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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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Attractive to wildlife
Quick growing
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Indoor plants by room
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Chelsea plant of year
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Sowing month outside
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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
886 items
Pelargonium Torrento
Pelargonium 'Torrento'
£7.99 - £15.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Pennisetum Fairy Tails
Pennisetum 'Fairy Tails'
£9.99 - £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)
Pennisetum advena Rubrum
Pennisetum advena 'Rubrum'
£14.99 - £34.99
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 4.0 5 4
Pennisetum alopecuroides Hameln Gold (PBR)
Pennisetum alopecuroides 'Hameln Gold' (PBR)
£9.99 - £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)
Pennisetum alopecuroides Hameln

20% off

Pennisetum alopecuroides 'Hameln'
£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)
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
0 star 1 star 1 star 1 star 1 star 4.0 5 1
Pennisetum villosum
Pennisetum villosum
£9.99 - £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)
0.25 star 1 star 1 star 1 star 1 star 4.3 5 10
Penstemon Andenken an Friedrich Hahn

20% off

Penstemon 'Andenken an Friedrich Hahn'
£7.19 - £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)
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 4.8 5 22
Penstemon Apple Blossom

20% off

Penstemon 'Apple Blossom'
£7.19 - £29.59
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 4.6 5 7
Penstemon Hidcote Pink

20% off

Penstemon 'Hidcote Pink'
£7.19 - £29.59
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 5.0 5 3
Penstemon Pensham Laura (Pensham Series)

20% off

Penstemon 'Pensham Laura' (Pensham Series)
£7.19 - £30.39
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)
1 star 1 star 1 star 1 star 1 star 5.0 5 6
Penstemon Pensham Plum Jerkum (Pensham Series)

20% off

Penstemon 'Pensham Plum Jerkum' (Pensham Series)
£7.19 - £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)
0.75 star 1 star 1 star 1 star 1 star 4.8 5 11
Penstemon Raven (Bird Series)

20% off

Penstemon 'Raven' (Bird Series)
£7.19 - £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)
0.75 star 1 star 1 star 1 star 1 star 4.7 5 3
Penstemon Sour Grapes M. Fish

20% off

Penstemon 'Sour Grapes' M. Fish
£7.19 - £29.59
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 4.1 5 13
Penstemon White Bedder

20% off

Penstemon 'White Bedder'
£7.19 - £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 4.6 5 15
Penstemon digitalis Dakota Burgundy ('Tnpendb') (PBR) (Dakota Series)

20% off

Penstemon digitalis Dakota Burgundy ('Tnpendb') (PBR) (Dakota Series)
£7.99 - £19.99
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 5.0 5 1
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)
Perovskia Little Spire (PBR)
Perovskia 'Little Spire' (PBR)
£7.99 - £18.99
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 4.6 5 7
Perovskia Silvery Blue ('Lissvery') (PBR)
Perovskia Silvery Blue ('Lissvery') (PBR)
£19.99
2 litre pot In stock (shipped within 2-3 working days)
Phlox Opening Act Ultrapink (Opening Act Series)

New

Phlox 'Opening Act Ultrapink' (Opening Act Series)
£11.99
9cm pot In stock (shipped within 2-3 working days)
Phlox paniculata Blue Paradise

20% off

Phlox paniculata 'Blue Paradise'
£7.99 - £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)
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 4.5 5 8
Phlox paniculata Mount Fuji

20% off

Phlox paniculata 'Mount Fuji'
£7.19 - £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)
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
Phlox paniculata Rembrandt

20% off

Phlox paniculata 'Rembrandt'
£7.19 - £30.39
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)
1 star 1 star 1 star 1 star 1 star
Phlox paniculata Starfire

20% off

Phlox paniculata 'Starfire'
£7.19 - £15.99
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
Phormium Platt's Black
Phormium 'Platt's Black'
£36.99
2 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Physostegia virginiana Crystal Peak White
Physostegia virginiana 'Crystal Peak White'
£9.99 - £37.99
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
Potentilla fruticosa Pink Beauty
Potentilla fruticosa 'Pink Beauty' (PBR)
£21.99
2 litre pot In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star
Potentilla fruticosa Primrose Beauty
Potentilla fruticosa 'Primrose Beauty'
£23.99 - £58.99
2 litre pot 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
Potentilla fruticosa Bellissima ('Hachliss') (PBR)
Potentilla fruticosa Bellissima ('Hachliss') (PBR)
£22.99
2 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Potentilla fruticosa Marian Red Robin ('Marrob')
Potentilla fruticosa Marian Red Robin ('Marrob')
£22.99
2 litre pot In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star
Rosa Arthur Bell
Rosa Arthur Bell | Floribunda Bush Rose
£26.99
4 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Rosa Parkdirektor Riggers
Rosa Parkdirektor Riggers | Climbing Rose
£37.99
4 litre pot In stock (shipped within 2-3 working days)
Rosa rugosa Alba
Rosa rugosa Alba | White Japanese Rose Hedging
£34.99 - £119.98
4 litre pot In stock (shipped within 2-3 working days)
10 × bare root plants | 40 - 60cm tall available to order from autumn
20 + 10 FREE bare root | 40 - 60cm tall available to order from autumn
0.5 star 1 star 1 star 1 star 1 star
Rosa Sunseeker ('Dicracer')

50% off

Rosa Sunseeker ('Dicracer') | Patio Rose
£89.99 £45.00
7.5 litre pot | standard In stock (shipped within 2-3 working days)
Rosa Yellow Patio

50% off

Rosa Yellow Patio | Patio Rose
£89.99 £45.00
7.5 litre pot | standard In stock (shipped within 2-3 working days)
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)
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
Rudbeckia fulgida var. deamii

20% off

Rudbeckia fulgida var. deamii
£8.79 - £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)
0.75 star 1 star 1 star 1 star 1 star
Rudbeckia fulgida var. sullivantii Goldsturm

20% off

Rudbeckia fulgida var. sullivantii 'Goldsturm'
£7.99 - £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)
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
Rudbeckia hirta Enchanted Nightfall
Rudbeckia hirta 'Enchanted Nightfall'
£9.99 - £19.98
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)
Rudbeckia hirta Enchanted Summer Sunset
Rudbeckia hirta 'Enchanted Summer Sunset'
£9.99 - £19.98
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)
Rudbeckia laciniata Herbstsonne

20% off

Rudbeckia laciniata 'Herbstsonne'
£7.99 - £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)
0.75 star 1 star 1 star 1 star 1 star
Rudbeckia subtomentosa Henry Eilers

20% off

Rudbeckia subtomentosa 'Henry Eilers'
£9.59 - £22.39
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
Salvia elegans
sage - pineapple
£7.99 - £15.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Salvia Amistad (PBR)

20% off

Salvia 'Amistad' (PBR)
£8.79 - £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)
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
Salvia Belle de Loire

New

20% off

Salvia 'Belle de Loire'
£12.99 £10.39
9cm pot In stock (shipped within 2-3 working days)
Salvia Blue Note (PBR)

New

Salvia 'Blue Note' (PBR)
£12.99
9cm pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Salvia Hot Lips

20% off

Salvia 'Hot Lips'
£7.99 - £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)
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
Salvia Kisses and Wishes (PBR)

20% off

Salvia 'Kisses and Wishes' (PBR)
£7.99 - £31.98
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)
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