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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
Soil type
Special conditions
Flower colour
Evergreen / deciduous
Fragrance
Attractive to wildlife
Quick growing
Eventual size
Special features
Bedding planting time
Sowing month inside or protected
Sowing month outside
Vegetable harvesting month
Vegetable groups
Ready made borders
Planting combinations
Hardy
Leaf colour
Ground cover
Position
Shape
Soil moisture
Used at RHS Chelsea Flower Show
Kitchen garden planting guidelines
Sort by name
All items
Showing Flowering month : September clear all
371 items
Lathyrus odoratus Blue Velvet

New

20% off

Lathyrus odoratus 'Blue Velvet'
From £2.71
approx 20 seeds
Lathyrus odoratus Bobby's Girl
Lathyrus odoratus 'Bobby's Girl'
£2.99 £2.39
available to order from summer
Lathyrus odoratus Charlie's Angel
Lathyrus odoratus 'Charlie's Angel'
From £2.79
available to order from summer
0.25 star 1 star 1 star 1 star 1 star 4.2 5 5 (5)
Lathyrus odoratus Cupani

20% off

Lathyrus odoratus 'Cupani'
From £3.03
approx 20 seeds
0 star 1 star 1 star 1 star 1 star 4.0 5 1 (1)
Lathyrus odoratus Daphne
Lathyrus odoratus 'Daphne'
From £2.63
available to order from summer
Lathyrus odoratus Diamond Jubilee
Lathyrus odoratus 'Diamond Jubilee'
From £6.39
sold out
Lathyrus odoratus Dorothy Eckford
Lathyrus odoratus 'Dorothy Eckford'
£3.29 £2.63
available to order from summer
Lathyrus odoratus Eclipse
Lathyrus odoratus 'Eclipse'
£2.99 £2.39
available to order from summer
Lathyrus odoratus Frolic
Lathyrus odoratus 'Frolic'
£3.29 £2.63
available to order from summer
Lathyrus odoratus Gwendoline

20% off

Lathyrus odoratus 'Gwendoline'
£2.89 £2.31
approx 20 seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 6 (6)
Lathyrus odoratus High Scent
Lathyrus odoratus 'High Scent'
£4.79 £3.83
available to order from summer
Lathyrus odoratus Jilly

20% off

Lathyrus odoratus 'Jilly'
£2.99 £2.39
approx 20 seeds
Lathyrus odoratus Karen Louise
Lathyrus odoratus 'Karen Louise'
£3.49 £2.79
available to order from summer
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Lathyrus odoratus Leamington

20% off

Lathyrus odoratus 'Leamington'
From £2.63
approx 20 seeds
Lathyrus odoratus Lisa Marie
Lathyrus odoratus 'Lisa Marie'
£3.89 £3.11
available to order from summer
Lathyrus odoratus Matucana

20% off

Lathyrus odoratus 'Matucana'
From £2.71
approx 20 seeds
0.25 star 1 star 1 star 1 star 1 star 4.3 5 10 (10)
Lathyrus odoratus Midnight

20% off

Lathyrus odoratus 'Midnight'
From £2.63
approx 20 seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Lathyrus odoratus Mollie Rilstone

20% off

Lathyrus odoratus 'Mollie Rilstone'
From £2.63
approx 20 seeds
Lathyrus odoratus Mrs Bernard Jones
Lathyrus odoratus 'Mrs Bernard Jones'
£3.29 £2.63
available to order from summer
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Lathyrus odoratus Noel Sutton

20% off

Lathyrus odoratus 'Noel Sutton'
From £2.39
approx 20 seeds
Lathyrus odoratus Painted Lady

20% off

Lathyrus odoratus 'Painted Lady'
From £2.79
approx 20 seeds
0 star 0 star 1 star 1 star 1 star (1)
Lathyrus odoratus Princess Elizabeth

Up to 40% off

Lathyrus odoratus 'Princess Elizabeth'
From £1.79
approx 20 seeds
Lathyrus odoratus Spencer Waved Mixed

20% off

Lathyrus odoratus 'Spencer Waved Mixed'
From £3.19
approx 35 seeds
Lathyrus odoratus Top Hat

