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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.

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Used at Chelsea
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All items
Showing Flowering month : September clear all
1650 items
Agastache rugosa Little Adder
Agastache rugosa 'Little Adder'
£9.99 - £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)
Agastache rugosa Beelicious Pink ('Agapk') (PBR)
Agastache rugosa Beelicious Pink ('Agapk') (PBR)
£9.99 - £42.99
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)
Agastache rugosa Beelicious Purple ('Agapd') (PBR)
Agastache rugosa Beelicious Purple ('Agapd') (PBR)
£9.99 - £52.99
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)
Ageratina altissima Chocolate
Ageratina altissima 'Chocolate'
£8.99 - £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)
1 star 1 star 1 star 1 star 1 star 5.0 5 4
Alchemilla mollis

25% off

Alchemilla mollis
£2.09 - £39.99
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 4.9 5 20
Alstroemeria Inticancha Paraíso ('Tesparai') (PBR) (Inticancha Series)
Alstroemeria Inticancha Paraiso ('Tesparai') (PBR) (Inticancha Series)
£24.99 - £56.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Anemanthele lessoniana
Anemanthele lessoniana
£9.99 - £47.99
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 4.9 5 40
Anemone hupehensis Hadspen Abundance
Anemone hupehensis 'Hadspen Abundance'
£12.99 - £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
1 star 1 star 1 star 1 star 1 star 5.0 5 6
Anemone hupehensis Ariel ('Ifanfa') (Fantasy Series)
Anemone hupehensis Ariel ('Ifanfa') (Fantasy Series)
£22.99 - £54.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Anemone hupehensis var. japonica Prinz Heinrich
Anemone hupehensis var. japonica 'Prinz Heinrich'
£10.99 - £47.99
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
Anemone hupehensis var. japonica Rotkäppchen
Anemone hupehensis var. japonica 'Rotkäppchen'
£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)
Anemone Ruffled Swan ('Macane007') (PBR)
Anemone Ruffled Swan ('Macane007') (PBR)
£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)
Anemone Wild Swan ('Macane001') (PBR)
Anemone Wild Swan ('Macane001') (PBR)
£15.99 - £37.99
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 4.7 5 26
Anemone × hybrida Honorine Jobert
Anemone × hybrida 'Honorine Jobert'
£12.75 - £49.99
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)
0.5 star 1 star 1 star 1 star 1 star 4.6 5 53
Anemone × hybrida Königin Charlotte
Anemone × hybrida 'Königin Charlotte'
£11.99 - £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)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star 4.1 5 20
Anemone × hybrida September Charm
Anemone × hybrida 'September Charm'
£11.99 - £44.99
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
6 × 9cm pots available to order from autumn
0.5 star 1 star 1 star 1 star 1 star 4.4 5 18
Anemone × hybrida Whirlwind
Anemone × hybrida 'Whirlwind'
£10.99 - £42.99
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)
Angelica gigas
Angelica gigas
£12.99 - £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)
3 × 2 litre 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 33
Angelica sylvestris Vicar's Mead

New

Angelica sylvestris 'Vicar's Mead'
£13.99 - £32.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Artemisia ludoviciana Silver Queen
Artemisia ludoviciana 'Silver Queen'
£8.99 - £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)
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 7
Artemisia ludoviciana Valerie Finnis
Artemisia ludoviciana 'Valerie Finnis'
£8.99 - £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)
0.25 star 1 star 1 star 1 star 1 star
Aster × frikartii Mönch
Aster × frikartii 'Mönch'
£8.99 - £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)
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
Betonica officinalis Hummelo
Betonica officinalis 'Hummelo'
£8.99 - £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)
1 star 1 star 1 star 1 star 1 star
Bistorta affinis Superba
Bistorta affinis 'Superba'
£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)
Bistorta amplexicaulis Blackfield (PBR)
Bistorta amplexicaulis 'Blackfield' (PBR)
£14.99 - £47.99
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
Bistorta amplexicaulis Firetail
Bistorta amplexicaulis 'Firetail'
£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)
1 star 1 star 1 star 1 star 1 star
Bistorta amplexicaulis Orange Field ('Orangofield') (PBR)
Bistorta amplexicaulis Orange Field ('Orangofield') (PBR)
£12.99 - £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)
Bistorta officinalis Superba
Bistorta officinalis 'Superba'
£10.99 - £45.99
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
Citrus Arcobal Orange
blood meyer orange 'Arcobal'
£119.99
22cm pot | 75cm tall In stock (shipped within 2-3 working days)
Buddleja Lochinch
Buddleja 'Lochinch'
£19.99
2 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Buddleja Morning Mist (PBR)
Buddleja 'Morning Mist' (PBR)
£24.99
2 litre pot In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Buddleja Berries and Cream ('Pmoore14') (PBR)
Buddleja Berries and Cream ('Pmoore14') (PBR)
£24.99
2 litre pot In stock (shipped within 2-3 working days)
Buddleja davidii Black Knight
Buddleja davidii 'Black Knight'
£19.99 - £69.99
2 litre pot In stock (shipped within 2-3 working days)
10 litre pot | 80 - 100cm tall In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Buddleja davidii Royal Red
Buddleja davidii 'Royal Red'
£22.99 - £69.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots 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 Little Lila (’BotEx 004’) (PBR) (Butterfly Candy Series)
Buddleja Little Lila (’BotEx 004’) (PBR) (Butterfly Candy Series)
£29.99
2 litre pot In stock (shipped within 2-3 working days)
Buddleja Little Pink (’BotEx 005’) (PBR) (Butterfly Candy Series)
Buddleja Little Pink (’BotEx 005’) (PBR) (Butterfly Candy Series)
£29.99
2 litre pot In stock (shipped within 2-3 working days)
0 star 0 star 1 star 1 star 1 star
Buddleja Little Purple (’BotEx 001’) (PBR) (Butterfly Candy Series)
Buddleja Little Purple (’BotEx 001’) (PBR) (Butterfly Candy Series)
£29.99
2 litre pot In stock (shipped within 2-3 working days)
Buddleja Little Ruby ('BotEx 006') (PBR) (Butterfly Candy Series)
Buddleja Little Ruby ('BotEx 006') (PBR) (Butterfly Candy Series)
£29.99
2 litre pot In stock (shipped within 2-3 working days)
Buddleja Little White (’BotEx 003’) (PBR) (Butterfly Candy Series)
Buddleja Little White (’BotEx 003’) (PBR) (Butterfly Candy Series)
£29.99
2 litre pot In stock (shipped within 2-3 working days)
Buddleja × pikei Unique ('Pmoore12') (PBR)
Buddleja × pikei Unique ('Pmoore12') (PBR)
£22.99
2 litre pot In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star
Buddleja × weyeriana Bicolor
Buddleja × weyeriana 'Bicolor'
£21.99
2 litre pot In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Calibrachoa Cabaret Bright Red ('Balcabrite') (PBR) (Cabaret Series)

