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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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Indoor plants by room
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Used at Chelsea
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Available items
Showing Flowering month : September clear all
889 items
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
Salvia uliginosa
Salvia uliginosa
£19.99 - £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)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Salvia uliginosa African Skies
Salvia uliginosa 'African Skies'
£9.99 - £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 2
Borago officinalis
borage | Borago officinalis
£2.19 - £15.98
approx 75 organic seeds In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0.5 star 1 star 1 star 1 star 1 star 4.5 5 4
Phlox paniculata Blue Paradise

30% off

SALE10 for extra 10% off

Phlox paniculata 'Blue Paradise'
£9.99 - £27.99
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
0.5 star 1 star 1 star 1 star 1 star 4.5 5 8
Phlox paniculata Starfire
Phlox paniculata 'Starfire'
£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)
0.25 star 1 star 1 star 1 star 1 star 4.3 5 4
Phlox paniculata Rembrandt
Phlox paniculata 'Rembrandt'
£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)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Callistemon viminalis Hot Pink ('Kkho1') (PBR)

30% off

SALE10 for extra 10% off

Callistemon viminalis Hot Pink ('Kkho1') (PBR)
£27.99 £19.59
2 litre pot In stock (shipped within 2-3 working days)
Brachyscome Royal Blue

50% off

SALE10 for extra 10% off

Brachyscome 'Royal Blue'
£3.50 - £25.98
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
1 star 1 star 1 star 1 star 1 star 5.0 5 1
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
Wildlife pond plant collection
Wildlife pond plant collection
£39.99 - £119.98
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
6 × 9cm pots Delivery by trusted supplier within 1 week
6 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
4 × 3 litre aquatic pots Delivery by trusted supplier within 1 week
12 + 6 FREE 9cm pots Delivery by trusted supplier within 1 week
Cirsium rivulare Trevors Felley Find (PBR)
Cirsium rivulare 'Trevors Felley Find' (PBR)
£9.99 - £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)
0.75 star 1 star 1 star 1 star 1 star 4.7 5 3
Actaea simplex Pink Spike

30% off

SALE10 for extra 10% off

Actaea simplex 'Pink Spike'
£10.49 - £24.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Sanguisorba officinalis Red Thunder
Sanguisorba officinalis 'Red Thunder'
£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)
0.75 star 1 star 1 star 1 star 1 star 4.8 5 4
Sanguisorba White Brushes

New

Sanguisorba 'White Brushes'
£13.99 - £34.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Sanguisorba Tanna

Up to 50%

SALE10 for extra 10% off

Sanguisorba 'Tanna'
£7.19 - £26.99
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 4.5 5 11
Sanguisorba Plum Drops

New

Sanguisorba 'Plum Drops'
£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)
Sanguisorba Cangshan Cranberry

30% off

SALE10 for extra 10% off

Sanguisorba 'Cangshan Cranberry'
£9.09 - £20.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Sanguisorba hakusanensis Lilac Squirrel

Up to 50%

SALE10 for extra 10% off

Sanguisorba hakusanensis 'Lilac Squirrel'
£9.00 - £24.49
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)
Sanguisorba officinalis Pink Tanna

40% off

SALE10 for extra 10% off

Sanguisorba officinalis 'Pink Tanna'
£7.79 - £26.99
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 5.0 5 2
Buddleja × weyeriana Bicolor

30% off

SALE10 for extra 10% off

Buddleja × weyeriana 'Bicolor'
£21.99 £15.39
2 litre pot In stock (shipped within 2-3 working days)
0.75 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 × pikei Unique ('Pmoore12') (PBR)

30% off

SALE10 for extra 10% off

Buddleja × pikei Unique ('Pmoore12') (PBR)
£22.99 £16.09
2 litre pot In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star
Buddleja Sugar Plum ('Lonplum') (PBR)