20% off

Lathyrus odoratus 'Top Hat'
From £2.39
approx 20 seeds
Lathyrus odoratus White Frills
Lathyrus odoratus 'White Frills'
£3.99 £3.19
available to order from summer
Lathyrus odoratus Windsor
Lathyrus odoratus 'Windsor'
£2.99 £2.39
available to order from summer
Lathyrus odoratus Winston Churchill

20% off

Lathyrus odoratus 'Winston Churchill'
From £2.79
approx 20 seeds
Lathyrus odoratus var. nanellus Pink Cupid

20% off

Lathyrus odoratus var. nanellus 'Pink Cupid'
From £2.15
approx 20 seeds
Lathyrus × hammettii Erewhon

20% off

Lathyrus × hammettii 'Erewhon'
From £2.79
approx 20 seeds
Lavandula × intermedia Platinum Blonde ('Momparle') (PBR)

20% off

Lavandula × intermedia Platinum Blonde ('Momparler') (PBR)
£17.99 £14.39
2 litre pot
Lavatera falcata Lilia Twirl (PBR)
Lavatera falcata 'Lilia Twirl' (PBR)
£22.99 £18.39
available to order from summer
Leucanthemum × superbum Banana Cream

20% off

Leucanthemum × superbum 'Banana Cream'
From £8.79
9cm pot
3 × 9cm pots
0.75 star 1 star 1 star 1 star 1 star (5)
Leucanthemum × superbum Snowcap

20% off

Leucanthemum × superbum 'Snowcap'
From £9.59
9cm pot
3 × 9cm pots
0.5 star 1 star 1 star 1 star 1 star (8)
Leucanthemum × superbum Wirral Supreme

20% off

Leucanthemum × superbum 'Wirral Supreme'
From £8.79
9cm pot
2 litre pot
3 × 9cm pots
3 × 2 litre pots
0.75 star 1 star 1 star 1 star 1 star (7)
Lobelia Bedding Mixed
Lobelia 'Bedding Mixed'
£34.99 £17.50
sold out
1 star 1 star 1 star 1 star 1 star (6)
Lobelia Trailing Mixed
Lobelia 'Trailing Mixed'
£34.99 £17.50
sold out
0.5 star 1 star 1 star 1 star 1 star (7)
Lobelia erinus Crystal Palace
Lobelia erinus 'Crystal Palace'
£34.99 £17.50
sold out
Lobelia erinus Fountain White (Fountain Series)
Lobelia erinus 'Fountain White' (Fountain Series)
£34.99 £17.50
sold out
1 star 1 star 1 star 1 star 1 star (1)
Malope trifida Vulcan

20% off

Malope trifida 'Vulcan'
£2.25 £1.80
approx 70 seeds
Malva moschata

20% off

Malva moschata
£2.99 £2.39
approx 50 seeds
Malva × clementii Barnsley Baby

20% off

Malva × clementii 'Barnsley Baby'
£21.99 £17.59
2 litre pot
1 star 1 star 1 star 1 star 1 star (1)
Malva × clementii Barnsley

20% off

Malva × clementii 'Barnsley'
£21.99 £17.59
2 litre pot
0.25 star 1 star 1 star 1 star 1 star (8)
Malva × clementii Bredon Springs

20% off

Malva × clementii 'Bredon Springs'
£22.99 £18.39
2 litre pot
Malva × clementii Rosea

20% off

Malva × clementii 'Rosea'
£24.99 £19.99
2 litre pot
0.5 star 1 star 1 star 1 star 1 star (7)
marguerite Aramis Girly Pink

New

Up to 50% off

marguerite 'Aramis Girly Pink'
From £5.50
9cm pot
2 + 1 FREE 9cm pots
marguerite Aramis Lemon & Pink

New

Up to 50% off

marguerite 'Aramis Lemon & Pink'
From £5.50
5 × rooted cuttings
9cm pot
2 + 1 FREE 9cm pots
1 star 1 star 1 star 1 star 1 star (1)
marguerite Aramis Peach Eye

New

Up to 50% off

marguerite 'Aramis Peach Eye'
From £5.50
5 × rooted cuttings
9cm pot
2 + 1 FREE 9cm pots
Matthiola incana Anytime Red (Anytime Series)

20% off

Matthiola incana 'Anytime Red' (Anytime Series)
£3.49 £2.79
approx 100 seeds
Matthiola incana Appleblossom

