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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.

Results found: 938
Abelia × grandiflora

20% off

Abelia × grandiflora
From £22.99
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Abelia × grandiflora Kaleidoscope (PBR)

20% off

Abelia × grandiflora 'Kaleidoscope' (PBR)
From £22.99
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Abelia × grandiflora Lucky Lots ('Wevo2') (PBR)
Abelia × grandiflora Lucky Lots ('Wevo2') (PBR)
£24.99
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RHS award of garden merit
Abutilon Canary Bird
Abutilon 'Canary Bird'
£32.99
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RHS award of garden merit
Abutilon megapotamicum
Abutilon megapotamicum
£29.99
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RHS award of garden merit
Achillea Credo
Achillea 'Credo'
From £9.99
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RHS award of garden merit
Achillea Moonshine
Achillea 'Moonshine'
From £8.99
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Pollinator
Achillea Terracotta
Achillea 'Terracotta'
From £9.99
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Pollinator
Achillea Walther Funcke
Achillea 'Walther Funcke'
From £9.99
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RHS award of garden merit
Achillea filipendulina Cloth of Gold
Achillea filipendulina 'Cloth of Gold'
From £8.99
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Pollinator
Achillea millefolium
Achillea millefolium
From £2.99
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RHS award of garden merit
Achillea millefolium Red Velvet
Achillea millefolium 'Red Velvet'
From £9.99
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Pollinator
Actaea Queen of Sheba (PBR)
Actaea 'Queen of Sheba' (PBR)
From £14.99
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Pollinator
Actaea simplex Pink Spike
Actaea simplex 'Pink Spike'
From £14.99
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Pollinator
Agapanthus BlackJack ('Dwaghyb02') (PBR)
Agapanthus BlackJack ('Dwaghyb02') (PBR)
From £16.99
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Agapanthus Headbourne hybrids
Agapanthus 'Headbourne hybrids'
From £14.99
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RHS award of garden merit
Agapanthus Midnight Star
Agapanthus 'Midnight Star'
From £13.99
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Agapanthus Windsor Grey
Agapanthus 'Windsor Grey'
From £12.99
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Agapanthus africanus
Agapanthus africanus
From £13.99
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Agapanthus africanus Albus
Agapanthus africanus 'Albus'
From £13.99
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RHS award of garden merit
Agapanthus Fireworks ('Mdb001') (PBR)
Agapanthus Fireworks ('Mdb001') (PBR)
From £14.99
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Agapanthus Poppin' Purple ('MP003') (PBR) (Everpanthus Series)
Agapanthus Poppin' Purple ('MP003') (PBR) (Everpanthus Series)
From £16.99
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New
Agapanthus praecox subsp. orientalis Zambezi ('Kek5006')
Agapanthus praecox subsp. orientalis Zambezi ('Kek5006')
From £24.99
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RHS award of garden merit
Agapanthus Twister ('Ambic001') (PBR)
Agapanthus Twister ('Ambic001') (PBR)
From £15.99
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Pollinator
Agastache and Angelica plant combination
Agastache & Angelica plant combination
£65.94
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Agastache and Helenium plant combination
Agastache & Helenium plant combination
£59.94
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Pollinator
Agastache Blackadder
Agastache 'Blackadder'
From £8.99
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Pollinator
Agastache Blue Boa (PBR)
Agastache 'Blue Boa' (PBR)
From £8.99
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RHS award of garden merit
Agastache Blue Fortune
Agastache 'Blue Fortune'
From £8.99
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Pollinator
Agastache foeniculum Alabaster
Agastache foeniculum 'Alabaster'
From £8.99
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Pollinator
Agastache rugosa Little Adder
Agastache rugosa 'Little Adder'
From £9.99
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Pollinator
Agastache rugosa Beelicious Pink ('Agapk') (PBR)
Agastache rugosa Beelicious Pink ('Agapk') (PBR)
From £9.99
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Pollinator
Agastache rugosa Beelicious Purple ('Agapd') (PBR)
Agastache rugosa Beelicious Purple ('Agapd') (PBR)
From £9.99
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Ageratina altissima Chocolate
Ageratina altissima 'Chocolate'
From £8.99
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Pollinator
Agrostemma githago
Agrostemma githago
£3.29
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RHS award of garden merit
Alchemilla mollis
Alchemilla mollis
From £2.79
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New
Alocasia Tiny Dancers

