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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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Quick growing
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Indoor plants by room
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Bedding planting time
Chelsea plant of year
Sowing month inside or protected
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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
1037 items
Bistorta amplexicaulis Firetail
Bistorta amplexicaulis 'Firetail'
£9.99 - £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 4.9 5 13
Petunia Bubbles Purple

New

Petunia 'Bubbles Purple'
£6.99 - £19.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Rudbeckia hirta Enchanted Romance
Rudbeckia hirta 'Enchanted Romance'
£9.99
2 litre pot In stock (shipped within 2-3 working days)
Lupinus Chandelier (Band of Nobles Series)
Lupinus 'Chandelier' (Band of Nobles Series)
£9.99 - £44.99
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
0.25 star 1 star 1 star 1 star 1 star 4.3 5 6
Salvia nemorosa Crystal Blue (Color Spires Series)
Salvia nemorosa Crystal Blue (Color Spires Series)
£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)
0.5 star 1 star 1 star 1 star 1 star 4.5 5 2
Petunia Tumbelina Compact Victoria

New

Petunia 'Tumbelina Compact Victoria'
£6.99 - £19.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Salvia Love and Wishes ('Serendip6') (PBR)
Salvia Love and Wishes ('Serendip6') (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)
0.5 star 1 star 1 star 1 star 1 star 4.6 5 5
Petunia multiflora Shock Wave Deep Purple ('Pas933531')
Petunia Shock Wave Deep Purple ('Pas933531')
£6.99 - £44.99
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × seedlings | jumbo sold out
10 + 5 FREE seedlings | jumbo sold out
40 + 20 FREE seedlings sold out
Stipa calamagrostis
Stipa calamagrostis
£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)
0 star 1 star 1 star 1 star 1 star 4.0 5 4
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
Hylotelephium × mottramianum Herbstfreude
Hylotelephium × mottramianum 'Herbstfreude'
£9.99 - £44.99
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 10
Agastache rugosa Beelicious Purple ('Agapd') (PBR)
Agastache rugosa Beelicious Purple ('Agapd') (PBR)
£9.99 - £52.99
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)
Rudbeckia hirta Enchanted Glow
Rudbeckia hirta 'Enchanted Glow'
£9.99
2 litre pot In stock (shipped within 2-3 working days)
Nemesia Nesia Tropical (Nesia Series)
Nemesia Nesia Tropical (Nesia Series)
£6.99 - £19.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Miscanthus sinensis Gracillimus
Miscanthus sinensis 'Gracillimus'
£9.99 - £44.99
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)
1 star 1 star 1 star 1 star 1 star 5.0 5 3
Rudbeckia hirta Enchanted Nightfall
Rudbeckia hirta 'Enchanted Nightfall'
£9.99
2 litre pot In stock (shipped within 2-3 working days)
Miscanthus sinensis Kleine Fontäne
Miscanthus sinensis 'Kleine Fontäne'
£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)
1 star 1 star 1 star 1 star 1 star 5.0 5 6
Cynara cardunculus
Cynara cardunculus
£9.99 - £47.99
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
0.25 star 1 star 1 star 1 star 1 star 4.2 5 9
Echinacea purpurea Magnus
Echinacea purpurea 'Magnus'
£9.99 - £42.99
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)
0.25 star 1 star 1 star 1 star 1 star 4.3 5 20
Hylotelephium spectabile (Brilliant Group) Brilliant
Hylotelephium spectabile (Brilliant Group) 'Brilliant'
£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)
1 star 1 star 1 star 1 star 1 star 5.0 5 6
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)
Calibrachoa Cabaret Goodnight Kiss ('Balcabooni') (PBR)
Calibrachoa Cabaret Goodnight Kiss ('Balcabooni') (PBR)
£6.99 - £19.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Symphyotrichum Little Carlow (cordifolius hybrid)
Symphyotrichum 'Little Carlow' (cordifolius hybrid)
£9.99 - £49.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
2 litre pot 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
Calamintha nepeta subsp. nepeta Blue Cloud

New

Calamintha nepeta subsp. nepeta 'Blue Cloud'
£9.99 - £24.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Cosmos bipinnatus Cosimo Red-White (Cosimo Series)

