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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: 879
Abelia × grandiflora

20% off

Abelia × grandiflora
From £18.39
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Abelia × grandiflora Kaleidoscope (PBR)
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 megapotamicum
Abutilon megapotamicum
£32.99
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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 £9.99
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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

30% off

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
Actaea simplex Atropurpurea Group
Actaea simplex Atropurpurea Group
From £14.99
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Pollinator
Agapanthus Emerald Ice (PBR)
Agapanthus 'Emerald Ice' (PBR)
From £14.99
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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

20% off

Agapanthus 'Windsor Grey'
From £14.99
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Agapanthus africanus
Agapanthus africanus
From £15.99
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Agapanthus africanus Albus
Agapanthus africanus 'Albus'
From £15.99
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Agapanthus Midnight Moon ('DWHYB20') (PBR)
Agapanthus Midnight Moon ('DWHYB20') (PBR)
From £15.99
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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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Agapanthus Queen Mum ('Pmn06') (PBR)
Agapanthus Queen Mum ('Pmn06') (PBR)
From £15.75
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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 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 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
From £3.29
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RHS award of garden merit
Alchemilla mollis
Alchemilla mollis
From £2.99
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Pollinator
Alstroemeria Inticancha Sunburst
Alstroemeria 'Inticancha Sunburst'
£24.99
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Pollinator
Alstroemeria Inticancha Magic White ('Tesmaghwi') (Inticancha Series)
Alstroemeria Inticancha Magic White ('Tesmaghwi') (Inticancha Series)
£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
Alstroemeria Inticancha Sunset ('Tessunse') (Inticancha Sun Series)
Alstroemeria Inticancha Sunset ('Tessunse') (Inticancha Sun Series)
£24.99
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Pollinator
Alstroemeria River Valley ('Tessumriver') (Summer Paradise - Valley Series)
Alstroemeria River Valley ('Tessumriver') (Summer Paradise Valley Series)
£24.99
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Pollinator
Alstroemeria Summer Break ('Tessumbreak') (PBR) (Summer Paradise - Summer Series)
Alstroemeria Summer Break ('Tessumbreak') (PBR) (Summer Paradise Series)
£24.99
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Pollinator
Alstroemeria Summer Breeze ('Teshunte') (PBR) (Summer Paradise Series)
Alstroemeria Summer Breeze ('Teshunte') (PBR) (Summer Paradise Series)
£24.99
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Pollinator
Alstroemeria Summer Ice (Summer Paradise - Series)
Alstroemeria Summer Ice (Summer Paradise - Series)
£24.99
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Pollinator
Alstroemeria Times Valley ('Tessvaltime') (Summer Paradise - Valley Series)
Alstroemeria Times Valley ('Tessvaltime') (Summer Paradise - Series)
£24.99
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Amaranthus caudatus
Amaranthus caudatus
From £2.79
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RHS award of garden merit
Ammi majus
Ammi majus
From £2.89
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RHS award of garden merit
Anemone hupehensis Hadspen Abundance
Anemone hupehensis 'Hadspen Abundance'
From £12.99
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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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RHS award of garden merit
Anemone × hybrida Honorine Jobert
Anemone × hybrida 'Honorine Jobert'
From £13.99
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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
Anemone × hybrida 'Whirlwind'
From £10.99
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Pollinator
Angelica gigas
Angelica gigas
From £3.99
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Pollinator
Anthemis arvensis
Anthemis arvensis
From £2.99
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Pollinator
Antirrhinum majus Admiral Crimson
Antirrhinum majus 'Admiral Crimson'
From £4.49
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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 £3.29
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Pollinator
Antirrhinum majus Madame Butterfly Bronze White
Antirrhinum majus 'Madame Butterfly Bronze White'
From £3.49
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Pollinator
Antirrhinum majus Madame Butterfly Cherry Bronze
Antirrhinum majus 'Madame Butterfly Cherry Bronze'
From £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 Potomac Lavender
Antirrhinum majus 'Potomac Lavender'
From £5.49
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Pollinator
Arbutus unedo

