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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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Used at Chelsea
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All items
Showing Flowering month : September clear all
108 items
Knautia macedonica

25% off

Knautia macedonica
£2.99 - £49.99
approx 40 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)
0.5 star 1 star 1 star 1 star 1 star 4.6 5 41
Mahonia nitens Cabaret (PBR)
Mahonia nitens 'Cabaret' (PBR)
£34.99
2 litre pot available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.7 5 7
Malva sylvestris var. mauritiana Zebrina
Malva sylvestris var. mauritiana 'Zebrina'
£3.99 £2.99
approx 50 seeds available to order from autumn
Malva sylvestris mauritiana

New

Malva sylvestris mauritiana
£2.49 £1.87
approx 50 seeds available to order from autumn
Malva × clementii Barnsley
Malva × clementii 'Barnsley'
£21.99
2 litre pot available to order from autumn
0.5 star 1 star 1 star 1 star 1 star 4.6 5 7
Malva × clementii Barnsley Baby
Malva × clementii 'Barnsley Baby'
£21.99
2 litre pot shipped within 2 weeks
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Malva × clementii Bredon Springs
Malva × clementii 'Bredon Springs'
£22.99
2 litre pot available to order from autumn
Lavatera falcata Lilia Twirl (PBR)

New

Lavatera falcata 'Lilia Twirl' (PBR)
£22.99
2 litre pot available to order from autumn
Origanum laevigatum Herrenhausen
Origanum laevigatum 'Herrenhausen'
£8.99 - £36.99
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 2
Althaea officinalis
Althaea officinalis
£9.99 - £22.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Stachys palustris
Stachys palustris
£21.99 - £39.99
1 litre aquatic pot available to order from summer
3 × 9cm pots available to order from summer
3 × 1 litre aquatic pots available to order from summer
Astrantia Roma (PBR)
Astrantia 'Roma' (PBR)
£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)
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 4.4 5 21
Thalictrum delavayi
Thalictrum delavayi
£9.99 - £36.99
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 12
Thalictrum Splendide White ('Fr21034') (PBR)
Thalictrum Splendide White ('Fr21034') (PBR)
£12.95 - £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)
0.5 star 1 star 1 star 1 star 1 star 4.6 5 14
Thalictrum delavayi Hewitt's Double
Thalictrum delavayi 'Hewitt's Double'
£14.99 - £59.99
9cm pot available to order from autumn
2 litre pot sold out
3 × 9cm pots available to order from autumn
3 × 2 litre pots sold out
0 star 1 star 1 star 1 star 1 star 4.0 5 2
Thalictrum Fairy Wings
Thalictrum 'Fairy Wings'
£15.99 - £34.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Salvia nemorosa Schwellenburg
Salvia nemorosa 'Schwellenburg'
£9.99 - £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 0.75 star 1 star 1 star 1 star 3.7 5 3
Salvia Victoria Blue ('Vivisal') (PBR)
Salvia Victoria Blue ('Vivisal') (PBR)
£6.99 £5.24 £3.50
9cm pot available to order from autumn
Salvia farinacea Victoria Blue Bicolour

50% off

Salvia farinacea 'Victoria Blue Bicolour'
£3.50 - £6.99
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Salvia Mystic Spires Blue ('Balsalmisp')
Salvia Mystic Spires Blue ('Balsalmisp')
£6.99 - £13.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Sanguisorba menziesii
Sanguisorba menziesii
£19.99 - £49.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Erigeron karvinskianus Lavender Lady
Erigeron karvinskianus 'Lavender Lady'
£8.99 - £32.99
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
Erigeron karvinskianus & hanging aged ribbed bowl combination
Mexican fleabane & hanging aged ribbed bowl combination
£55.96
Erigeron karvinskianus

