Celebrating 25 years with 25% off all plants* | Shop now

Celebrate in the garden: 15% off outdoor living* | Shop now

Shop

Information & Help

My account

crocus
Wish-list My wheelbarrow

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
Indoor plants by room
Bulb divisions
Bedding planting time
Chelsea plant of year
Sowing month inside or protected
Sowing month outside
Vegetable harvesting month
Vegetable groups
Multibuy packs
Ready made borders
Planting combinations
Hardy
Leaf colour
Ground cover
Position
Shape
Soil moisture
Used at Chelsea
Kitchen garden planting guidelines
Sort by lowest price
Available items
Showing Flowering month : September clear all
1047 items
Rudbeckia fulgida var. sullivantii Goldsturm

25% off

Rudbeckia fulgida var. sullivantii 'Goldsturm'
£7.49 - £33.74
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)
6 × 9cm pots 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 4.7 5 40
Cirsium rivulare Trevors Felley Find (PBR)

25% off

Cirsium rivulare 'Trevors Felley Find' (PBR)
£7.49 - £33.74
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
Crocosmia Paul's Best Yellow

25% off

Crocosmia 'Paul's Best Yellow'
£7.49 - £26.98
2 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 2 litre pots In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Molinia caerulea subsp. caerulea Heidebraut

25% off

Molinia caerulea subsp. caerulea 'Heidebraut'
£7.49 - £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)
0.75 star 1 star 1 star 1 star 1 star 4.7 5 3
Achillea Credo

25% off

Achillea 'Credo'
£7.49 - £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)
0.5 star 1 star 1 star 1 star 1 star 4.5 5 10
Carex buchananii Red Rooster

New

25% off

Carex buchananii 'Red Rooster'
£7.49 - £18.74
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Nepeta govaniana

New

25% off

Nepeta govaniana
£7.49 - £18.74
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Symphyotrichum novi-belgii Patricia Ballard

25% off

Symphyotrichum novi-belgii 'Patricia Ballard'
£7.49 - £37.49
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)
0.75 star 1 star 1 star 1 star 1 star 4.8 5 6
Salvia Amistad (PBR)

25% off

Salvia 'Amistad' (PBR)
£8.24 - £33.74
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)
6 × 9cm pots 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 4.7 5 52
Helenium The Bishop

25% off

Helenium 'The Bishop'
£8.24 - £33.74
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)
6 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0 star 0 star 1 star 1 star 1 star 3.0 5 1
Helenium Waltraut

25% off

Helenium 'Waltraut'
£8.24 - £37.49
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 4.6 5 9
Anemone × hybrida Whirlwind

25% off

Anemone × hybrida 'Whirlwind'
£8.24 - £32.24
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)
Lobelia × speciosa Hadspen Purple (PBR)

25% off

Lobelia × speciosa 'Hadspen Purple' (PBR)
£8.24 - £35.24
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 4.8 5 5
Tulbaghia Purple Eye

25% off

Tulbaghia 'Purple Eye'
£8.24 - £18.74
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
Leucanthemum × superbum Wirral Supreme

25% off

Leucanthemum × superbum 'Wirral Supreme'
£8.24 - £37.49
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)
0.5 star 1 star 1 star 1 star 1 star 4.6 5 5
Salvia Pink Amistad ('Arggr17-011')

New

25% off

Salvia Pink Amistad ('Arggr17-011')
£8.24 - £33.74
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 autumn
3 × 2 litre pots available to order from autumn
Anemone hupehensis var. japonica Prinz Heinrich

25% off

Anemone hupehensis var. japonica 'Prinz Heinrich'
£8.24 - £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)
6 × 9cm pots In stock (shipped within 2-3 working days)
Doellingeria umbellata

25% off

Doellingeria umbellata
£8.24 - £18.74
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Eupatorium maculatum (Atropurpureum Group) Riesenschirm

25% off

Eupatorium maculatum (Atropurpureum Group) 'Riesenschirm'
£8.24 - £18.74
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 4.6 5 8
Rudbeckia fulgida var. deamii

25% off

Rudbeckia fulgida var. deamii
£8.24 - £33.74
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 4.8 5 14
Lobelia Compton Pink

25% off

Lobelia 'Compton Pink'
£8.24 - £18.74
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Bistorta officinalis Superba

25% off

Bistorta officinalis 'Superba'
£8.24 - £34.49
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)
0.5 star 1 star 1 star 1 star 1 star
Cyclamen cilicium

25% off

Cyclamen cilicium
£8.24 - £18.74
9cm pot | 1 plant In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Blue and white cutting garden collection

25% off

Blue & white cutting garden collection
£11.06 £8.30
1 × collection In stock (shipped within 2-3 working days)
Tradescantia (Andersoniana Group) JS Brainstorm (PBR)