20% off

Alocasia 'Tiny Dancers'
£16.99 £13.59
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Pollinator
Alstroemeria Beach Valley (Summer Paradise - Valley Series)
Alstroemeria Beach Valley (Summer Paradise - Valley Series)
From £24.99
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Pollinator
Alstroemeria Inticancha Paraíso ('Tesparai') (PBR) (Inticancha Series)
Alstroemeria Inticancha Paraiso ('Tesparai') (PBR) (Inticancha Series)
From £24.99
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Pollinator
Althaea officinalis
Althaea officinalis
From £9.99
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Amaranthus caudatus
Amaranthus caudatus
£2.79
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Amaranthus caudatus Cascade Green
Amaranthus caudatus 'Cascade Green'
£2.99
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RHS award of garden merit
Ammi majus
Ammi majus
From £2.79
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RHS award of garden merit
Anemanthele lessoniana
Anemanthele lessoniana
From £9.99
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RHS award of garden merit
Anemone hupehensis Hadspen Abundance

30% off

Anemone hupehensis 'Hadspen Abundance'
From £9.09
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Pollinator
Anemone hupehensis var. japonica Prinz Heinrich
Anemone hupehensis var. japonica 'Prinz Heinrich'
From £10.99
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Pollinator
Anemone Ruffled Swan ('Macane007') (PBR)
Anemone Ruffled Swan ('Macane007') (PBR)
From £14.99
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Anemone Wild Swan ('Macane001') (PBR)
Anemone Wild Swan ('Macane001') (PBR)
From £15.99
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RHS award of garden merit
Anemone × hybrida Honorine Jobert
Anemone × hybrida 'Honorine Jobert'
From £12.75
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RHS award of garden merit
Anemone × hybrida Königin Charlotte
Anemone × hybrida 'Königin Charlotte'
From £11.99
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RHS award of garden merit
Anemone × hybrida September Charm
Anemone × hybrida 'September Charm'
From £11.99
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Pollinator
Anemone × hybrida Whirlwind

30% off

Anemone × hybrida 'Whirlwind'
From £7.69
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Pollinator
Angelica gigas
Angelica gigas
From £12.99
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Pollinator
Anthemis arvensis
Anthemis arvensis
£2.99
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Pollinator
Antirrhinum majus Admiral Crimson
Antirrhinum majus 'Admiral Crimson'
£3.29
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Pollinator
Antirrhinum majus Admiral White
Antirrhinum majus 'Admiral White'
From £3.99
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Pollinator
Antirrhinum majus Appleblossom
Antirrhinum majus 'Appleblossom'
From £2.49
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Pollinator
Antirrhinum majus Madame Butterfly Bronze White
Antirrhinum majus 'Madame Butterfly Bronze White'
£3.49
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Pollinator
Antirrhinum majus Madame Butterfly Cherry Bronze
Antirrhinum majus 'Madame Butterfly Cherry Bronze'
£3.49
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Pollinator
Antirrhinum majus Madame Butterfly Pink
Antirrhinum majus 'Madame Butterfly Pink'
£3.49
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Pollinator
Antirrhinum majus Madame Butterfly Red
Antirrhinum majus 'Madame Butterfly Red'
£3.49
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Pollinator
Antirrhinum majus Night and Day
Antirrhinum majus 'Night and Day'
£2.49
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Pollinator
Antirrhinum majus Potomac Lavender
Antirrhinum majus 'Potomac Lavender'
£4.79
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Pollinator
Arbutus unedo
Arbutus unedo
£34.99
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Artemisia ludoviciana Silver Queen

