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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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Available items
Showing Flowering month : September clear all
998 items
Agapanthus Poppin' Purple ('MP003') (PBR) (Everpanthus Series)

25% off

Agapanthus Poppin' Purple ('MP003') (PBR) (Everpanthus Series)
£12.74 - £29.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots Unavailable
Seedballs wildlife collection

25% off

Seedballs wildlife collection
£16.99 £12.74
set of 6 In stock (shipped within 2-3 working days)
Agastache Blue Fortune

25% off

Agastache 'Blue Fortune'
£6.74 - £33.74
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 4.7 5 38
Phlox paniculata Franz Schubert

25% off

Phlox paniculata 'Franz Schubert'
£13.49 - £29.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0 star 0 star 1 star 1 star 1 star 3.0 5 2
Hypericum × hidcoteense Hidcote

25% off

Hypericum × hidcoteense 'Hidcote'
£17.99 £13.49
2 litre pot In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star 4.4 5 11
Hypericum × moserianum Tricolor

25% off

Hypericum × moserianum 'Tricolor'
£17.99 £13.49
2 litre pot In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star 4.5 5 2
Vinca major Variegata

25% off

Vinca major 'Variegata'
£17.99 £13.49
2 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 3
Dahlia Vancouver

25% off

Dahlia 'Vancouver'
£13.49 - £26.99
3 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 3 litre pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star 4.7 5 3
Lavandula angustifolia Munstead

25% off

Lavandula angustifolia 'Munstead'
£5.99 - £44.99
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)
5 litre pot In stock (shipped within 2-3 working days)
5 × 2 litre pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star 4.5 5 21
Lavandula angustifolia Rosea

25% off

Lavandula angustifolia 'Rosea'
£5.99 - £29.99
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 star 1 star 1 star 1 star 1 star 4.0 5 3
Hydrangea macrophylla Black Steel Zambia (Black Steel Series)

25% off

Hydrangea macrophylla 'Black Steel Zambia' (Black Steel Series)
£17.99 £13.49
1.5 litre pot In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star 4.7 5 7
Hydrangea macrophylla Blushing Bride

25% off

Hydrangea macrophylla 'Blushing Bride'
£17.99 £13.49
2 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 6
Hydrangea macrophylla Dark Angel Red

25% off

Hydrangea macrophylla 'Dark Angel Red'
£17.99 £13.49
2 litre pot In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star 4.8 5 6
Hydrangea macrophylla Little Pink

25% off

Hydrangea macrophylla 'Little Pink'
£17.99 £13.49
2 litre pot In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star 4.0 5 1
Dahlia Islander

25% off

Dahlia 'Islander'
£13.49 - £26.99
3 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 3 litre pots In stock (shipped within 2-3 working days)
Dahlia Apache

25% off

Dahlia 'Apache'
£13.49 - £26.99
3 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 3 litre pots In stock (shipped within 2-3 working days)
Dahlia Cornel

25% off

Dahlia 'Cornel'
£13.49 - £26.99
3 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 3 litre pots In stock (shipped within 2-3 working days)
Liriope muscari

25% off

Liriope muscari
£9.74 - £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)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star 4.4 5 28
Hylotelephium spectabile Stardust

25% off

Hylotelephium spectabile 'Stardust'
£14.24 - £33.74
2 litre pot 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 10
Hylotelephium Matrona

25% off

Hylotelephium 'Matrona'
£7.49 - £33.74
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
1 star 1 star 1 star 1 star 1 star 4.9 5 11
Phlomis russeliana

25% off

Phlomis russeliana
£7.49 - £33.74
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
0.5 star 1 star 1 star 1 star 1 star
Lavandula angustifolia Melissa Lilac ('Dow4') (PBR)

25% off

Lavandula angustifolia Melissa Lilac ('Dow4') (PBR)
£5.99 - £29.99
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
0.75 star 1 star 1 star 1 star 1 star
Panicum virgatum Shenandoah

25% off

Panicum virgatum 'Shenandoah'
£7.49 - £37.49
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
Campanula lactiflora Loddon Anna

25% off

Campanula lactiflora 'Loddon Anna'
£6.74 - £33.74
9cm pot In stock (shipped within 2-3 working days)
3 × 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
0.5 star 1 star 1 star 1 star 1 star
Leucanthemum × superbum Banana Cream

25% off

Leucanthemum × superbum 'Banana Cream'
£8.24 - £37.49
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)
0.75 star 1 star 1 star 1 star 1 star
Perovskia Blue Spire

25% off

Perovskia 'Blue Spire'
£5.99 - £67.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
2 litre pot 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)
6 × 2 litre pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Buddleja davidii White Profusion

25% off

Buddleja davidii 'White Profusion'
£14.99 - £52.49
2 litre pot In stock (shipped within 2-3 working days)
10 litre pot | 80 - 100cm tall available to order from autumn
1 star 1 star 1 star 1 star 1 star
Buddleja davidii Black Knight