50% off

Calibrachoa Cabaret Bright Red ('Balcabrite') (PBR) (Cabaret Series)
£3.50 - £19.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Callistemon viminalis Hot Pink ('Kkho1') (PBR)
Callistemon viminalis Hot Pink ('Kkho1') (PBR)
£27.99
2 litre pot In stock (shipped within 2-3 working days)
Calycanthus × raulstonii Hartlage Wine
Calycanthus × raulstonii 'Hartlage Wine'
£109.99
12 litre pot | 60 - 100cm tall In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Campanula Rebelle

New

Campanula 'Rebelle'
£12.99 - £32.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Campanula Sarastro
Campanula 'Sarastro'
£9.99 - £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)
1 star 1 star 1 star 1 star 1 star
Campanula carpatica Blaue Clips
Campanula carpatica 'Blaue Clips'
£7.99 - £32.99
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
Campanula carpatica f. alba Weisse Clips
Campanula carpatica f. alba 'Weisse Clips'
£7.99 - £32.99
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
Campanula lactiflora Prichard's Variety
Campanula lactiflora 'Prichard's Variety'
£8.99 - £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
0.5 star 1 star 1 star 1 star 1 star
Campanula poscharskyana
Campanula poscharskyana
£8.99 - £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)
0 star 1 star 1 star 1 star 1 star
Campsis × tagliabueana Madame Galen
Campsis × tagliabueana 'Madame Galen'
£39.99
3 litre pot | 60cm cane In stock (shipped within 2-3 working days)
Canna × generalis Cannova Bronze Scarlet ('Fcaa35') (Cannova Series)
Canna × generalis Cannova Bronze Scarlet ('Fcaa35')
£9.99
2 litre pot In stock (shipped within 2-3 working days)
Carex buchananii Red Rooster
Carex buchananii 'Red Rooster'
£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)
Caryopteris x clandonensis Kew Blue
Caryopteris x clandonensis 'Kew Blue'
£8.99 - £20.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Caryopteris × clandonensis Heavenly Blue
Caryopteris × clandonensis 'Heavenly Blue'
£8.99 - £37.99
9cm pot 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)
0.5 star 1 star 1 star 1 star 1 star
Caryopteris × clandonensis White Surprise (PBR)
Caryopteris × clandonensis 'White Surprise' (PBR)
£26.99
2 litre pot In stock (shipped within 2-3 working days)
Caryopteris × clandonensis Grand Bleu ('Inoveris') (PBR)
Caryopteris × clandonensis Grand Bleu ('Inoveris') (PBR)
£20.99
2 litre pot In stock (shipped within 2-3 working days)
Caryopteris × clandonensis Hint of Gold ('Lisaura') (PBR)
Caryopteris × clandonensis Hint of Gold ('Lisaura') (PBR)
£22.99
2 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Ceanothus Autumnal Blue
Ceanothus 'Autumnal Blue'
£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)
0.75 star 1 star 1 star 1 star 1 star
Cenolophium denudatum
Cenolophium denudatum
£14.99 - £59.99
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
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