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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.

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Used at Chelsea
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Sort by lowest price
All items
Showing Flowering month : September clear all
1796 items
Centaurea cyanus Classic Fantastic

Centaurea cyanus 'Classic Fantastic'

£2.99
approx 100 seeds In stock (shipped within 2-3 working days)
Nepeta cataria

catnip / Nepeta cataria

£2.99 - £11.98
approx 150 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from mid summer
2 + 1 FREE 9cm pots available to order from mid summer
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Lathyrus odoratus Jilly

Lathyrus odoratus 'Jilly'

£2.99
approx 20 seeds In stock (shipped within 2-3 working days)
Nicotiana Whisper Mixed F1

Nicotiana 'Whisper Mixed' F1

£2.99
approx 70 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 3
Matthiola incana Column Apricot

Matthiola incana 'Column Apricot'

£3.99 £2.99
approx 100 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Madame Butterfly Bronze White

Antirrhinum majus 'Madame Butterfly Bronze White'

£2.99
approx 25 seeds available to order from spring 2025
Callistephus chinensis Light Blue

Callistephus chinensis 'Light Blue'

£2.99
approx 100 seeds In stock (shipped within 2-3 working days)
Linaria maroccana Licilia Violet (Licilia Series)

Linaria maroccana 'Licilia Violet' (Licilia Series)

£2.99
approx 500 seeds In stock (shipped within 2-3 working days)
Linaria maroccana Licilia Red (Licilia Series)

Linaria maroccana 'Licilia Red' (Licilia Series)

£2.99
approx 500 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Sensation Pinkie (Sensation Series)

Cosmos bipinnatus 'Sensation Pinkie' (Sensation Series)

£2.99
approx 100 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Admiral Crimson

New

Antirrhinum majus 'Admiral Crimson'

£2.99
approx 50 seeds In stock (shipped within 2-3 working days)
Consolida regalis QIS Dark Blue

New

Consolida regalis 'QIS Dark Blue'

£2.99
approx 200 seeds In stock (shipped within 2-3 working days)
Consolida regalis QIS Rose

New

Consolida regalis 'QIS Rose'

£2.99
approx 200 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Double Dutch White

New

Cosmos bipinnatus 'Double Dutch White'

£2.99
approx seeds available to order from mid summer
Cosmos bipinnatus Pied Piper mixed

New

Cosmos bipinnatus 'Pied Piper mixed'

£2.99
approx seeds available to order from mid summer
Cosmos bipinnatus Fizzy White (Fizzy Series)

New

Cosmos bipinnatus 'Fizzy White' (Fizzy Series)

£2.99
approx 100 seeds In stock (shipped within 2-3 working days)
Lepidium sativum

New

Lepidium sativum

£2.99
approx 4500 seeds In stock (shipped within 2-3 working days)
Matthiola incana Anytime Red (Anytime Series)

New

Matthiola incana 'Anytime Red' (Anytime Series)

£2.99
approx 100 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Candy Stripe

New

Cosmos bipinnatus 'Candy Stripe'

£2.99
approx 100 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Capriola

New

Cosmos bipinnatus 'Capriola'

£2.99
approx 30 seeds available to order from mid summer
Antirrhinum majus Madame Butterfly Red

Antirrhinum majus 'Madame Butterfly Red'

£2.99
approx 25 seeds available to order from spring 2025
Antirrhinum majus Madame Butterfly Cherry Bronze

Antirrhinum majus 'Madame Butterfly Cherry Bronze'

£2.99
approx 25 seeds available to order from spring 2025
Antirrhinum majus Madame Butterfly Pink

Antirrhinum majus 'Madame Butterfly Pink'

£2.99
approx 25 seeds available to order from spring 2025
Agrostemma githago

Agrostemma githago

£3.29
approx 75 seeds In stock (shipped within 2-3 working days)
Visnaga daucoides Green Mist

Visnaga daucoides 'Green Mist'

£3.29
approx 200 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Helianthus annuus Garden Statement

Helianthus annuus 'Garden Statement'

£3.29
approx 15 seeds available to order from mid summer
Lathyrus odoratus Mrs Bernard Jones

Lathyrus odoratus 'Mrs Bernard Jones'

£3.29
approx 20 seeds available to order from mid summer
1 star 1 star 1 star 1 star 1 star
Linaria purpurea Canon Went

New

Linaria purpurea 'Canon Went'

£3.49 - £27.00
approx 150 seeds available to order from autumn
9cm pot available to order from mid summer
3 × 9cm pots available to order from mid summer
0.5 star 1 star 1 star 1 star 1 star
Lathyrus odoratus Charlie's Angel

Lathyrus odoratus 'Charlie's Angel'

