Free standard delivery when you spend £75 on plants | T&Cs apply

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
Curated Collections
Flower colour
Evergreen / deciduous
Fragrance
Attractive to wildlife
Quick growing
Eventual size
Special features
Indoor plants by room
Bulb planting time
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
All items
Showing Flowering month : September clear all
1820 items
Ammi majus

50% off

Ammi majus
£2.79 - £18.49
approx 500 seeds In stock (shipped within 2-3 working days)
3 × packets of seeds In stock (shipped within 2-3 working days)
40 + 20 FREE seedlings sold out
0.75 star 1 star 1 star 1 star 1 star 4.7 5 3
Trifolium repens
Trifolium repens
£2.79
approx 750 seeds In stock (shipped within 2-3 working days)
Nicotiana mutabilis
Nicotiana mutabilis
£2.79
approx 100 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 3
Papaver rhoeas
Papaver rhoeas
£2.79 - £7.50
approx 2000 seeds In stock (shipped within 2-3 working days)
3 × packets of seeds In stock (shipped within 2-3 working days)
Cosmos bipinnatus Purity

50% off

Cosmos bipinnatus 'Purity'
£2.89 - £19.98
approx 100 seeds In stock (shipped within 2-3 working days)
5 × seedlings | jumbo sold out
40 + 20 FREE seedlings sold out
10 + 5 FREE seedlings | jumbo sold out
0.5 star 1 star 1 star 1 star 1 star 4.6 5 9
Phacelia tanacetifolia
Phacelia tanacetifolia - green manure
£2.89
25m² pack In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 3
Thunbergia alata Susie Orange with Black Eye (Susie Series)

New

Thunbergia alata 'Susie Orange with Black Eye' (Susie Series)
£2.89 - £25.98
approx 30 seeds In stock (shipped within 2-3 working days)
5 × seedlings | jumbo sold out
10 + 5 FREE seedlings | jumbo sold out
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Lathyrus odoratus Mollie Rilstone
Lathyrus odoratus 'Mollie Rilstone'
£2.89
approx 20 seeds In stock (shipped within 2-3 working days)
Lathyrus odoratus Gwendoline
Lathyrus odoratus 'Gwendoline'
£2.89 - £13.98
approx 20 seeds available to order from autumn
9cm pot | 5 - 7 seedlings available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
1 star 1 star 1 star 1 star 1 star 5.0 5 6
Centaurea cyanus Classic Magic
Centaurea cyanus 'Classic Magic'
£2.89
approx 100 seeds In stock (shipped within 2-3 working days)
Orlaya grandiflora
Orlaya grandiflora
£2.89 - £13.98
approx 25 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0.25 star 1 star 1 star 1 star 1 star 4.3 5 7
Galium verum

20% off

Galium verum
£2.99 - £27.99
approx 250 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)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Cobaea scandens
Cobaea scandens
£2.99
approx 15 seeds In stock (shipped within 2-3 working days)
Centaurea cyanus Blue Ball
Centaurea cyanus 'Blue Ball'
£2.99
approx 325 seeds In stock (shipped within 2-3 working days)
Mimosa pudica
Mimosa pudica
£2.99
approx 150 seeds In stock (shipped within 2-3 working days)
Eupatorium cannabinum

20% off

Eupatorium cannabinum
£2.99 - £49.99
approx 200 seeds In stock (shipped within 2-3 working days)
1 litre aquatic pot In stock (shipped within 2-3 working days)
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
3 litre aquatic pot available to order from summer
5 litre aquatic pot available to order from summer
Lathyrus odoratus Bobby's Girl
Lathyrus odoratus 'Bobby's Girl'
£2.99
approx 20 seeds available to order from autumn
Tropaeolum Baby Rose
Tropaeolum 'Baby Rose'
£2.99
approx 30 seeds In stock (shipped within 2-3 working days)
Lathyrus odoratus Pluto
Lathyrus odoratus 'Pluto'
£2.99
approx 20 seeds available to order from autumn
Helianthus annuus Ms Mars
Helianthus annuus 'Ms Mars'
£2.99
approx 20 seeds In stock (shipped within 2-3 working days)
Tropaeolum majus Red Troika
Tropaeolum majus 'Red Troika'
£2.99
approx 25 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)
Cosmos bipinnatus Apricota

New

Cosmos bipinnatus 'Apricota'
£2.99 - £19.98
approx 50 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
5 × seedlings | jumbo sold out
2 + 1 FREE 9cm pots available to order from autumn
10 + 5 FREE seedlings | jumbo sold out
Lathyrus × hammettii Primrose
Lathyrus × hammettii 'Primrose'
£2.99
approx 20 seeds available to order from autumn
< Prev 1 2 3 ... 76 Next >

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