New

Cosmos bipinnatus 'Cosimo Red-White' (Cosimo Series)
£6.99 - £19.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × seedlings | jumbo sold out
10 + 5 FREE seedlings | jumbo sold out
Monarda Cambridge Scarlet
Monarda 'Cambridge Scarlet'
£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)
Hylotelephium telephium (Atropurpureum Group) Karfunkelstein
Hylotelephium telephium (Atropurpureum Group) 'Karfunkelstein'
£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)
1 star 1 star 1 star 1 star 1 star
Symphyotrichum novae-angliae Purple Dome
Symphyotrichum novae-angliae 'Purple Dome'
£9.99 - £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)
0.5 star 1 star 1 star 1 star 1 star
Calibrachoa Calitastic Cappucino ('Wescacacap') (Calitastic Series)

New

Calibrachoa Calitastic Cappucino ('Wescacacap') (Calitastic Series)
£6.99 - £19.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Achillea millefolium Red Velvet
Achillea millefolium 'Red Velvet'
£9.99 - £42.99
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
Stipa lessingiana

New

Stipa lessingiana
£9.99 - £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
Chrysanthemum Dr Tom Parr

New

Chrysanthemum 'Dr Tom Parr'
£9.99 - £23.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Cosmos bipinnatus Cosimo Purple Red (Cosimo Series)

New

Cosmos bipinnatus 'Cosimo Purple Red' (Cosimo Series)
£6.99 - £19.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × seedlings | jumbo sold out
10 + 5 FREE seedlings | jumbo sold out
Achillea Walther Funcke
Achillea 'Walther Funcke'
£9.99 - £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)
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
Eragrostis spectabilis

New

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)
periwinkle Soiree White

New

periwinkle 'Soiree White'
£6.99 - £19.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Thalictrum delavayi
Thalictrum delavayi
£9.99 - £16.95
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
Geranium × oxonianum Wargrave Pink
Geranium × oxonianum 'Wargrave Pink'
£9.99 - £44.99
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)
0.25 star 1 star 1 star 1 star 1 star
Pennisetum alopecuroides Hameln
Pennisetum alopecuroides 'Hameln'
£9.99 - £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)
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Crocosmia Lucifer
Crocosmia 'Lucifer'
£5.99 - £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)
2 + 1 FREE 2 litre pots In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
10 × corms available to order from winter
20 + 10 FREE corms available to order from winter
0.5 star 1 star 1 star 1 star 1 star
Petunia Bubbles White

New

Petunia 'Bubbles White'
£6.99 - £19.98
9cm pot shipped within 2 weeks
2 + 1 FREE 9cm pots shipped within 2 weeks
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Salvia Hot Lips
Salvia 'Hot Lips'
£9.99 - £44.99
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
Cosmos atrosanguineus Chocamocha ('Thomocha') (PBR)
Cosmos atrosanguineus Chocamocha ('Thomocha') (PBR)
£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)
0.75 star 1 star 1 star 1 star 1 star
Nemesia Honey Bicolour Orange Flame (Honey Series)

New

Nemesia 'Honey Bicolour Orange Flame' (Honey Series)
£6.99 - £19.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
Echinacea purpurea
Echinacea purpurea
£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
0.25 star 1 star 1 star 1 star 1 star
Physostegia virginiana Crystal Peak White
Physostegia virginiana 'Crystal Peak White'
£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)
1 star 1 star 1 star 1 star 1 star
Achillea Taygetea
Achillea 'Taygetea'
£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)
1 star 1 star 1 star 1 star 1 star
Salvia Royal Bumble
Salvia 'Royal Bumble'
£9.99 - £47.99
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
0.75 star 1 star 1 star 1 star 1 star
Rudbeckia hirta Enchanted Flame
Rudbeckia hirta 'Enchanted Flame'
£9.99
2 litre pot In stock (shipped within 2-3 working days)
Geranium nodosum
Geranium nodosum
£9.99 - £22.79
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Salvia Wendy's Wish (PBR)
Salvia 'Wendy's Wish' (PBR)
£9.99 - £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
Kniphofia uvaria
Kniphofia uvaria
£9.99 - £44.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 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
1 star 1 star 1 star 1 star 1 star
Osteospermum jucundum Tresco Purple

New

Osteospermum jucundum 'Tresco Purple'
£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)
Monarda Beauty of Cobham
Monarda 'Beauty of Cobham'
£9.99 - £44.99
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)
Molinia caerulea Moorhexe

New

Molinia caerulea 'Moorhexe'
£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)
Nemesia Escential Pinkberry Improved (Escential Series)

New

Nemesia 'Escential Pinkberry Improved' (Escential Series)
£6.99 - £19.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
5 × rooted cuttings sold out
10 + 5 FREE rooted cuttings sold out
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