Use code SALE10 at checkout for an extra 10% off summer sale plants | Shop now

Up to 50% off summer products sale | Shop now

Use code SALE10 at checkout for an extra 10% off summer sale plants | Shop now

Up to 50% off summer products sale | Shop now

Use code SALE10 at checkout for an extra 10% off summer sale plants | Shop now

Up to 50% off summer products sale | Shop now

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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
Bulb planting time
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Bedding planting time
Chelsea plant of year
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Hardy
Leaf colour
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Used at Chelsea
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Available items
Showing Flowering month : September clear all
885 items
Salvia uliginosa African Skies
Salvia uliginosa 'African Skies'
£9.99 - £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 5.0 5 2
Chamaenerion angustifolium Album
Chamaenerion angustifolium 'Album'
£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)
0.5 star 1 star 1 star 1 star 1 star 4.6 5 5
Lupinus Chandelier (Band of Nobles Series)

40% off

SALE10 for extra 10% off

Lupinus 'Chandelier' (Band of Nobles Series)
£5.99 - £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 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 6
Monarda Fireball (PBR)
Monarda 'Fireball' (PBR)
£8.99 - £16.95
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
Salvia patens
Salvia patens
£9.99 - £23.99
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 3.7 5 3
Penstemon Pensham Laura (Pensham Series)
Penstemon 'Pensham Laura' (Pensham Series)
£8.99 - £37.99
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 6
Pilosella aurantiaca
Pilosella aurantiaca
£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)
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
Rudbeckia fulgida var. deamii
£10.99 - £44.99
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 4.8 5 14
Geranium Elke
Geranium 'Elke'
£9.99 - £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)
0.5 star 1 star 1 star 1 star 1 star 4.5 5 15
Salvia guaranitica Black and Blue

30% off

SALE10 for extra 10% off

Salvia guaranitica 'Black and Blue'
£6.99 - £42.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
2 litre pot 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 4.5 5 10
Lobelia × speciosa Hadspen Purple (PBR)

30% off

SALE10 for extra 10% off

Lobelia × speciosa 'Hadspen Purple' (PBR)
£7.69 - £17.49
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
Achillea Taygetea
Achillea 'Taygetea'
£9.99 - £22.99
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 5.0 5 1
Sanguisorba officinalis Pink Tanna

40% off

SALE10 for extra 10% off

Sanguisorba officinalis 'Pink Tanna'
£7.79 - £26.99
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)
1 star 1 star 1 star 1 star 1 star 5.0 5 2
Penstemon Hidcote Pink
Penstemon 'Hidcote Pink'
£8.99 - £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 5.0 5 3
Rudbeckia laciniata Herbstsonne
Rudbeckia laciniata 'Herbstsonne'
£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)
0.75 star 1 star 1 star 1 star 1 star 4.8 5 16
Euphorbia griffithii Fireglow
Euphorbia griffithii 'Fireglow'
£12.99 - £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)
Geranium clarkei Kashmir White
Geranium clarkei 'Kashmir White'
£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)
0.75 star 1 star 1 star 1 star 1 star 4.8 5 5
Actaea simplex Pink Spike

30% off

SALE10 for extra 10% off

Actaea simplex 'Pink Spike'
£10.49 - £24.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Echinacea Tomato Soup (PBR)
Echinacea 'Tomato Soup' (PBR)
£14.99 - £57.99
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
0 star 0.5 star 1 star 1 star 1 star 3.6 5 5
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