£3.49
approx 20 seeds In stock (shipped within 2-3 working days)
0 star 0 star 0 star 0 star 1 star
Lathyrus odoratus Karen Louise

Lathyrus odoratus 'Karen Louise'

£3.49
approx 20 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Lathyrus odoratus Royal Wedding

Lathyrus odoratus 'Royal Wedding'

£3.49
approx 20 seeds In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star
Cosmos bipinnatus Cosimo Collarette (Cosimo Series)

Cosmos bipinnatus 'Cosimo Collarette' (Cosimo Series)

£3.49
approx 30 seeds In stock (shipped within 2-3 working days)
bean (climbing French) Sunshine

bean (climbing French) 'Sunshine'

£3.49
approx 50 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Helianthus debilis Soluna Lemon

Helianthus debilis 'Soluna Lemon'

£3.49
approx 30 seeds In stock (shipped within 2-3 working days)
Helianthus debilis Soluna Bronze

Helianthus debilis 'Soluna Bronze'

£3.49
approx 30 seeds In stock (shipped within 2-3 working days)
Phlox drummondii Sugar Stars

Phlox drummondii 'Sugar Stars'

£3.49
approx 300 seeds In stock (shipped within 2-3 working days)
Phlox drummondii Cherry Caramel

New

Phlox drummondii 'Cherry Caramel'

£3.49 - £9.99
approx 200 seeds In stock (shipped within 2-3 working days)
5 × seedlings | jumbo sold out
Lathyrus × hammettii Erewhon

Lathyrus × hammettii 'Erewhon'

£3.49
approx 20 seeds available to order from autumn
Persicaria orientalis Cerise Pearls

Persicaria orientalis 'Cerise Pearls'

£3.49
approx 100 seeds In stock (shipped within 2-3 working days)
Consolida regalis Fancy Purple Picotee

New

Consolida regalis 'Fancy Purple Picotee'

£3.49
approx 150 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Hummingbird Lilac

New

Cosmos bipinnatus 'Hummingbird Lilac'

£3.49
approx 40 seeds In stock (shipped within 2-3 working days)
Cobaea scandens f. alba

Cobaea scandens f.alba

£3.69
approx 15 seeds In stock (shipped within 2-3 working days)
0 star 0 star 0.75 star 1 star 1 star
Rhodochiton atrosanguineus

Rhodochiton atrosanguineus

£3.69
approx 10 seeds In stock (shipped within 2-3 working days)
Cleome hassleriana Violet Queen

Cleome hassleriana 'Violet Queen'

£3.79
approx 125 seeds available to order from mid summer
0 star 1 star 1 star 1 star 1 star
Tropaeolum minus Bloody Mary

Tropaeolum minus 'Bloody Mary'

£3.89
approx 30 seeds In stock (shipped within 2-3 working days)
Lathyrus odoratus Lisa Marie

Lathyrus odoratus 'Lisa Marie'

£3.89
approx 20 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Double Click Cranberries (Double Click Series)

Cosmos bipinnatus 'Double Click Cranberries' (Double Click Series)

£3.89
approx 60 seeds In stock (shipped within 2-3 working days)
Matthiola incana Rainbow Mixture

Matthiola incana 'Rainbow Mixture'

£3.89
approx 100 seeds In stock (shipped within 2-3 working days)
Knautia macedonica

25% off selected

Knautia macedonica

£3.99 - £14.24
approx 40 seeds In stock (shipped within 2-3 working days)
9cm pot In stock (shipped within 3-5 working days)
3 × 9cm pots In stock (shipped within 3-5 working days)
2 litre pot In stock (shipped within 3-5 working days)
0.5 star 1 star 1 star 1 star 1 star
Galtonia candicans

Galtonia candicans

£3.99 - £9.00
3 × bulbs available to order from winter
9 × bulbs available to order from winter
0.25 star 1 star 1 star 1 star 1 star
Nerine bowdenii Ella K

Nerine bowdenii 'Ella K'

£3.99 - £9.99
1 × bulb available to order from winter
3 × bulbs available to order from winter
Lathyrus odoratus High Scent

Lathyrus odoratus 'High Scent'

£3.99 - £13.98
approx 20 seeds In stock (shipped within 2-3 working days)
9cm pot | seedlings available to order from mid summer
2 + 1 FREE 9cm pots available to order from mid summer
Lathyrus odoratus Spencer Waved Mixed

Lathyrus odoratus 'Spencer Waved Mixed'

£3.99
approx 35 seeds In stock (shipped within 2-3 working days)
Lathyrus odoratus Oxford Blue

Lathyrus odoratus 'Oxford Blue'