New

25% off

Tradescantia (Andersoniana Group) 'JS Brainstorm' (PBR)
£8.96 - £18.71
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Butterfly mat seed carpet

25% off

Butterfly mat seed carpet
£11.99 £8.99
seed mat In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Hosta Purple Heart

25% off

Hosta 'Purple Heart'
£8.99 - £37.49
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)
0.5 star 1 star 1 star 1 star 1 star
Verbascum Clementine

25% off

Verbascum 'Clementine'
£8.99 - £20.99
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
Echinacea pallida

25% off

Echinacea pallida
£8.99 - £32.24
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
Sanguisorba Tanna

25% off

Sanguisorba 'Tanna'
£8.99 - £37.49
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)
6 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Geranium × oxonianum Dusky Rose

New

25% off

Geranium × oxonianum 'Dusky Rose'
£8.99 - £22.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Rudbeckia subtomentosa Henry Eilers

25% off

Rudbeckia subtomentosa 'Henry Eilers'
£8.99 - £20.99
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
Miscanthus sinensis Zebrinus

25% off

Miscanthus sinensis 'Zebrinus'
£8.99 - £37.49
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)
0.75 star 1 star 1 star 1 star 1 star
Lobelia cardinalis

25% off

Lobelia cardinalis
£11.99 £8.99
9cm pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Crocosmia Hellfire

New

25% off

Crocosmia 'Hellfire'
£8.99 - £26.98
2 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 2 litre pots In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Nepeta Magical Mr Blue Sky ('Bocombsky) (PBR)

25% off

Nepeta Magical Mr Blue Sky ('Bocombsky) (PBR)
£8.99 - £22.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Hesperantha coccinea Major

25% off

Hesperantha coccinea 'Major'
£8.99 - £20.99
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
Seedballs make your own native flowers seedbombs kit

25% off

Seedballs make your own native flowers seedbombs kit
£11.99 £8.99
makes 50 - 60 seedballs In stock (shipped within 2-3 working days)
Anemone × hybrida Honorine Jobert

25% off

Anemone × hybrida 'Honorine Jobert'
£9.56 - £37.49
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)
6 × 9cm pots 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
Thalictrum Splendide White ('Fr21034') (PBR)

25% off

Thalictrum Splendide White ('Fr21034') (PBR)
£9.71 - £18.56
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Sanguisorba officinalis Red Thunder

25% off

Sanguisorba officinalis 'Red Thunder'
£9.74 - £22.49
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
Veronicastrum virginicum Lavendelturm

25% off

Veronicastrum virginicum 'Lavendelturm'
£9.74 - £22.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Campanula Rebelle

25% off

Campanula 'Rebelle'
£9.74 - £24.74
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Angelica gigas

25% off

Angelica gigas
£9.74 - £33.74
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)
6 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Hibiscus moscheutos Carousel Pink Candy ('Tahi12')(PBR)

New

25% off

Hibiscus moscheutos Carousel Pink Candy (Tahi12') (PBR)
£9.74 - £17.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Hesperantha coccinea Oregon Sunset

New

25% off

Hesperantha coccinea 'Oregon Sunset'
£9.74 - £24.74
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Echinacea Green Envy (PBR)

25% off

Echinacea 'Green Envy' (PBR)
£9.74 - £22.49
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
Euphorbia griffithii Fireglow

25% off

Euphorbia griffithii 'Fireglow'
£9.74 - £22.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Kniphofia Tawny King

25% off

Kniphofia 'Tawny King'
£9.74 - £22.49
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
Osteospermum Snow Pixie

25% off

Osteospermum 'Snow Pixie'
£9.74 - £14.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Hibiscus moscheutos Carousel Pink Passion (Tahi16') (PBR)

New

25% off

Hibiscus moscheutos Carousel Pink Passion (Tahi16') (PBR)
£9.74 - £24.74
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Kniphofia Pineapple Popsicle (Popsicle Series)

25% off

Kniphofia 'Pineapple Popsicle' (Popsicle Series)
£9.74 - £20.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Tricyrtis formosana Dark Beauty

25% off

Tricyrtis formosana 'Dark Beauty'
£9.74 - £22.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Anemone hupehensis var. japonica Rotkäppchen

New

25% off

Anemone hupehensis var. japonica 'Rotkäppchen'
£9.74 - £22.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Angelica sylvestris Vicar's Mead

New

25% off

Angelica sylvestris 'Vicar's Mead'
£9.74 - £23.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Stipa calamagrostis Algäu

New

25% off

Stipa calamagrostis 'Algäu'
£9.74 - £24.74
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
< Prev 1 ... 7 8 9 ... 19 Next >

Copyright © Crocus.co.uk Ltd 2025. All rights reserved.