3 5 6
Monarda Fireball (PBR)

20% off

Monarda 'Fireball' (PBR)
£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 5.0 5 3
Salvia patens

20% off

Salvia patens
£7.99 - £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 star 0.75 star 1 star 1 star 1 star 3.7 5 3
Penstemon Pensham Laura (Pensham Series)

20% off

Penstemon 'Pensham Laura' (Pensham Series)
£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 5.0 5 6
Eryngium yuccifolium

20% off

Eryngium yuccifolium
£10.39 - £26.39
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Pilosella aurantiaca
Pilosella aurantiaca
£7.99 - £34.99
9cm pot shipped within 2 weeks
3 × 9cm pots shipped within 2 weeks
6 × 9cm pots shipped within 2 weeks
Veronicastrum virginicum Lavendelturm
Veronicastrum virginicum 'Lavendelturm'
£12.99 - £29.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Rudbeckia fulgida var. deamii

20% off

Rudbeckia fulgida var. deamii
£8.79 - £35.99
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)
0.75 star 1 star 1 star 1 star 1 star
Salvia guaranitica Black and Blue

20% off

Salvia guaranitica 'Black and Blue'
£7.99 - £34.39
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
Phlox paniculata Mount Fuji

20% off

Phlox paniculata 'Mount Fuji'
£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)
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
Sanguisorba officinalis Pink Tanna

Up to 50%

Sanguisorba officinalis 'Pink Tanna'
£9.50 - £38.39
2 litre pot In stock (shipped within 2-3 working days)
9cm 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)
1 star 1 star 1 star 1 star 1 star
Penstemon Hidcote Pink

20% off

Penstemon 'Hidcote Pink'
£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)
1 star 1 star 1 star 1 star 1 star
Rudbeckia laciniata Herbstsonne

20% off

Rudbeckia laciniata 'Herbstsonne'
£7.99 - £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)
0.75 star 1 star 1 star 1 star 1 star
Euphorbia griffithii Fireglow

20% off

Euphorbia griffithii 'Fireglow'
£10.39 - £39.99
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)
Actaea simplex Pink Spike

20% off

Actaea simplex 'Pink Spike'
£11.99 - £43.99
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)
Succisa pratensis
Succisa pratensis
£14.99 - £34.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Glandularia Homestead Purple
Glandularia 'Homestead Purple'
£7.99 - £34.99
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)
Hylotelephium spectabile (Brilliant Group) Brilliant

20% off

Hylotelephium spectabile (Brilliant Group) 'Brilliant'
£7.99 - £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
Hylotelephium telephium (Atropurpureum Group) Purple Emperor

20% off

Hylotelephium telephium (Atropurpureum Group) 'Purple Emperor'
£7.99 - £19.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Hesperantha coccinea Wilfred H. Bryant

New

Hesperantha coccinea 'Wilfred H. Bryant'
£12.99 - £29.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Lysimachia atropurpurea Beaujolais

20% off

Lysimachia atropurpurea 'Beaujolais'
£7.99 - £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
Chrysanthemum Clara Curtis

20% off

Chrysanthemum 'Clara Curtis'
£7.99 - £18.39
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Geranium Sabani Blue ('Bremigo') (PBR)
Geranium Sabani Blue ('Bremigo') (PBR)
£12.99 - £29.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star
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
Symphyotrichum novae-angliae Purple Dome

20% off

Symphyotrichum novae-angliae 'Purple Dome'
£7.99 - £39.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
2 litre pot sold out
3 × 2 litre pots sold out
0.5 star 1 star 1 star 1 star 1 star
Angelica gigas

20% off

Angelica gigas
£10.39 - £39.99
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
Agapanthus Windsor Grey

20% off

Agapanthus 'Windsor Grey'
£12.99 - £59.99
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)
1 star 1 star 1 star 1 star 1 star
Salvia nemorosa Schwellenburg

20% off

Salvia nemorosa 'Schwellenburg'
£9.99 - £39.99
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 star 0.75 star 1 star 1 star 1 star
Helenium Ruby Thuesday

20% off

Helenium 'Ruby Thuesday'
£10.39 - £22.39
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0 star 0.75 star 1 star 1 star 1 star
Cool tones plant combination

20% off

Cool tones plant combination
£22.98 £18.38
2 × plants | 1 of each In stock (shipped within 2-3 working days)
Opposites attract plant combination

20% off

Opposites attract plant combination
£53.94 £47.95
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Dry sun plant combination

20% off

Dry sun plant combination
£29.96 £27.96
4 × plants | 1 of each In stock (shipped within 2-3 working days)
Edible flowers plant and seed combination
Edible flowers plant & seed combination
£33.26
4 × plants | 1 of each In stock (shipped within 2-3 working days)
Calamintha nepeta subsp. nepeta Blue Cloud

New

Calamintha nepeta subsp. nepeta 'Blue Cloud'
£9.99 - £24.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
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
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