20% off

Arbutus unedo
£29.99 £23.99
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RHS award of garden merit
Artemisia ludoviciana Valerie Finnis
Artemisia ludoviciana 'Valerie Finnis'
From £8.99
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New
Asclepias tuberosa
Asclepias tuberosa
From £12.99
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Aster Duchess Mixed
Aster 'Duchess Mixed'
From £2.49
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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 endorsed product
bean (climbing French) Sunshine
bean (climbing French) 'Sunshine'
£3.49
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Pollinator
Bellis perennis
Bellis perennis - common daisy
From £3.99
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RHS award of garden merit
Betonica officinalis Hummelo
Betonica officinalis 'Hummelo'
From £8.99
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RHS award of garden merit
Bistorta amplexicaulis Alba

20% off

Bistorta amplexicaulis 'Alba'
From £9.99
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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 £10.99
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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
Borago officinalis
borage
From £2.19
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Pollinator
Borago officinalis Alba
borage - white borage
From £3.19
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broccoli raab Cima di Rapa 60
broccoli raab 'Cima di Rapa 60'
From £3.29
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New
Buddleja Bressingham Bountiful
Buddleja 'Bressingham Bountiful'
£24.99
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RHS award of garden merit
Buddleja Lochinch

40% off

Buddleja 'Lochinch'
£19.99 £11.99
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RHS award of garden merit
Buddleja Pink Delight

20% off

Buddleja 'Pink Delight'
From £15.99
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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

40% off

Buddleja davidii 'Black Knight'
From £11.99
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Pollinator
Buddleja davidii Grand Cascade
Buddleja davidii 'Grand Cascade'
£26.99
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RHS award of garden merit
Buddleja davidii Royal Red

20% off

Buddleja davidii 'Royal Red'
From £18.39
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Pollinator
Buddleja Little Purple (’BotEx 001’) (PBR) (Butterfly Candy Series)
Buddleja Little Purple (’BotEx 001’) (PBR) (Butterfly Candy Series)
£26.99
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Pollinator
Buddleja Little Ruby ('BotEx 006') (PBR) (Butterfly Candy Series)
Buddleja Little Ruby ('BotEx 006') (PBR) (Butterfly Candy Series)
£26.99
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Pollinator
Buddleja Little White (’BotEx 003’) (PBR) (Butterfly Candy Series)
Buddleja Little White (’BotEx 003’) (PBR) (Butterfly Candy Series)
£26.99
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Buddleja × pikei Unique ('Pmoore12') (PBR)
Buddleja × pikei Unique ('Pmoore12') (PBR)
£24.99
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Buddleja × weyeriana Bicolor
Buddleja × weyeriana 'Bicolor'
£21.99
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Pollinator
Calamintha nepeta subsp. nepeta Blue Cloud
Calamintha nepeta subsp. nepeta 'Blue Cloud'
From £9.99
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RHS award of garden merit
Citrus × microcarpa
calamondin orange
From £89.99
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Pollinator
Calendula officinalis
Calendula officinalis
From £2.79
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Pollinator
Calendula officinalis Indian Prince (Prince Series)
Calendula officinalis 'Indian Prince' (Prince Series)
From £2.99
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Pollinator
Calendula officinalis Orange King
Calendula officinalis 'Orange King'
From £2.49
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Pollinator
Calendula officinalis Sherbet Fizz
Calendula officinalis 'Sherbet Fizz'
From £2.99
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Pollinator
Calendula officinalis Snow Princess
Calendula officinalis 'Snow Princess'
From £2.89
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Callistephus chinensis King Size Apricot
Callistephus chinensis 'King Size Apricot'
From £2.79
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Callistephus chinensis Light Blue
Callistephus chinensis 'Light Blue'
From £2.99
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RHS award of garden merit
Calluna vulgaris Dark Beauty
Calluna vulgaris 'Dark Beauty'
From £8.99
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Pollinator
Campanula carpatica Blaue Clips
Campanula carpatica 'Blaue Clips'
From £7.99
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