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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
How much sun
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Special conditions
Flower colour
Evergreen / deciduous
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Attractive to wildlife
Quick growing
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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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Ready made borders
Planting combinations
Hardy
Leaf colour
Ground cover
Position
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Used at Chelsea
Kitchen garden planting guidelines
Sort by availability
Available items
Showing Flowering month : September clear all
887 items
Cyclamen cilicium
Cyclamen cilicium
£8.99 - £24.00
3 × corms shipped within 3 weeks
9 × corms shipped within 3 weeks
0.25 star 1 star 1 star 1 star 1 star 4.3 5 3
Agastache and Angelica plant combination

20% off

Agastache & Angelica plant combination
£65.94 £52.75
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Agastache and Helenium plant combination

20% off

Agastache & Helenium plant combination
£59.94 £47.95
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Blue and white cutting garden collection
Blue & white cutting garden collection
£11.06
1 × collection In stock (shipped within 2-3 working days)
Border salvia collection

New

20% off

Border salvia collection
£33.57 - £63.94
1 × collection | 4 plants In stock (shipped within 2-3 working days)
3 × collections | 12 plants In stock (shipped within 2-3 working days)
Bright and bold sweet pea collection
Bright & bold sweet pea collection
£8.97
1 × collection In stock (shipped within 2-3 working days)
Classic cottage alba amethyst combination

20% off

Classic cottage alba amethyst combination
£37.36 - £112.09
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)
Classic cottage alba combination

20% off

Classic cottage alba combination
£36.36 - £109.09
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)
Classic cottage apricot combination

20% off

Classic cottage apricot combination
£35.36 - £106.09
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)
Classic cottage dusky Rozanne combination

20% off

Classic cottage dusky Rozanne combination
£38.77 - £116.30
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)
Contemporary plant combination

20% off

Contemporary plant combination
£43.96 £37.17
4 × plants | 1 of each In stock (shipped within 2-3 working days)
Cool tones plant combination

20% off

Cool tones plant combination
£22.98 £18.38
2 × plants | 1 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)
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)
Dry sun plant combination

20% off

Dry sun plant combination
£29.96 £27.96
4 × plants | 1 of each In stock (shipped within 2-3 working days)
Edible flowers plant and seed combination
Edible flowers plant & seed combination
£33.26
4 × plants | 1 of each In stock (shipped within 2-3 working days)
Elegant cutting garden collection
Elegant cutting garden collection
£13.06
1 × collection In stock (shipped within 2-3 working days)
Favourite salvia collection

New

20% off

Favourite salvia collection
£25.58 - £47.95
1 × collection | 3 plants In stock (shipped within 2-3 working days)
3 × collections | 9 plants In stock (shipped within 2-3 working days)
Hydrangea and tulip pot combination

20% off

Hydrangea & tulip pot combination
£123.98 £118.18
Linaria maroccana Licilia collection
Linaria maroccana 'Licilia collection'
£5.98
2 packets of seeds In stock (shipped within 2-3 working days)
Lythrum and Campanula plant combination

20% off

Lythrum & Campanula plant combination
£53.94 £48.55
6 × plants | 3 of each 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
Moody blues plant combination

20% off

Moody blues plant combination
£27.97 £23.97
3 × plants In stock (shipped within 2-3 working days)
Nepeta and terracotta pot combination
Nepeta & terracotta pot combination
£176.96
Pastel haze plant combination

20% off

Oenothera & Perovskia plant combination
£50.94 £45.55
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Opposites attract plant combination

20% off

Opposites attract plant combination
£53.94 £47.95
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Pastels cutting garden collection
Pastels cutting garden collection
£27.22
1 × collection In stock (shipped within 2-3 working days)
Patriotic garden anemone collection
Patriotic garden anemone collection
£23.95 - £47.90
1 × collection | 60 bulbs In stock (shipped within 2-3 working days)
2 + 1 FREE collections | 180 bulbs In stock (shipped within 2-3 working days)
Ruffling skies cutting garden collection
Ruffling skies cutting garden collection
£14.65
1 × collection In stock (shipped within 2-3 working days)
Sarah's Chelsea lavender & white combination

20% off

Sarah's Chelsea 'lavender & white combination '
£51.96 £48.56
4 plants | 1 of each In stock (shipped within 2-3 working days)
Sarah's Chelsea pairing combinations

20% off

Sarah's Chelsea 'pairing combinations'
£29.17 - £87.50
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)
Sarah's Chelsea pink & silver combination

20% off

Sarah's Chelsea 'pink & silver combination'
£68.96 £67.16
4 plants | 1 of each In stock (shipped within 2-3 working days)
Sesleria and empoli pot combination

20% off

Sesleria & empoli pot combination
£89.98 £85.98
Simple white cutting garden collection
Simple white cutting garden collection
£5.68
1 × collection In stock (shipped within 2-3 working days)
Sugared almonds cutting garden collection
Sugared almonds cutting garden collection
£27.82
1 × collection In stock (shipped within 2-3 working days)
Summer nights cutting garden collection
Summer nights cutting garden collection
£23.93
1 × collection In stock (shipped within 2-3 working days)
The Amistad salvia collection

New

20% off

The Amistad salvia collection
£17.58 - £31.97
1 × collection | 2 plants In stock (shipped within 2-3 working days)
3 × collections | 6 plants In stock (shipped within 2-3 working days)
Houttuynia cordata Boo-Boo
Houttuynia cordata 'Boo-Boo'
£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
Nymphaea Gonnere
Nymphaea 'Gonnère'
£39.99 - £69.99
10 litre pot Delivery by trusted supplier within 1 week
3 litre aquatic pot available to order from summer
Nymphaea Marliacea Carnea
Nymphaea 'Marliacea Carnea'
£42.99 - £189.99
10 litre pot Delivery by trusted supplier within 1 week
3 litre aquatic pot available to order from summer
30 litre pot available to order from summer
1 star 1 star 1 star 1 star 1 star
Nymphaea Pygmaea Helvola
Nymphaea 'Pygmaea Helvola'
£38.99 - £42.99
2 litre aquatic pot Delivery by trusted supplier within 1 week
1 litre aquatic pot available to order from summer
Nymphaea Wanvisa
Nymphaea 'Wanvisa'
£49.99 - £79.99
3 litre aquatic pot Delivery by trusted supplier within 1 week
10 litre aquatic pot available to order from summer
1 star 1 star 1 star 1 star 1 star
Nymphaea alba
Nymphaea alba
£34.99 - £420.00
10 litre pot Delivery by trusted supplier within 1 week
1 litre aquatic pot available to order from summer
3 litre aquatic pot available to order from summer
30 litre pot available to order from summer
3 × 30 litre pots available to order from summer
1 star 1 star 1 star 1 star 1 star
Nymphaea tetragona
Nymphaea tetragona
£38.99 - £42.99
1 litre aquatic pot In stock (shipped within 2-3 working days)
2 litre aquatic pot available to order from summer
Oenanthe japonica Flamingo
Oenanthe japonica 'Flamingo'
£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 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
3 litre aquatic pot available to order from summer
Perovskia Blue Spire
Perovskia 'Blue Spire'
£7.99 - £89.99
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 summer
3 × 2 litre pots available to order from summer
6 × 2 litre pots available to order from summer
0.75 star 1 star 1 star 1 star 1 star
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
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