20% off

Matthiola incana 'Appleblossom'
£4.49 £3.59
approx 100 seeds
Matthiola incana Avalanche

20% off

Matthiola incana 'Avalanche'
£4.49 £3.59
approx 100 seeds
Matthiola incana Column Apricot

20% off

Matthiola incana 'Column Apricot'
£4.49 £3.59
approx 100 seeds
Matthiola incana Pillow Talk

New

Matthiola incana 'Pillow Talk'
£2.99 £2.39
available to order from summer
Matthiola incana Rainbow Mixture

40% off

Matthiola incana 'Rainbow Mixture'
£4.49 £2.69
approx 100 seeds
Matthiola longipetala subsp. bicornis

New

Matthiola longipetala subsp. bicornis
£2.99 £2.39
available to order from summer
Midnight shadows container plant collection
Midnight shadows container plant collection
£46.96 £25.88
sold out
Tropaeolum majus Blue Pepe

20% off

nasturtium 'Blue Pepe'
£2.89 £2.31
approx 30 seeds
Tropaeolum Baby Rose

20% off

nasturtium - Tropaeolum 'Baby Rose'
£2.99 £2.39
approx 30 seeds
1 star 1 star 1 star 1 star 1 star (1)
Tropaeolum majus Alaska Series

20% off

nasturtium - Tropaeolum majus 'Alaska Series'
£2.49 £1.99
approx 40 seeds
1 star 1 star 1 star 1 star 1 star (3)
Tropaeolum majus Black Velvet (Tom Thumb Series)

20% off

nasturtium - Tropaeolum majus 'Black Velvet' (Tom Thumb Series)
£2.69 £2.15
approx 30 seeds
1 star 1 star 1 star 1 star 1 star (5)
Tropaeolum majus Cherry Rose Jewel

20% off

nasturtium - Tropaeolum majus 'Cherry Rose Jewel'
£3.99 £3.19
approx 30 seeds
Tropaeolum majus Climbing Mixed

20% off

nasturtium - Tropaeolum majus 'Climbing Mixed'
From £1.99
approx 40 seeds
3 × packets of seeds
Tropaeolum majus Empress of India

20% off

nasturtium - Tropaeolum majus 'Empress of India'
£3.39 £2.71
approx 35 seeds
1 star 1 star 1 star 1 star 1 star (1)
Tropaeolum majus Ladybird Rose

20% off

nasturtium - Tropaeolum majus 'Ladybird Rose'
£3.39 £2.71
approx 30 seeds
Tropaeolum majus Milkmaid
nasturtium - Tropaeolum majus 'Milkmaid'
£1.99 £1.59
available to order from summer
Tropaeolum majus Peach Melba

New

nasturtium - Tropaeolum majus 'Peach Melba'
£2.79 £2.23
available to order from summer
Tropaeolum majus Red Troika

40% off

nasturtium - Tropaeolum majus 'Red Troika'
£2.99 £1.79
approx 25 seeds
1 star 1 star 1 star 1 star 1 star (1)
Tropaeolum majus Tip Top Apricot

New

nasturtium - Tropaeolum majus 'Tip Top Apricot'
£2.79 £2.23
available to order from summer
Tropaeolum minus Bloody Mary

20% off

nasturtium - Tropaeolum minus 'Bloody Mary'
£3.89 £3.11
approx 30 seeds
Nemesia Honey Bicolour Wine (Honey Series)
Nemesia 'Honey Bicolour Wine' (Honey Series)
From £5.59
available to order from winter
Nemesia Lady Penelope

New

Nemesia 'Lady Penelope'
£12.99 £6.50
sold out
0.5 star 1 star 1 star 1 star 1 star (2)
Nemesia Mirabelle

New

Nemesia 'Mirabelle'
£12.99 £7.79
sold out
1 star 1 star 1 star 1 star 1 star (1)
Nemesia Wisley Vanilla

Up to 40% off

Nemesia 'Wisley Vanilla'
From £6.39
9cm pot
2 + 1 FREE 9cm pots
0.25 star 1 star 1 star 1 star 1 star (6)
Nemesia denticulata

New

20% off

Nemesia denticulata
From £7.99
9cm pot
3 × 9cm pots
1 star 1 star 1 star 1 star 1 star (1)
Nemesia Framboise ('Fleurfram') (PBR)
Nemesia Framboise ('Fleurfram') (PBR)
From £5.59
available to order from winter
Nemesia Myrtille ('Fleurmyr') (PBR)

