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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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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
1684 items
Abelia × grandiflora

20% off

Abelia × grandiflora
£18.39 - £75.99
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)
7.5 litre pot | 60 - 80cm tall available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.7 5 10
Abelia × grandiflora Kaleidoscope (PBR)

20% off

Abelia × grandiflora 'Kaleidoscope' (PBR)
£18.39 - £71.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
7.5 litre pot | 60 - 80cm tall In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star 4.7 5 3
Abelia × grandiflora Lucky Lots ('Wevo2') (PBR)
Abelia × grandiflora Lucky Lots ('Wevo2') (PBR)
£24.99
2 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Abutilon Canary Bird
Abutilon 'Canary Bird'
£32.99
3 litre pot | 60cm cane In stock (shipped within 2-3 working days)
Abutilon megapotamicum
Abutilon megapotamicum
£29.99
3 litre pot | 60cm cane available to order from autumn
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Achillea Credo

20% off

Achillea 'Credo'
£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 4.6 5 11
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 4.7 5 22
Achillea Terracotta

20% off

Achillea 'Terracotta'
£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)
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 4.4 5 17
Achillea Walther Funcke

20% off

Achillea 'Walther Funcke'
£7.99 - £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)
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 4.7 5 10
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 4.3 5 23
Achillea millefolium
Achillea millefolium
£2.99 - £34.99
approx 400 seeds 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)
6 × 9cm pots In stock (shipped within 2-3 working days)
Achillea millefolium Red Velvet

20% off

Achillea millefolium 'Red Velvet'
£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 4.4 5 14
Actaea Queen of Sheba (PBR)

20% off

Actaea 'Queen of Sheba' (PBR)
£11.99 - £27.19
9cm pot In stock (shipped within 2-3 working days)
3 × 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)
Agapanthus BlackJack ('Dwaghyb02') (PBR)
Agapanthus BlackJack ('Dwaghyb02') (PBR)
£16.99 - £99.99
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
Agapanthus Dokter Brouwer
Agapanthus 'Dokter Brouwer'
£4.99 - £12.00
1 × bare root plant available to order from winter
3 × bare root plants available to order from winter
Agapanthus Emerald Ice (PBR)

New

Agapanthus 'Emerald Ice' (PBR)
£14.99 - £39.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Agapanthus Headbourne hybrids
Agapanthus 'Headbourne hybrids'
£14.99 - £32.99
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 3.5 5 4
Agapanthus Midnight Star

20% off

Agapanthus 'Midnight Star'
£11.19 - £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 4.4 5 5
Agapanthus Polar Ice
Agapanthus 'Polar Ice'
£5.99 - £11.98
1 × bare root plant available to order from winter
2 + 1 FREE bare root plants available to order from winter
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
Agapanthus africanus
Agapanthus africanus
£13.99 - £69.99
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)
0.25 star 1 star 1 star 1 star 1 star
Agapanthus africanus Albus
Agapanthus africanus 'Albus'
£13.99 - £69.99
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 0 star 1 star 1 star 1 star
Agapanthus collection
Agapanthus collection
£10.95 - £21.90
1 × collection | 2 bare root plants available to order from winter
2 + 1 FREE collections | 6 bare roots available to order from winter
Agapanthus Fireworks ('Mdb001') (PBR)

20% off

Agapanthus Fireworks ('Mdb001') (PBR)
£14.99 - £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)
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
Agapanthus Midnight Moon ('DWHYB20') (PBR)

New

Agapanthus Midnight Moon ('DWHYB20') (PBR)
£12.79 - £30.39
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Agapanthus Poppin' Purple ('MP003') (PBR) (Everpanthus Series)
Agapanthus Poppin' Purple ('MP003') (PBR) (Everpanthus Series)
£13.59 - £31.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Agapanthus praecox subsp. orientalis Zambezi ('Kek5006')

New

Agapanthus praecox subsp. orientalis Zambezi ('Kek5006')
£24.99 - £64.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Agapanthus Queen Mum ('Pmn06') (PBR)
Agapanthus Queen Mum ('Pmn06') (PBR)
£15.75 - £24.75
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
0 star 0 star 0 star 1 star 1 star
Agapanthus Twister ('Ambic001') (PBR)
Agapanthus Twister ('Ambic001') (PBR)
£15.99 - £74.99
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)
0.25 star 1 star 1 star 1 star 1 star
Agastache and Angelica plant combination

20% off

Agastache & Angelica plant combination
£65.94 £52.75
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Agastache and Helenium plant combination

20% off

Agastache & Helenium plant combination
£59.94 £47.95
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Agastache Blackadder

20% off

Agastache 'Blackadder'
£7.19 - £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 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
Agastache Blue Boa (PBR)

20% off

Agastache 'Blue Boa' (PBR)
£7.19 - £52.99
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
0.5 star 1 star 1 star 1 star 1 star
Agastache Blue Fortune

20% off

Agastache 'Blue Fortune'
£7.19 - £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 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
Agastache foeniculum Alabaster

20% off

Agastache foeniculum 'Alabaster'
£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)
0.75 star 1 star 1 star 1 star 1 star
Agastache rugosa Little Adder

20% off

Agastache rugosa 'Little Adder'
£7.99 - £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)
Agastache rugosa Beelicious Pink ('Agapk') (PBR)
Agastache rugosa Beelicious Pink ('Agapk') (PBR)
£7.99 - £34.39
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
6 × 9cm pots available to order from autumn
1 star 1 star 1 star 1 star 1 star
Agastache rugosa Beelicious Purple ('Agapd') (PBR)

20% off

Agastache rugosa Beelicious Purple ('Agapd') (PBR)
£7.99 - £52.99
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
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
Agrostemma githago
Agrostemma githago
£3.29
approx 75 seeds In stock (shipped within 2-3 working days)
Alchemilla mollis

20% off

Alchemilla mollis
£2.79 - £31.99
approx 75 seeds In stock (shipped within 2-3 working days)
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
Alisma subcordatum
Alisma subcordatum
£27.99 - £39.99
3 × 9cm pots available to order from summer
3 × 1 litre aquatic pots available to order from summer
Alocasia Tiny Dancers

New

Alocasia 'Tiny Dancers'
£16.99
12cm pot | 30cm tall In stock (shipped within 1-2 working days)
Alstroemeria Beach Valley (Summer Paradise - Valley Series)
Alstroemeria Beach Valley (Summer Paradise - Valley Series)
£24.99 - £56.99
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
Alstroemeria Inticancha Paraíso ('Tesparai') (PBR) (Inticancha Series)
Alstroemeria Inticancha Paraiso ('Tesparai') (PBR) (Inticancha Series)
£24.99 - £56.99
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
Alstroemeria Valley Girl ('Tesvalgirl') (Summer Paradise - Valley Series)
Alstroemeria Valley Girl ('Tesvalgirl') (Summer Paradise - Valley Series)
£22.99 - £56.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Alstroemeria Valley Wild ('Tesvalwild') (Summer Paradise - Valley Series)
Alstroemeria Valley Wild ('Tesvalwild') (Summer Paradise - Valley Series)
£22.99 - £56.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
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