25% off

Buddleja davidii 'Black Knight'
£14.99 - £52.49
2 litre pot In stock (shipped within 2-3 working days)
10 litre pot | 80 - 100cm tall available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Hakonechloa macra Alboaurea

25% off

Hakonechloa macra 'Alboaurea'
£14.99 - £37.49
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0 star 0.75 star 1 star 1 star 1 star
Anemone × hybrida September Charm

25% off

Anemone × hybrida 'September Charm'
£8.24 - £33.74
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
Echinacea purpurea White Swan

25% off

Echinacea purpurea 'White Swan'
£7.49 - £33.74
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
Fuchsia Mrs Popple

25% off

Fuchsia 'Mrs Popple'
£5.24 - £67.49
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 2 litre pots In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Fuchsia Riccartonii

25% off

Fuchsia 'Riccartonii'
£14.99 - £67.49
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 2 litre pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Caryopteris × clandonensis Dark Knight

25% off

Caryopteris × clandonensis 'Dark Knight'
£19.99 £14.99
2 litre pot In stock (shipped within 2-3 working days)
0 star 0.75 star 1 star 1 star 1 star
Sesleria autumnalis

25% off

Sesleria autumnalis
£14.99 - £37.49
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0 star 0 star 1 star 1 star 1 star
Miscanthus sinensis Malepartus

25% off

Miscanthus sinensis 'Malepartus'
£8.99 - £37.49
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
0.5 star 1 star 1 star 1 star 1 star
Fuchsia Hawkshead

25% off

Fuchsia 'Hawkshead'
£5.24 - £67.49
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 2 litre pots In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Anemanthele lessoniana

25% off

Anemanthele lessoniana
£7.49 - £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)
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Oenothera lindheimeri Whirling Butterflies

25% off

Oenothera lindheimeri 'Whirling Butterflies'
£6.74 - £33.74
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
0.75 star 1 star 1 star 1 star 1 star
Veronica Rhubarb and Custard ('Tull 302') (PBR)

25% off

Veronica Rhubarb and Custard ('Tull 302') (PBR)
£19.99 £14.99
2 litre pot In stock (shipped within 2-3 working days)
Hydrangea macrophylla Sheila (Dutch Ladies Series)

25% off

Hydrangea macrophylla 'Sheila' (Dutch Ladies Series)
£19.99 £14.99
2 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Geum Totally Tangerine (PBR)

25% off

Geum 'Totally Tangerine' (PBR)
£9.56 - £37.49
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
6 × 9cm pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Hydrangea macrophylla Dark Angel (Black Diamonds Series)

25% off

Hydrangea macrophylla 'Dark Angel' (Black Diamonds Series)
£19.99 £14.99
2 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Perovskia Silvery Blue ('Lissvery') (PBR)

25% off

Perovskia Silvery Blue ('Lissvery') (PBR)
£19.99 £14.99
2 litre pot In stock (shipped within 2-3 working days)
Agastache Blue Boa (PBR)

25% off

Agastache 'Blue Boa' (PBR)
£6.74 - £39.74
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
Hydrangea macrophylla Kardinal Violet

25% off

Hydrangea macrophylla 'Kardinal Violet'
£19.99 £14.99
2 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Humulus lupulus Magnum

25% off

Humulus lupulus 'Magnum'
£19.99 £14.99
1.5 litre pot In stock (shipped within 2-3 working days)
Heritage sweet pea seed gift box

25% off

Heritage sweet pea seed gift box
£19.99 £14.99
gift set In stock (shipped within 2-3 working days)
Schizachyrium scoparium Standing Ovation (PBR)

25% off

Schizachyrium scoparium 'Standing Ovation' (PBR)
£14.99 - £37.49
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Miscanthus sinensis Red Cloud ('Empmis01') (PBR)

New

25% off

Miscanthus sinensis Red Cloud ('Empmis01') (PBR)
£14.99 - £37.49
2 litre pot 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
Fuchsia Army Nurse

25% off

Fuchsia 'Army Nurse'
£14.99 - £67.49
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 2 litre pots In stock (shipped within 2-3 working days)
Fuchsia Genii

25% off

Fuchsia 'Genii'
£5.24 - £67.49
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 2 litre pots In stock (shipped within 2-3 working days)
Fuchsia Tom Thumb

25% off

Fuchsia 'Tom Thumb'
£5.24 - £67.49
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 2 litre pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Fuchsia Sunray

25% off

Fuchsia 'Sunray'
£14.99 - £67.49
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 2 litre pots In stock (shipped within 2-3 working days)
Hydrangea macrophylla Lanarth White

25% off

Hydrangea macrophylla 'Lanarth White'
£14.99 - £29.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0 star 0.5 star 1 star 1 star 1 star
Hydrangea macrophylla Ruby Tuesday (PBR)

25% off

Hydrangea macrophylla 'Ruby Tuesday' (PBR)
£19.99 £14.99
2 litre pot In stock (shipped within 2-3 working days)
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