New

Nemesia Myrtille ('Fleurmyr') (PBR)
£12.99 £7.79
available to order from winter
0 star 0 star 1 star 1 star 1 star (1)
Nemesia Nesia Tropical (Nesia Series)
Nemesia Nesia Tropical (Nesia Series)
£9.99 £7.99
sold out
1 star 1 star 1 star 1 star 1 star (2)
Nicotiana Cuba Deep Lime

New

Nicotiana 'Cuba Deep Lime'
From £6.39
available to order from winter
Nicotiana Cuba Rose

New

20% off

Nicotiana 'Cuba Rose'
From £6.39
9cm pot
2 + 1 FREE 9cm pots
Nicotiana Lime Green

20% off

Nicotiana 'Lime Green'
£2.25 £1.80
approx 1600 seeds
Nicotiana alata
Nicotiana alata
£8.99 £5.39
sold out
1 star 1 star 1 star 1 star 1 star (2)
Nicotiana sylvestris

20% off

Nicotiana sylvestris
£2.79 £2.23
approx 450 seeds
0.5 star 1 star 1 star 1 star 1 star (5)
Nicotiana × sanderae Perfume Deep Purple (Perfume Series)

New

Nicotiana × sanderae 'Perfume Deep Purple' (Perfume Series)
£2.99 £2.39
available to order from summer
Nigella Persian Jewels

New

20% off

Nigella 'Persian Jewels'
£2.99 £2.39
approx 500 seeds
Nigella papillosa Delft Blue

Up to 50% off

Nigella papillosa 'Delft Blue'
From £2.23
approx 500 seeds
Oenothera lindheimeri The Bride

20% off

Oenothera lindheimeri 'The Bride'
£2.79 £2.23
approx 25 seeds
Osteospermum Purple Sun ('Kleoe19396') (FlowerPower Series)

Up to 40% off

Osteospermum Purple Sun ('Kleoe19396') (FlowerPower Series)
From £6.39
9cm pot
0.25 star 1 star 1 star 1 star 1 star (3)
Panicum capillare Sparkling Fountain

20% off

Panicum capillare 'Sparkling Fountain'
£4.99 £3.99
approx 100 seeds
Pastels cutting garden collection

20% off

Pastels cutting garden collection
£28.62 £22.90
1 × collection
Pelargonium Angels Perfume Lavender

New

Pelargonium 'Angels Perfume Lavender'
From £6.39
available to order from winter
Pelargonium Attar of Roses
Pelargonium 'Attar of Roses'
From £6.39
available to order from winter
0.5 star 1 star 1 star 1 star 1 star (12)
Pelargonium Citriodorum

20% off

Pelargonium 'Citriodorum'
From £6.39
9cm pot
2 + 1 FREE 9cm pots
Pelargonium Cola Bottles
Pelargonium 'Cola Bottles'
From £6.39
available to order from winter
Pelargonium Concolor Lace

20% off

Pelargonium 'Concolor Lace'
From £6.39
9cm pot
2 + 1 FREE 9cm pots
0 star 1 star 1 star 1 star 1 star (1)
Pelargonium Lady Plymouth
Pelargonium 'Lady Plymouth'
From £6.39
available to order from winter
Pelargonium Orange Fizz
Pelargonium 'Orange Fizz'
From £6.39
available to order from winter
Pelargonium Pink Capricorn

20% off

Pelargonium 'Pink Capricorn'
From £6.39
9cm pot
2 + 1 FREE 9cm pots
0 star 1 star 1 star 1 star 1 star (3)
Pelargonium Pinkerbell

New

Pelargonium 'Pinkerbell'
From £6.39
available to order from winter
0.5 star 1 star 1 star 1 star 1 star (2)
Pelargonium Sweet Mimosa
Pelargonium 'Sweet Mimosa'
From £6.39
available to order from winter
Pelargonium Torrento

20% off

Pelargonium 'Torrento'
From £6.39
9cm pot
2 + 1 FREE 9cm pots
1 star 1 star 1 star 1 star 1 star (1)
Pelargonium (Fragrans Group) Fragrans Variegatum
Pelargonium (Fragrans Group) 'Fragrans Variegatum'
From £6.39
available to order from winter
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