Free standard delivery when you spend £75 or more on full-priced plants | T&Cs apply

Our bulb shop is now open | Preorder 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 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 name
All items
Showing Flowering month : September clear all
1650 items
Agastache and Helenium plant combination
Agastache & Helenium plant combination
£59.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Agastache Blackadder
Agastache 'Blackadder'
£8.99 - £44.99
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 36
Agastache Blue Boa (PBR)
Agastache 'Blue Boa' (PBR)
£8.99 - £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)
0.5 star 1 star 1 star 1 star 1 star 4.6 5 20
Agastache Blue Fortune
Agastache 'Blue Fortune'
£8.99 - £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 4.7 5 39
Agastache foeniculum Alabaster
Agastache foeniculum 'Alabaster'
£8.99 - £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)
0.75 star 1 star 1 star 1 star 1 star 4.8 5 13
Agastache rugosa Little Adder
Agastache rugosa 'Little Adder'
£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)
Agastache rugosa Beelicious Pink ('Agapk') (PBR)
Agastache rugosa Beelicious Pink ('Agapk') (PBR)
£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)
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)
Ageratina altissima Chocolate
Ageratina altissima 'Chocolate'
£8.99 - £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 4
Agrostemma githago

25% off

Agrostemma githago
£3.29 £2.47
approx 75 seeds In stock (shipped within 2-3 working days)
Alchemilla mollis

25% off

Alchemilla mollis
£2.09 - £39.99
approx 75 seeds In stock (shipped within 2-3 working days)
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 4.9 5 20
Alisma subcordatum
Alisma subcordatum
£27.99 - £39.99
3 × 9cm pots Delivery by trusted supplier within 1 week
3 × 1 litre aquatic pots available to order from summer
Alstroemeria Beach Valley (Summer Paradise - Valley Series)
Alstroemeria Beach Valley (Summer Paradise - Valley Series)
£24.99 - £56.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Alstroemeria Inticancha Paraíso ('Tesparai') (PBR) (Inticancha Series)
Alstroemeria Inticancha Paraiso ('Tesparai') (PBR) (Inticancha Series)
£24.99 - £56.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Alstroemeria Valley Girl ('Tesvalgirl') (Summer Paradise - Valley Series)
Alstroemeria Valley Girl ('Tesvalgirl') (Summer Paradise - Valley Series)
£22.99 - £56.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Alstroemeria Valley Wild ('Tesvalwild') (Summer Paradise - Valley Series)
Alstroemeria Valley Wild ('Tesvalwild') (Summer Paradise - Valley Series)
£22.99 - £56.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Althaea officinalis
Althaea officinalis
£9.99 - £22.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Amaranthus caudatus

25% off

Amaranthus caudatus
£2.79 £2.09
approx 2200 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Amaranthus caudatus Cascade Green

25% off

Amaranthus caudatus 'Cascade Green'
£2.99 £2.24
approx 2200 seeds In stock (shipped within 2-3 working days)
Ammi majus

25% off

Ammi majus
£2.09 - £36.99
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
0.5 star 1 star 1 star 1 star 1 star 4.5 5 4
Anagallis tenella
Anagallis tenella
£21.99 - £39.99
1 litre aquatic pot available to order from summer
3 × 9cm pots available to order from summer
3 × 1 litre aquatic pots available to order from summer
Anemanthele lessoniana
Anemanthele lessoniana
£9.99 - £47.99
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
Anemone hupehensis Hadspen Abundance
Anemone hupehensis 'Hadspen Abundance'
£12.99 - £52.99
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
1 star 1 star 1 star 1 star 1 star
Anemone hupehensis Ariel ('Ifanfa') (Fantasy Series)
Anemone hupehensis Ariel ('Ifanfa') (Fantasy Series)
£22.99 - £54.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Anemone hupehensis var. japonica Prinz Heinrich
Anemone hupehensis var. japonica 'Prinz Heinrich'
£10.99 - £47.99
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
Anemone hupehensis var. japonica Rotkäppchen
Anemone hupehensis var. japonica 'Rotkäppchen'
£12.99 - £29.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Anemone Ruffled Swan ('Macane007') (PBR)
Anemone Ruffled Swan ('Macane007') (PBR)
£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)
Anemone Wild Swan ('Macane001') (PBR)
Anemone Wild Swan ('Macane001') (PBR)
£15.99 - £37.99
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
Anemone × hybrida Honorine Jobert
Anemone × hybrida 'Honorine Jobert'
£12.75 - £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)
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
Anemone × hybrida Königin Charlotte
Anemone × hybrida 'Königin Charlotte'
£11.99 - £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 star 1 star 1 star 1 star 1 star
Anemone × hybrida September Charm
Anemone × hybrida 'September Charm'
£11.99 - £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
6 × 9cm pots available to order from autumn
0.5 star 1 star 1 star 1 star 1 star
Anemone × hybrida Whirlwind
Anemone × hybrida 'Whirlwind'
£10.99 - £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)
< Prev 1 2 3 ... 52 Next >

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