25% off

Erigeron karvinskianus
£2.99 - £39.99
approx 100 seeds In stock (shipped within 2-3 working days)
9cm pot In stock (shipped within 2-3 working days)
3 × approx 100 seeds 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
Agastache Blue Fortune
Agastache 'Blue Fortune'
£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)
0.75 star 1 star 1 star 1 star 1 star
Agastache Blue Boa (PBR)
Agastache 'Blue Boa' (PBR)
£8.99 - £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)
0.5 star 1 star 1 star 1 star 1 star
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)
Agastache rugosa Beelicious Pink ('Agapk') (PBR)
Agastache rugosa Beelicious Pink ('Agapk') (PBR)
£9.99 - £42.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
6 × 9cm pots available to order from autumn
Choisya ternata Sundance ('Lich')
Choisya ternata Sundance ('Lich')
£25.99 - £109.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
6 × 2 litre pots available to order from autumn
0.25 star 1 star 1 star 1 star 1 star
Choisya × dewitteana Aztec Gold (PBR)
Choisya × dewitteana 'Aztec Gold' (PBR)
£23.99
2 litre pot available to order from autumn
1 star 1 star 1 star 1 star 1 star
Choisya × dewitteana White Dazzler ('Londaz') (PBR)
Choisya × dewitteana White Dazzler ('Londaz') (PBR)
£24.75 - £79.99
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 | 30 - 40cm tall In stock (shipped within 2-3 working days)
0 star 0.75 star 1 star 1 star 1 star
Choisya Greenfingers ('Lissfing') (PBR)
Choisya × dewitteana Greenfingers ('Lissfing') (PBR)
£24.99
2 litre pot In stock (shipped within 2-3 working days)
Choisya ternata Scented Gem ('Lissbrid')

New

Choisya ternata Scented Gem ('Lissbrid')
£25.99
2 litre pot In stock (shipped within 2-3 working days)
Symphyotrichum novi-belgii Patricia Ballard
Symphyotrichum novi-belgii 'Patricia Ballard'
£9.99 - £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)
0.75 star 1 star 1 star 1 star 1 star
Symphyotrichum Coombe Fishacre
Symphyotrichum 'Coombe Fishacre'
£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)
Symphyotrichum novi-belgii White Ladies
Symphyotrichum novi-belgii 'White Ladies'
£9.99 - £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 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
Ligusticopsis wallichiana
Ligusticopsis wallichiana
£13.99 - £52.99
9cm pot available to order from autumn
2 litre pot available to order from autumn
3 × 9cm pots available to order from autumn
6 × 9cm pots 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
Campanula lactiflora Loddon Anna
Campanula lactiflora 'Loddon Anna'
£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
0.5 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
Calibrachoa Can-can Black Cherry (Can-can Series)
Calibrachoa 'Can-can Black Cherry' (Can-can Series)
£6.99 - £21.98
9cm pot available to order from autumn
5 × rooted cuttings sold out
2 + 1 FREE 9cm pots available to order from autumn
10 + 5 FREE rooted cuttings sold out
Calibrachoa Cabaret Goodnight Kiss ('Balcabooni') (PBR)
Calibrachoa Cabaret Goodnight Kiss ('Balcabooni') (PBR)
£3.50 - £19.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Calibrachoa Cabaret Early Pink (PBR) (Cabaret Series)
Calibrachoa 'Cabaret Early Pink' (Cabaret Series)
£9.99 - £19.98
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Calibrachoa Can-can Double Provence Blue (Can-can Series)
Calibrachoa 'Can-can Double Provence Blue' (Can-can Series)
£3.50 - £25.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Calibrachoa Can-can Double Apricot (Can-can Series)
Calibrachoa 'Can-can Double Apricot' (Can-can Series)
£6.99 - £13.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
Calibrachoa Can-can Double White Improved (Can-can Series)
Calibrachoa 'Can-can Double White Improved' (Can-can Series)
£3.50 - £25.98
9cm pot available to order from autumn
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Calibrachoa Cabaret Early Orange (Cabaret Series)
Calibrachoa 'Cabaret Early Orange' (Cabaret Series)
£6.99 - £19.98
9cm pot available to order from autumn
5 × rooted cuttings sold out
2 + 1 FREE 9cm pots available to order from autumn
10 + 5 FREE rooted cuttings sold out
1 star 1 star 1 star 1 star 1 star
Calibrachoa Can-can Double OrangeTastic (Can-can Series)
Calibrachoa 'Can-can Double OrangeTastic' (Can-can Series)
£3.50 - £25.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
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
Calibrachoa Calitastic Cappucino ('Wescacacap') (Calitastic Series)
Calibrachoa Calitastic Cappucino ('Wescacacap') (Calitastic Series)
£3.50 - £19.98
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
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