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.

Quick growing
Vegetable harvesting month
Ready made borders
Planting combinations
Ground cover
Available items
Showing Flowering month : September clear all
1051 items
Angelica gigas

25% off

Angelica gigas
£9.74 - £33.74
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)
Angelica sylvestris Vicar's Mead

New

25% off

Angelica sylvestris 'Vicar's Mead'
£9.74 - £23.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Anthemis arvensis

25% off

Anthemis arvensis
£2.99 £2.24
approx 100 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Admiral Crimson

New

25% off

Antirrhinum majus 'Admiral Crimson'
£3.29 £2.47
approx 50 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Admiral White

25% off

Antirrhinum majus 'Admiral White'
£2.99 - £7.50
approx 50 seeds In stock (shipped within 2-3 working days)
3 × packets of seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Appleblossom

25% off

Antirrhinum majus 'Appleblossom'
£1.87 - £5.25
approx 20 seeds In stock (shipped within 2-3 working days)
3 × packets of seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Madame Butterfly Bronze White

25% off

Antirrhinum majus 'Madame Butterfly Bronze White'
£3.49 £2.62
approx 25 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Madame Butterfly Cherry Bronze

25% off

Antirrhinum majus 'Madame Butterfly Cherry Bronze'
£3.49 £2.62
approx 25 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Madame Butterfly Pink

25% off

Antirrhinum majus 'Madame Butterfly Pink'
£3.49 £2.62
approx 25 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Madame Butterfly Red

25% off

Antirrhinum majus 'Madame Butterfly Red'
£3.49 £2.62
approx 25 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Night and Day

25% off

Antirrhinum majus 'Night and Day'
£2.49 £1.87
approx 500 seeds In stock (shipped within 2-3 working days)
Antirrhinum majus Potomac Lavender

New

25% off

Antirrhinum majus 'Potomac Lavender'
£4.79 £3.59
approx 50 seeds In stock (shipped within 2-3 working days)
Aponogeton distachyos
Aponogeton distachyos
£34.99 - £64.99
3 litre aquatic pot Delivery by trusted supplier within 1 week
1 litre aquatic pot available to order from summer
10 litre pot available to order from summer
Arbutus unedo

25% off

Arbutus unedo
£34.99 £26.24
2 litre pot | 30cm tall In stock (shipped within 3-5 working days)
Artemisia ludoviciana Silver Queen

25% off

Artemisia ludoviciana 'Silver Queen'
£6.74 - £33.74
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)
Assorted native oxygenating
Assorted native oxygenating bunches
£19.99 - £39.98
5 × bunches Delivery by trusted supplier within 1 week
10 + 5 FREE Delivery by trusted supplier within 1 week
Aster Duchess Mixed

25% off

Aster 'Duchess Mixed'
£2.49 £1.87
approx 200 seeds In stock (shipped within 2-3 working days)
Aster × frikartii Mönch

25% off

Aster × frikartii 'Mönch'
£6.74 - £33.74
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)
Award-winning Streptocarpus collection
Grown in the UK
Award-winning Streptocarpus collection
£39.99
1 × collection | 6 plants Delivery by trusted supplier within 1 week
bean (climbing French) Sunshine

25% off

bean (climbing French) 'Sunshine'
£3.49 £2.62
approx 50 seeds In stock (shipped within 2-3 working days)
Bee mat seed carpet

25% off

Bee mat seed carpet
£14.99 £11.24
seed mat In stock (shipped within 2-3 working days)
Begonia Stellar Storm
Grown in the UK
Begonia 'Stellar Storm'
£15.99 - £31.98
1 × rooted cutting Delivery by trusted supplier within 1 week
2 + 1 FREE rooted cuttings Delivery by trusted supplier within 1 week
Betonica officinalis Hummelo

25% off

Betonica officinalis 'Hummelo'
£6.74 - £26.24
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)
Bistorta affinis Superba

25% off

Bistorta affinis 'Superba'
£7.49 - £17.24
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Bistorta amplexicaulis Blackfield (PBR)

25% off

Bistorta amplexicaulis 'Blackfield' (PBR)
£7.49 - £35.99
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
Bistorta amplexicaulis Firetail

25% off

Bistorta amplexicaulis 'Firetail'
£7.49 - £18.74
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Bistorta amplexicaulis OrangeField ('Orangofield') (PBR)