30% off

Artemisia ludoviciana 'Silver Queen'
From £8.99
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RHS award of garden merit
Artemisia ludoviciana Valerie Finnis
Artemisia ludoviciana 'Valerie Finnis'
From £8.99
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Aster Duchess Mixed
Aster 'Duchess Mixed'
£2.49
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RHS award of garden merit
Aster amellus King George
Aster amellus 'King George'
From £9.99
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RHS award of garden merit
Aster × frikartii Mönch
Aster × frikartii 'Mönch'
From £8.99
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RHS award of garden merit
Astrantia Roma (PBR)
Astrantia 'Roma' (PBR)
From £12.99
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RHS award of garden merit
Award-winning Streptocarpus collection

20% off

Award-winning Streptocarpus collection
£39.99 £31.99
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RHS endorsed product
bean (climbing French) Sunshine
bean (climbing French) 'Sunshine'
£3.49
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Pollinator
Bee mat seed carpet
Bee mat seed carpet
£14.99
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Begonia Stellar Storm

20% off

Begonia 'Stellar Storm'
From £12.79
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Pollinator
Bellis perennis Bellissima Series
Bellis Bellissima Series
From £16.49
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Pollinator
Best purple salvia collection
Best purple salvia collection
From £30.97
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RHS award of garden merit
Betonica officinalis Hummelo
Betonica officinalis 'Hummelo'
From £8.99
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Billardiera heterophylla
Billardiera heterophylla
£29.99
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Billardiera heterophylla Ultra Blue (PBR)
Billardiera heterophylla 'Ultra Blue' (PBR)
£29.99
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RHS award of garden merit
Bistorta amplexicaulis Blackfield (PBR)
Bistorta amplexicaulis 'Blackfield' (PBR)
From £14.99
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Pollinator
Bistorta amplexicaulis Firetail
Bistorta amplexicaulis 'Firetail'
From £9.99
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RHS award of garden merit
Bistorta amplexicaulis Orange Field ('Orangofield') (PBR)
Bistorta amplexicaulis Orange Field ('Orangofield') (PBR)
From £12.99
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RHS award of garden merit
Bistorta officinalis Superba
Bistorta officinalis 'Superba'
From £10.99
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Pollinator
Blue and white cutting garden collection
Blue & white cutting garden collection
£11.16
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Streptocarpus collection Blue and Pink

20% off

Blue and pink streptocarpus collection
£39.99 £31.99
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Pollinator
Borago officinalis Alba
borage - white borage
£2.99
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Pollinator
Borago officinalis
borage | Borago officinalis
From £2.19
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Pollinator
Border salvia collection
Border salvia collection
From £41.96
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Bright and bold sweet pea collection
Bright & bold sweet pea collection
£8.97
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broccoli raab Cima di Rapa 60
broccoli raab 'Cima di Rapa 60'
£2.99
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New
Buddleja 'Bressingham Bountiful'
Buddleja 'Bressingham Bountiful'
£24.99
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RHS award of garden merit
Buddleja Lochinch
Buddleja 'Lochinch'
£19.99
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RHS award of garden merit
Buddleja Pink Delight

20% off

Buddleja 'Pink Delight'
From £19.99
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Pollinator
Buddleja Berries and Cream ('Pmoore14') (PBR)
Buddleja Berries and Cream ('Pmoore14') (PBR)
£24.99
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RHS award of garden merit
Buddleja davidii Black Knight

20% off

Buddleja davidii 'Black Knight'
From £19.99
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RHS award of garden merit
Buddleja davidii Royal Red

20% off

Buddleja davidii 'Royal Red'
From £22.99
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RHS award of garden merit
Buddleja davidii White Profusion

20% off

Buddleja davidii 'White Profusion'
From £19.99
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Pollinator
Buddleja Little Lila (’BotEx 004’) (PBR) (Butterfly Candy Series)
Buddleja Little Lila (’BotEx 004’) (PBR) (Butterfly Candy Series)
£29.99
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Pollinator
Buddleja Little Ruby ('BotEx 006') (PBR) (Butterfly Candy Series)
Buddleja Little Ruby ('BotEx 006') (PBR) (Butterfly Candy Series)
£29.99
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Buddleja Sugar Plum ('Lonplum') (PBR)
Buddleja Sugar Plum ('Lonplum') (PBR)
£24.99
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