£3.99
approx 20 seeds In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Cosmos bipinnatus Sensation Picotee (Sensation Series)

Cosmos bipinnatus 'Sensation Picotee' (Sensation Series)

£3.99
approx 75 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Lathyrus odoratus White Frills

Lathyrus odoratus 'White Frills'

£3.99 - £13.98
approx 20 seeds available to order from mid summer
9cm pot | seedlings available to order from mid summer
2 + 1 FREE 9cm pots available to order from mid summer
Begonia × intermedia Bertinii

Begonia × intermedia 'Bertinii'

£3.99 - £7.98
1 × tuber available to order from winter
2 + 1 FREE tubers available to order from winter
Antirrhinum majus Admiral White

New

Antirrhinum majus 'Admiral White'

£3.99 - £6.99
approx 50 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from mid summer
1 star 1 star 1 star 1 star 1 star
Begonia Pink Flamingo

Begonia 'Pink Flamingo'

£3.99 - £7.98
1 × tuber available to order from winter
2 + 1 FREE tubers available to order from winter
0.5 star 1 star 1 star 1 star 1 star
Begonia Red Glory

Begonia 'Red Glory'

£3.99 - £7.98
1 × tuber available to order from winter
2 + 1 FREE tubers available to order from winter
Begonia (Pendula Group) Red Giant

Begonia (Pendula Group) 'Red Giant'

£3.99 - £9.99
1 × tuber available to order from winter
3 × tubers available to order from winter
Cosmos bipinnatus Xsenia

Cosmos bipinnatus 'Xsenia'

£3.99
approx 30 seeds In stock (shipped within 2-3 working days)
chilli Carolina Reaper

chilli 'Carolina' Reaper

£3.99
approx 5 seeds In stock (shipped within 2-3 working days)
chilli Trinidad Moruga Scorpion

chilli 'Trinidad Scorpion'

£3.99
approx 5 seeds In stock (shipped within 2-3 working days)
chilli Basket of Fire F1

chilli 'Basket of Fire' F1

£3.99
approx 10 seeds In stock (shipped within 2-3 working days)
Begonia (Pendula Group) White Giant

Begonia (Pendula Group) 'White Giant'

£3.99 - £9.99
1 × tuber available to order from winter
3 × tubers available to order from winter
0.5 star 1 star 1 star 1 star 1 star
Begonia Rosebud Tutu

Begonia 'Rosebud Tutu'

£3.99 - £9.99
2 × tubers available to order from winter
6 × tubers available to order from winter
Begonia (Pendula Group) Pink Giant

Begonia (Pendula Group) 'Pink Giant'

£3.99 - £9.99
1 × tuber available to order from winter
3 × tubers available to order from winter
1 star 1 star 1 star 1 star 1 star
Nerine bowdenii

Nerine bowdenii

£3.99 - £17.99
1 × bulb available to order from winter
3 × bulbs available to order from winter
2 litre pot | 3 per pot available to order from mid summer
0 star 0.25 star 1 star 1 star 1 star
Nerine bowdenii Ostara

Nerine bowdenii 'Ostara'

£3.99 - £17.99
1 × bulb available to order from winter
3 × bulbs available to order from winter
2 litre pot | 3 per pot available to order from mid summer
0 star 0 star 0 star 1 star 1 star
Matthiola incana Avalanche

Matthiola incana 'Avalanche'

£3.99
approx 100 seeds available to order from mid summer
Matthiola incana Appleblossom

Matthiola incana 'Appleblossom'

£3.99
approx 100 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Rubinato

Cosmos bipinnatus 'Rubinato'

£3.99
approx 30 seeds In stock (shipped within 2-3 working days)
Verbena bonariensis Vanity

Verbena bonariensis 'Vanity'

£3.99
approx 40 seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Velouette

Cosmos bipinnatus 'Velouette'

£3.99
approx 30 seeds In stock (shipped within 2-3 working days)
Helipterum Pink

Helipterum 'Pink'

£3.99
approx seeds available to order from mid summer
Helianthus annuus Desire Red

Helianthus annuus 'Desire Red'

£3.99
approx 10 seeds In stock (shipped within 2-3 working days)
Euphorbia oblongata

Euphorbia oblongata

£4.29
approx 45 seeds available to order from mid summer
Cosmos bipinnatus Xanthos

Cosmos bipinnatus 'Xanthos'

£4.29
approx 30 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Dahlia Cafe au Lait

Dahlia 'Café au Lait'

£4.49 - £23.00
1 × tuber available to order from winter
3 × tubers available to order from winter
3 litre pot available to order from mid summer
6 × tubers available to order from winter
0.75 star 1 star 1 star 1 star 1 star
Antirrhinum majus Potomac Lavender

