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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
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Evergreen / deciduous
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Indoor plants by room
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Chelsea plant of year
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Leaf colour
Ground cover
Position
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Used at Chelsea
Kitchen garden planting guidelines
Sort by lowest price
Available items
Showing Flowering month : September clear all
890 items
Muhlenbergia capillaris

20% off

Muhlenbergia capillaris
£3.99 - £39.99
approx 20 seeds In stock (shipped within 2-3 working days)
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
1 star 1 star 1 star 1 star 1 star 5.0 5 3
Althaea officinalis
Althaea officinalis
£9.99 - £22.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Perovskia Bluesette

New

Perovskia 'Bluesette'
£9.99 - £18.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Eragrostis spectabilis
Eragrostis spectabilis
£9.99 - £42.99
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)
Anemone × hybrida Honorine Jobert

20% off

Anemone × hybrida 'Honorine Jobert'
£10.20 - £39.99
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 autumn
3 × 2 litre pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.6 5 54
Thalictrum Splendide White ('Fr21034') (PBR)

20% off

Thalictrum Splendide White ('Fr21034') (PBR)
£10.36 - £34.39
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 4.6 5 16
Helenium Ruby Thuesday

20% off

Helenium 'Ruby Thuesday'
£10.39 - £22.39
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0 star 0.75 star 1 star 1 star 1 star 3.7 5 7
Angelica gigas

20% off

Angelica gigas
£10.39 - £39.99
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)
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 4.5 5 34
Euphorbia griffithii Fireglow

20% off

Euphorbia griffithii 'Fireglow'
£10.39 - £39.99
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)
Sanguisorba officinalis Pink Tanna

Up to 50%

Sanguisorba officinalis 'Pink Tanna'
£9.50 - £38.39
2 litre pot In stock (shipped within 2-3 working days)
9cm 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)
1 star 1 star 1 star 1 star 1 star 5.0 5 2
Sanguisorba officinalis Red Thunder

20% off

Sanguisorba officinalis 'Red Thunder'
£10.39 - £23.99
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
Eryngium yuccifolium

20% off

Eryngium yuccifolium
£10.39 - £26.39
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Liriope muscari Monroe White

20% off

Liriope muscari 'Monroe White'
£10.39 - £35.99
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 star 1 star 1 star 1 star 1 star 3.9 5 16
Geranium Rozanne ('Gerwat') (PBR)

20% off

Geranium Rozanne ('Gerwat') (PBR)
£10.39 - £49.99
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 autumn
3 × 2 litre pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.7 5 84
Echinacea pallida

20% off

Echinacea pallida
£10.39 - £38.39
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
0.25 star 1 star 1 star 1 star 1 star 4.3 5 3
Rudbeckia fulgida Early Bird Gold

20% off

Rudbeckia fulgida 'Early Bird Gold'
£10.39 - £23.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Farfugium japonicum var. giganteum

New

20% off

Farfugium japonicum var. giganteum
£10.39 - £23.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Rudbeckia fulgida Little Goldstar (PBR)

20% off

Rudbeckia fulgida 'Little Goldstar' (PBR)
£10.39 - £42.39
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 sold out
3 × 2 litre pots sold out
1 star 1 star 1 star 1 star 1 star 5.0 5 4
Geum Prinses Juliana

20% off

Geum 'Prinses Juliana'
£10.39 - £38.39
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 4.9 5 7
Kniphofia Pineapple Popsicle (Popsicle Series)

20% off

Kniphofia 'Pineapple Popsicle' (Popsicle Series)
£10.39 - £22.39
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Kniphofia Tawny King

20% off

Kniphofia 'Tawny King'
£10.39 - £23.99
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
Echinacea Hot Papaya (PBR) (Cone-fections Series)

20% off

Echinacea 'Hot Papaya' (PBR) (Cone-fections Series)
£10.39 - £26.39
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0 star 0 star 1 star 1 star 1 star
Kniphofia Bees Lemon

