Free standard delivery when you spend £75 or more on full-priced plants | T&Cs apply

Our bulb shop is now open | Preorder now

Shop

Information & Help

My account

crocus
Wish-list My wheelbarrow

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
Facing
How much sun
Soil type
Special conditions
Flower colour
Evergreen / deciduous
Fragrance
Attractive to wildlife
Quick growing
Eventual size
Special features
Indoor plants by room
Bedding planting time
Chelsea plant of year
Sowing month inside or protected
Sowing month outside
Multibuy packs
Ready made borders
Planting combinations
Hardy
Leaf colour
Ground cover
Position
Shape
Soil moisture
Used at Chelsea
Kitchen garden planting guidelines
Sort by popularity
Available items
Showing Flowering month : September clear all
56 items
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 4.9 5 182
Geranium Rozanne ('Gerwat') (PBR)
Geranium Rozanne ('Gerwat') (PBR)
£12.99 - £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)
3 × 2 litre 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 4.7 5 82
Lavandula angustifolia Hidcote
Lavandula angustifolia 'Hidcote'
£7.99 - £49.95
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)
9 × 9cm pots In stock (shipped within 2-3 working days)
5 litre pot In stock (shipped within 2-3 working days)
5 × 2 litre pots In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star 4.4 5 59
Nepeta racemosa Walker's Low
Nepeta racemosa 'Walker's Low'
£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 4.7 5 18
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)
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 4.9 5 20
Geranium Dreamland ('Bremdream') (PBR)
Geranium Dreamland ('Bremdream') (PBR)
£11.99 - £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)
1 star 1 star 1 star 1 star 1 star 4.9 5 14
Sesleria autumnalis
Sesleria autumnalis
£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)
0 star 0 star 1 star 1 star 1 star 3.0 5 2
Ficus carica Brown Turkey
fig 'Brown Turkey'
£22.95 - £134.99
2 litre pot | 30 - 40cm tall In stock (shipped within 2-3 working days)
10 litre pot | 40 - 60cm tall In stock (shipped within 2-3 working days)
9 litre pot | ½ standard In stock (shipped within 2-3 working days)
5 litre pot | 40 - 50cm tall available to order from autumn
12 litre pot | ¼ standard | 1.2m tall available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.9 5 13
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
Geranium × oxonianum Wargrave Pink
Geranium × oxonianum 'Wargrave Pink'
£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)
0.25 star 1 star 1 star 1 star 1 star 4.3 5 7
Liriope muscari Monroe White
Liriope muscari 'Monroe White'
£12.99 - £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)
0 star 1 star 1 star 1 star 1 star 3.9 5 16
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 4.3 5 6
Geranium Lilac Ice
Geranium 'Lilac Ice'
£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)
0.75 star 1 star 1 star 1 star 1 star 4.9 5 7
Oenothera lindheimeri Rosyjane ('Harrosy') (PBR)
Oenothera lindheimeri Rosyjane ('Harrosy') (PBR)
£8.99 - £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)
0.75 star 1 star 1 star 1 star 1 star 4.7 5 18
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 4.5 5 4
Crocosmia masoniorum
Crocosmia masoniorum
£17.99 - £35.98
2 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 2 litre pots In stock (shipped within 2-3 working days)
Dianthus Gran's Favourite
Dianthus 'Gran's Favourite'
£7.99 - £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 5.0 5 3
Eryngium yuccifolium
Eryngium yuccifolium
£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)
Gentiana sino-ornata
Gentiana sino-ornata
£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)
Geranium Elke
Geranium 'Elke'
£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)
0.5 star 1 star 1 star 1 star 1 star 4.5 5 15
Helenium Ruby Thuesday
Helenium 'Ruby Thuesday'
£12.99 - £27.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0 star 0.75 star 1 star 1 star 1 star
Hylotelephium Lime Twister (PBR) (Sunsparkler Series)
Hylotelephium 'Lime Twister' (PBR) (SunSparkler Series)
£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)
1 star 1 star 1 star 1 star 1 star
Hylotelephium Lime Zinger (PBR) (SunSparkler Series)
Hylotelephium 'Lime Zinger' (PBR) (SunSparkler Series)
£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)
0.5 star 1 star 1 star 1 star 1 star
Lobelia cardinalis Queen Victoria
Lobelia cardinalis 'Queen Victoria'
£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)
0.5 star 1 star 1 star 1 star 1 star
Oenothera lindheimeri Cherry Brandy ('Gauchebra') (PBR)
Oenothera lindheimeri Cherry Brandy ('Gauchebra')
£8.99 - £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)
Penstemon Pensham Laura (Pensham Series)
Penstemon 'Pensham Laura' (Pensham Series)
£8.99 - £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)
1 star 1 star 1 star 1 star 1 star
Sedum takesimense Atlantis ('Nonsitnal') (PBR)
Sedum takesimense Atlantis ('Nonsitnal') (PBR)
£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)
1 star 1 star 1 star 1 star 1 star
Succisa pratensis
Succisa pratensis
£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)
Classic cottage alba amethyst combination
Classic cottage alba amethyst combination
£39.96 - £119.88
4 plants | 1 of each In stock (shipped within 2-3 working days)
12 plants | 3 of each In stock (shipped within 2-3 working days)
Dots & spires plant combination
Dots & spires plant combination
£30.97
3 × plants In stock (shipped within 2-3 working days)
Sesleria and empoli pot combination
Sesleria & empoli pot combination
£89.98
Leycesteria formosa Purple Rain
Leycesteria formosa 'Purple Rain'
£19.99
2 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Vinca minor Illumination
Vinca minor 'Illumination'
£7.99 - £44.99
9cm pot In stock (shipped within 2-3 working days)
1.5 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)
Hakonechloa macra Albovariegata
Hakonechloa macra 'Albovariegata'
£12.99 - £54.99
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)
Rosa Flower Power ('Frycassia') (PBR)