New

Antirrhinum majus 'Potomac Lavender'

£4.49
approx 50 seeds In stock (shipped within 2-3 working days)
Simple white cutting garden collection

New

Simple white cutting garden collection

£4.78
1 × collection In stock (shipped within 2-3 working days)
Cosmos bipinnatus Double Click Rose Bonbon (Double Click Series)

Cosmos bipinnatus 'Double Click Rose Bonbon' (Double Click Series)

£4.89
approx 75 seeds In stock (shipped within 2-3 working days)
Dahlia Bishop of Llandaff

Dahlia 'Bishop of Llandaff'

£4.99 - £24.00
3 litre pot In stock (shipped within 3-5 working days)
1 × tuber available to order from winter
3 × tubers available to order from winter
6 × tubers available to order from winter
0.5 star 1 star 1 star 1 star 1 star
Crocus speciosus

Crocus speciosus

£4.99 - £12.00
15 × bulbs available to order from autumn
45 × bulbs available to order from autumn
1 star 1 star 1 star 1 star 1 star
Crocus speciosus Conqueror

Crocus speciosus 'Conqueror'

£4.99 - £12.00
10 × bulbs available to order from autumn
30 × bulbs available to order from autumn
0 star 0.75 star 1 star 1 star 1 star
Amaryllis belladonna

Amaryllis belladonna

£4.99 - £13.00
1 × bulb available to order from winter
3 × bulbs available to order from winter
1 star 1 star 1 star 1 star 1 star
Gloriosa superba Rothschildiana

Gloriosa superba 'Rothschildiana'

£4.99 - £9.98
1 × bulb available to order from winter
2 + 1 FREE bulbs available to order from winter
0.75 star 1 star 1 star 1 star 1 star
Crocosmia × crocosmiiflora Emily Mckenzie

25% off selected

Crocosmia × crocosmiiflora 'Emily Mckenzie'

£4.99 - £21.00
9cm pot In stock (shipped within 3-5 working days)
3 × 9cm pots In stock (shipped within 3-5 working days)
10 × corms available to order from winter
30 × corms available to order from winter
2 litre pot available to order from mid summer
0.75 star 1 star 1 star 1 star 1 star
Crocosmia masoniorum

Crocosmia masoniorum

£4.99 - £22.00
9cm pot In stock (shipped within 3-5 working days)
3 × 9cm pots In stock (shipped within 3-5 working days)
10 × corms available to order from winter
30 × corms available to order from winter
Begonia Mother's Day

Begonia 'Mother's Day'

£4.99 - £9.99
1 × tuber available to order from winter
3 × tubers available to order from winter
0.75 star 1 star 1 star 1 star 1 star
Dahlia Nuit d'Eté

25% off selected

Dahlia 'Nuit d'Eté'

£4.99 - £12.50
3 litre pot In stock (shipped within 3-5 working days)
1 × tuber available to order from winter
3 × tubers available to order from winter
1 star 1 star 1 star 1 star 1 star
Crocus speciosus Albus

Crocus speciosus 'Albus'

£4.99 - £12.00
5 × bulbs available to order from autumn
15 × bulbs available to order from autumn
Canna Wyoming

Canna 'Wyoming'

£4.99 - £12.00
1 × rhizome available to order from winter
3 × rhizomes available to order from winter
0.25 star 1 star 1 star 1 star 1 star
Crocosmia × crocosmiiflora Babylon

Crocosmia × crocosmiiflora 'Babylon'

£4.99 - £9.00
10 × corms available to order from winter
30 × corms available to order from winter
Dahlia Verrones Obsidian

25% off selected

Dahlia 'Verrone's Obsidian'

£4.99 - £12.00
3 litre pot In stock (shipped within 3-5 working days)
1 × tuber available to order from winter
3 × tubers available to order from winter
0.75 star 1 star 1 star 1 star 1 star
Pelargonium Tip Top Duet

Pelargonium 'Tip Top Duet'

£4.99
10.5cm pot available to order from mid summer
Pelargonium Elegance Imperial (Elegance Series)

Pelargonium Elegance Imperial (Elegance Series)

£4.99
10.5cm pot available to order from mid summer
Pelargonium Elegance Jeanette ('Rg8036') (PBR) (Elegance Series)

Pelargonium Elegance Jeanette ('Rg8036') (PBR) (Elegance Series)

£4.99
10.5cm pot available to order from mid summer
1 star 1 star 1 star 1 star 1 star
Dahlia City of Leiden

Dahlia 'City of Leiden'

£4.99 - £12.00
1 × tuber available to order from winter
3 × tubers available to order from winter
0 star 0 star 1 star 1 star 1 star
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