New

25% off

Bistorta amplexicaulis Orange Field ('Orangofield') (PBR)
£9.74 - £22.49
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Bistorta officinalis Superba

25% off

Bistorta officinalis 'Superba'
£8.24 - £34.49
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)
blackberry Oregon Thornless

25% off

blackberry 'Oregon Thornless'
£16.49 - £32.98
3 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 3 litre pots In stock (shipped within 2-3 working days)
Citrus Arcobal Orange

New

25% off

blood meyer orange 'Arcobal'
£119.99 £89.99
22cm pot | 75cm tall In stock (shipped within 2-3 working days)
Blue and white cutting garden collection

25% off

Blue & white cutting garden collection
£11.06 £8.30
1 × collection In stock (shipped within 2-3 working days)
Streptocarpus collection Blue and Pink
Grown in the UK
Blue and pink streptocarpus collection
£39.99
1 × collection | 6 plants Delivery by trusted supplier within 1 week
Bollywood - Easyplanter for hanging baskets & patio pots

25% off

Borago officinalis Alba

25% off

borage - white borage
£2.99 £2.24
approx 50 seeds In stock (shipped within 2-3 working days)
Borago officinalis

25% off

borage | Borago officinalis
£1.64 - £11.98
approx 75 organic 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
Brachyscome Royal Blue

25% off

Brachyscome 'Royal Blue'
£5.24 - £19.48
9cm pot In stock (shipped within 2-3 working days)
Bright and bold sweet pea collection

25% off

Bright & bold sweet pea collection
£8.67 £6.50
1 × collection In stock (shipped within 2-3 working days)
Brilliant bling - Easyplanter for hanging baskets & patio pots

25% off

Brilliant bling - Easyplanter for hanging baskets & patio pots
£26.99 £20.24
Easyplanter In stock (shipped within 2-3 working days)
broccoli raab Cima di Rapa 60

25% off

broccoli raab 'Cima di Rapa 60'
£2.99 £2.24
approx 4800 seeds In stock (shipped within 2-3 working days)
Buddleja 'Bressingham Bountiful'

New

25% off

Buddleja 'Bressingham Bountiful'
£24.99 £18.74
2 litre pot In stock (shipped within 2-3 working days)
Buddleja Morning Mist (PBR)

25% off

Buddleja 'Morning Mist' (PBR)
£24.99 £18.74
2 litre pot In stock (shipped within 2-3 working days)
Buddleja Berries and Cream ('Pmoore14') (PBR)

25% off

Buddleja Berries and Cream ('Pmoore14') (PBR)
£24.99 £18.74
2 litre pot In stock (shipped within 2-3 working days)
Buddleja davidii Black Knight

25% off

Buddleja davidii 'Black Knight'
£14.99 - £52.49
2 litre pot In stock (shipped within 2-3 working days)
10 litre pot | 80 - 100cm tall available to order from autumn
Buddleja davidii White Profusion

25% off

Buddleja davidii 'White Profusion'
£14.99 - £52.49
2 litre pot In stock (shipped within 2-3 working days)
10 litre pot | 80 - 100cm tall available to order from autumn
Buddleja davidii Wisteria Lane (PBR)

25% off

Buddleja davidii 'Wisteria Lane' (PBR)
£24.75 £18.56
2 litre pot In stock (shipped within 2-3 working days)
Buddleja Little Lila (’BotEx 004’) (PBR) (Butterfly Candy Series)

25% off

Buddleja Little Lila (’BotEx 004’) (PBR) (Butterfly Candy Series)
£29.99 £22.49
2 litre pot In stock (shipped within 2-3 working days)
Buddleja Little Purple (’BotEx 001’) (PBR) (Butterfly Candy Series)

25% off

Buddleja Little Purple (’BotEx 001’) (PBR) (Butterfly Candy Series)
£29.99 £22.49
2 litre pot In stock (shipped within 2-3 working days)
Buddleja Little Ruby ('BotEx 006') (PBR) (Butterfly Candy Series)

25% off

Buddleja Little Ruby ('BotEx 006') (PBR) (Butterfly Candy Series)
£29.99 £22.49
2 litre pot In stock (shipped within 2-3 working days)
Buddleja Little White (’BotEx 003’) (PBR) (Butterfly Candy Series)

25% off

Buddleja Little White (’BotEx 003’) (PBR) (Butterfly Candy Series)
£29.99 £22.49
2 litre pot In stock (shipped within 2-3 working days)

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