20% off

Kniphofia 'Bees Lemon'
£10.39 - £39.99
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)
0.25 star 1 star 1 star 1 star 1 star
Gentiana sino-ornata

20% off

Gentiana sino-ornata
£10.39 - £43.99
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)
Hylotelephium Lime Zinger (PBR) (SunSparkler Series)

20% off

Hylotelephium 'Lime Zinger' (PBR) (SunSparkler Series)
£10.39 - £23.99
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
Echinacea purpurea Rubinstern

20% off

Echinacea purpurea 'Rubinstern'
£10.39 - £23.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star
Liriope muscari Okina

20% off

Liriope muscari 'Okina'
£10.39 - £23.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0 star 0.5 star 1 star 1 star 1 star
Bistorta amplexicaulis Orange Field ('Orangofield') (PBR)

20% off

Bistorta amplexicaulis Orange Field ('Orangofield') (PBR)
£10.39 - £31.99
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)
Sanguisorba Cangshan Cranberry

20% off

Sanguisorba 'Cangshan Cranberry'
£10.39 - £23.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Tulbaghia Purple Eye
Tulbaghia 'Purple Eye'
£10.99 - £24.99
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
Blue and white cutting garden collection
Blue & white cutting garden collection
£11.06
1 × collection In stock (shipped within 2-3 working days)
Agapanthus Midnight Star

20% off

Agapanthus 'Midnight Star'
£11.19 - £39.99
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
Ligusticopsis wallichiana

20% off

Ligusticopsis wallichiana
£11.19 - £42.39
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
0.75 star 1 star 1 star 1 star 1 star
Helenium autumnale Short and Sassy (PBR)

20% off

Helenium autumnale 'Short and Sassy' (PBR)
£11.19 - £42.39
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)
0.25 star 1 star 1 star 1 star 1 star
Eryngium × olivierianum Big Blue ('Myersblue') (PBR)

20% off

Eryngium × olivierianum Big Blue ('Myersblue') (PBR)
£11.19 - £39.99
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)
1 star 1 star 1 star 1 star 1 star
Sanguisorba Plum Drops

New

20% off

Sanguisorba 'Plum Drops'
£11.19 - £26.39
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Tradescantia (Andersoniana Group) JS Brainstorm (PBR)

New

Tradescantia (Andersoniana Group) 'JS Brainstorm' (PBR)
£11.95 - £24.95
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Lobelia cardinalis
Lobelia cardinalis
£11.99
9cm pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Miscanthus sinensis Zebrinus

20% off

Miscanthus sinensis 'Zebrinus'
£11.99 - £49.99
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)
0.75 star 1 star 1 star 1 star 1 star
Actaea simplex Pink Spike

20% off

Actaea simplex 'Pink Spike'
£11.99 - £43.99
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)
Hosta Purple Heart
Hosta 'Purple Heart'
£11.99 - £49.99
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
Echinacea purpurea Green Jewel (PBR)

20% off

Echinacea 'Green Jewel' (PBR)
£11.99 - £26.39
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0 star 0 star 0.25 star 1 star 1 star
Butterfly mat seed carpet
Butterfly mat seed carpet
£11.99
seed mat In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Kniphofia Ember Glow ('Tneg') (PBR) (Glow Series)

20% off

Kniphofia Ember Glow ('Tneg') (PBR) (Glow Series)
£11.99 - £26.39
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
Crocosmia Orange Pekoe ('Pek Or') (PBR)
Crocosmia Orange Pekoe ('Pek Or') (PBR)
£11.99 - £27.99
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
Geum Scarlet Tempest ('Macgeu001') (PBR) (Tempest Series)

20% off

Geum Scarlet Tempest ('Macgeu001') (PBR) (Tempest Series)
£11.99 - £27.99
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
Echinacea Delicious Candy ('Noortdeli') (PBR)

20% off

Echinacea Delicious Candy ('Noortdeli') (PBR)
£11.99 - £28.79
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
Crocosmia Hellfire
Crocosmia 'Hellfire'
£11.99 - £27.99
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
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