50% off

Rosa Flower Power ('Frycassia') (PBR) | Patio Rose
£89.99 £45.00
7.5 litre pot | standard In stock (shipped within 2-3 working days)
Fuchsia Dollar Prinzessin

50% off

Fuchsia 'Dollar Prinzessin'
£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)
0.75 star 1 star 1 star 1 star 1 star
Fuchsia Spion Kop

50% off

Fuchsia 'Spion Kop'
£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)
Fuchsia Thalia
Fuchsia 'Thalia'
£6.99 - £13.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Dianthus Diantica Purple Wedding ('Kledg18274') (PBR)
Dianthus Diantica Purple Wedding ('Kledg18274') (PBR)
£6.99 - £13.98
9cm pot shipped within 2 weeks
2 + 1 FREE 9cm pots shipped within 2 weeks
1 star 1 star 1 star 1 star 1 star
Dianthus Pink Kisses ('Kledg12163') (PBR)
Dianthus Pink Kisses ('Kledg12163') (PBR)
£6.99 - £13.98
9cm pot shipped within 2 weeks
2 + 1 FREE 9cm pots shipped within 2 weeks
1 star 1 star 1 star 1 star 1 star
Campanula trachelium

25% off

Campanula trachelium
£2.99 £2.24
approx 150 seeds In stock (shipped within 2-3 working days)
Papaver rhoeas Amazing Grey

25% off

Papaver rhoeas 'Amazing Grey'
£2.24 - £19.99
approx 250 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
0.5 star 1 star 1 star 1 star 1 star
Centaurea nigra

25% off

Centaurea nigra
£2.24 - £18.99
approx 20 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)
1 star 1 star 1 star 1 star 1 star
Lathyrus odoratus Mollie Rilstone

25% off

Lathyrus odoratus 'Mollie Rilstone'
£2.89 £2.17
approx 20 seeds In stock (shipped within 2-3 working days)
Limnanthes douglasii

25% off

Limnanthes douglasii
£2.49 £1.87
approx 125 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Lobelia cardinalis
Lobelia cardinalis
£11.99
9cm pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Anagallis tenella
Anagallis tenella
£21.99 - £39.99
3 × 9cm pots Delivery by trusted supplier within 1 week
1 litre aquatic pot available to order from summer
3 × 1 litre aquatic pots available to order from summer
Cotula coronopifolia
Cotula coronopifolia
£21.99 - £39.99
1 litre aquatic pot Delivery by trusted supplier within 1 week
3 × 9cm pots Delivery by trusted supplier within 1 week
3 litre aquatic pot Delivery by trusted supplier within 1 week
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
Anemopsis californica
Anemopsis californica
£21.99 - £39.99
3 litre aquatic pot Delivery by trusted supplier within 1 week
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
Lobelia cardinalis Queen Victoria
Lobelia cardinalis 'Queen Victoria'
£21.99 - £39.99
1 litre aquatic pot Delivery by trusted supplier within 1 week
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
3 × 9cm pots available to order from summer
Origanum vulgare Variegatum
oregano variegated
£7.99 - £15.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Plumbago auriculata f. alba
Plumbago auriculata f. alba
£14.99
1 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Streptocarpus Polka-Dot Purple
Grown in the UK
Streptocarpus 'Polka-Dot Purple' & ceramic pot cover
£16.99 - £36.99
1 × rooted cutting Delivery by trusted supplier within 1 week
2 + 1 FREE rooted cuttings Delivery by trusted supplier within 1 week
12cm pot | with 13cm white pot Delivery by trusted supplier within 1 week
Dahlia Tartan

50% off

Dahlia 'Tartan'
£5.99 - £18.35
3 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 3 litre pots In stock (shipped within 2-3 working days)
1 × tuber available to order from winter
3 × tubers available to order from winter
Award-winning Streptocarpus collection
Grown in the UK
Award-winning Streptocarpus collection
£39.99
1 × collection | 6 plants Delivery by trusted supplier within 1 week
Streptocarpus Dolina
Grown in the UK
Streptocarpus 'Dolina'
£15.99 - £31.98
1 × rooted cutting Delivery by trusted supplier within 1 week
2 + 1 FREE rooted cuttings Delivery by trusted supplier within 1 week

Copyright © Crocus.co.uk Ltd 2025. All rights reserved.