40% off

SALE10 for extra 10% off

Buddleja Sugar Plum ('Lonplum') (PBR)
£24.99 £14.99
2 litre pot In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Buddleja davidii Black Knight
Buddleja davidii 'Black Knight'
£19.99 - £69.99
10 litre pot | 80 - 100cm tall In stock (shipped within 2-3 working days)
2 litre pot available to order from autumn
0.75 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 davidii Wisteria Lane (PBR)

30% off

SALE10 for extra 10% off

Buddleja davidii 'Wisteria Lane' (PBR)
£24.75 £17.32
2 litre pot In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Buddleja Little Purple (’BotEx 001’) (PBR) (Butterfly Candy Series)

40% off

SALE10 for extra 10% off

Buddleja Little Purple (’BotEx 001’) (PBR) (Butterfly Candy Series)
£29.99 £17.99
2 litre pot In stock (shipped within 2-3 working days)
Buddleja Little White (’BotEx 003’) (PBR) (Butterfly Candy Series)

40% off

SALE10 for extra 10% off

Buddleja Little White (’BotEx 003’) (PBR) (Butterfly Candy Series)
£29.99 £17.99
2 litre pot In stock (shipped within 2-3 working days)
Buddleja Berries and Cream ('Pmoore14') (PBR)

50% off

SALE10 for extra 10% off

Buddleja Berries and Cream ('Pmoore14') (PBR)
£24.99 £12.50
2 litre pot In stock (shipped within 2-3 working days)
Buddleja 'Bressingham Bountiful'

New

40% off

SALE10 for extra 10% off

Buddleja 'Bressingham Bountiful'
£24.99 £14.99
2 litre pot In stock (shipped within 2-3 working days)
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
Ceanothus Autumnal Blue

30% off

SALE10 for extra 10% off

Ceanothus 'Autumnal Blue'
£17.49 - £45.49
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
Campanula Rebelle

40% off

SALE10 for extra 10% off

Campanula 'Rebelle'
£7.79 - £19.79
9cm pot In stock (shipped within 2-3 working days)
3 × 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)
Iberis Masterpiece (PBR)
Iberis Masterpiece (PBR)
£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)
1 star 1 star 1 star 1 star 1 star
Plumbago auriculata f. alba

New

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 Mabel
Grown in the UK
Streptocarpus 'Mabel'
£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
Streptocarpus Targa
Grown in the UK
Streptocarpus 'Targa' & ceramic pot cover
£15.99 - £31.98
1 × rooted cutting Delivery by trusted supplier within 1 week
10cm pot | with 11cm white pot Delivery by trusted supplier within 1 week
2 + 1 FREE rooted cuttings Delivery by trusted supplier within 1 week
Streptocarpus Betty

New

Grown in the UK
Streptocarpus 'Betty'
£17.99 - £35.98
1 × rooted cutting Delivery by trusted supplier within 1 week
2 + 1 FREE rooted cuttings Delivery by trusted supplier within 1 week
Streptocarpus Albatross
Grown in the UK
Streptocarpus 'Albatross'
£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
Streptocarpus Zoe
Grown in the UK
Streptocarpus 'Zoe'
£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
Streptocarpus Tina
Grown in the UK
Streptocarpus 'Tina'
£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
Streptocarpus Harlequin Purple (PBR)
Grown in the UK
Streptocarpus 'Harlequin Purple' (PBR)
£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
Streptocarpus Bristol's Black Bird
Grown in the UK
Streptocarpus 'Bristol's Black Bird'
£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
Streptocarpus Hannah
Grown in the UK
Streptocarpus 'Hannah'
£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
Streptocarpus Katie
Grown in the UK
Streptocarpus 'Katie'
£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
Streptocarpus Hope
Grown in the UK
Streptocarpus 'Hope'
£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
Streptocarpus Falling Stars
Grown in the UK
Streptocarpus 'Falling Stars'
£15.99 - £31.98
1 × rooted cutting Delivery by trusted supplier within 1 week
10cm pot | with 11cm white pot Delivery by trusted supplier within 1 week
2 + 1 FREE rooted cuttings Delivery by trusted supplier within 1 week
Streptocarpus Sphinx
Grown in the UK
Streptocarpus 'Sphinx'
£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
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