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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
Facing
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Evergreen / deciduous
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Attractive to wildlife
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Indoor plants by room
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Bulb divisions
Bedding planting time
Chelsea plant of year
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Sowing month outside
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Leaf colour
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Used at Chelsea
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Showing Flowering month : September clear all
1699 items
Lindernia grandiflora

50% off

Lindernia grandiflora
£3.50 - £15.00
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)
Iberis Pink Ice
Iberis 'Pink Ice'
£8.99 - £19.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Agapanthus BlackJack ('Dwaghyb02') (PBR)
Agapanthus BlackJack ('Dwaghyb02') (PBR)
£16.99 - £99.99
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
Kniphofia Poco Sunset (Poco Series)

20% off

Kniphofia 'Poco Sunset' (Poco Series)
£11.99 - £27.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Geranium wallichianum Kelly Anne (PBR)

20% off

Geranium wallichianum 'Kelly Anne' (PBR)
£15.99 - £39.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Tricyrtis hirta Akachan Daisy
Tricyrtis hirta 'Akachan Daisy'
£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)
Salvia uliginosa

20% off

Salvia uliginosa
£15.19 - £35.99
2 litre pot 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 5.0 5 1
Penstemon digitalis Dakota Burgundy ('Tnpendb') (PBR) (Dakota Series)

20% off

Penstemon digitalis Dakota Burgundy ('Tnpendb') (PBR) (Dakota Series)
£7.99 - £19.99
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 5.0 5 1
Viola Etain
Viola 'Etain'
£8.99 - £29.99
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 1
Physostegia virginiana Crystal Peak White
Physostegia virginiana 'Crystal Peak White'
£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)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Iberis sempervirens Appen-Etz
Iberis sempervirens 'Appen-Etz'
£8.99 - £19.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Symphyotrichum Coombe Fishacre

20% off

Symphyotrichum 'Coombe Fishacre'
£7.99 - £31.99
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)
Alcalthaea suffrutescens Parkallee
× Alcalthaea suffrutescens 'Parkallee'
£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)
Dahlia Cornel

50% off

Dahlia 'Cornel'
£17.99 £9.00
3 litre pot In stock (shipped within 2-3 working days)
Agastache rugosa Little Adder

20% off

Agastache rugosa 'Little Adder'
£7.99 - £30.39
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)
Thalictrum delavayi Hewitt's Double

20% off

Thalictrum delavayi 'Hewitt's Double'
£11.99 - £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)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star 4.0 5 2
Echinacea SunSeekers Red ('Apecssired') (SunSeekers Series)

20% off

Echinacea SunSeekers Red ('Apecssired') (SunSeekers Series)
£11.99 - £28.79
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Cyclamen cilicium

50% off

Cyclamen cilicium
£5.50 - £12.50
9cm pot | 1 plant In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Sanguisorba menziesii

20% off

Sanguisorba menziesii
£15.99 - £39.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Diascia personata Hopleys

20% off

Diascia personata 'Hopleys'
£7.19 - £18.39
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star 4.0 5 1
Actaea Queen of Sheba (PBR)

20% off

Actaea 'Queen of Sheba' (PBR)
£11.99 - £27.19
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Crocosmia × crocosmiiflora Red King
Crocosmia × crocosmiiflora 'Red King'
£9.99 - £33.98
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)
2 + 1 FREE 2 litre pots In stock (shipped within 2-3 working days)
Lupinus Cashmere Cream (PBR)

50% off

Lupinus 'Cashmere Cream' (PBR)
£11.50 - £29.99
2 litre pot In stock (shipped within 2-3 working days)
9cm pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Tulbaghia violacea
Tulbaghia violacea
£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)
Oenothera lindheimeri Cherry Brandy ('Gauchebra') (PBR)

20% off

Oenothera lindheimeri Cherry Brandy ('Gauchebra')
£7.19 - £30.39
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
Sanguisorba Cangshan Cranberry

20% off

Sanguisorba 'Cangshan Cranberry'
£10.39 - £23.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Kniphofia Redhot Popsicle (Popsicle series)

20% off

Kniphofia 'Redhot Popsicle' (Popsicle series)
£11.99 - £27.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Kalimeris incisa Blue Star

20% off

Kalimeris incisa 'Blue Star'
£7.19 - £31.99
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)
Echinacea Pretty Parasols ('JS Engeltje') (PBR)

20% off

Echinacea Pretty Parasols ('JS Engeltje') (PBR)
£11.99 - £27.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Agapanthus Poppin' Purple ('MP003') (PBR) (Everpanthus Series)

20% off

Agapanthus Poppin' Purple ('MP003') (PBR) (Everpanthus Series)
£13.59 - £31.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Bistorta amplexicaulis Orange Field ('Orangofield') (PBR)

20% off

Bistorta amplexicaulis Orange Field ('Orangofield') (PBR)
£10.39 - £31.99
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)
Tricyrtis formosana Dark Beauty
Tricyrtis formosana 'Dark Beauty'
£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)
Erigeron karvinskianus & hanging aged ribbed bowl combination

20% off

Mexican fleabane & hanging aged ribbed bowl combination
£55.96 £51.77
Scabiosa caucasica Perfecta Alba (Perfecta Series)
Scabiosa caucasica 'Perfecta Alba' (Perfecta Series)
£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)
1 star 1 star 1 star 1 star 1 star
Scabiosa caucasica Perfecta Mid Blue (Perfecta Series)
Scabiosa caucasica 'Perfecta Mid Blue' (Perfecta Series)
£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)
1 star 1 star 1 star 1 star 1 star
Echinacea SunSeekers Rainbow ('IFECSSRA') (PBR) (SunSeekers Series)

20% off

Echinacea SunSeekers Rainbow ('IFECSSRA') (PBR) (SunSeekers Series)
£13.59 - £31.19
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Tulbaghia Purple Eye
Tulbaghia 'Purple Eye'
£10.99 - £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
Crocosmia Hellfire
Crocosmia 'Hellfire'
£11.99 - £27.99
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
Erodium reichardii Album
Erodium reichardii 'Album'
£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)
Erodium × variabile William Bishop
Erodium × variabile 'Bishop's Form'
£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
Echinacea Delicious Candy ('Noortdeli') (PBR)

20% off

Echinacea Delicious Candy ('Noortdeli') (PBR)
£11.99 - £28.79
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
Liriope muscari Moneymaker

50% off

Liriope muscari 'Moneymaker'
£6.50 - £16.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Nepeta Neptune ('Bokratune') (PBR)
Nepeta Neptune ('Bokratune') (PBR)
£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)
0.75 star 1 star 1 star 1 star 1 star
Hylotelephium Lime Twister (PBR) (Sunsparkler Series)

50% off

Hylotelephium 'Lime Twister' (PBR) (SunSparkler Series)
£5.00 - £11.50
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
Scabiosa Kudo White ('Ichwit') (Kudo Series)
Scabiosa Kudo White ('Ichwit') (Kudo Series)
£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)
Hosta Orange Marmalade

50% off

Hosta 'Orange Marmalade'
£7.50 - £16.49
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
Dry shade plant combination

20% off

Dry shade plant combination
£37.96 £36.16
4 × plants | 1 of each In stock (shipped within 2-3 working days)
Kniphofia uvaria

20% off

Kniphofia uvaria
£7.99 - £35.99
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)
1 star 1 star 1 star 1 star 1 star
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