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
Sowing month inside or protected
Sowing month outside
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 popularity
Available items
Showing Flowering month : September clear all
73 items
Panicum capillare Sparkling Fountain

25% off

Panicum capillare 'Sparkling Fountain'
£3.89 £2.92
approx 100 seeds In stock (shipped within 2-3 working days)
Panicum virgatum Heavy Metal
Panicum virgatum 'Heavy Metal'
£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)
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 0.5 star 1 star 1 star 1 star 3.5 5 2
Panicum virgatum Rehbraun
Panicum virgatum 'Rehbraun'
£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 1
Panicum virgatum Shenandoah
Panicum virgatum 'Shenandoah'
£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)
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 4.4 5 9
Panicum virgatum Warrior
Panicum virgatum 'Warrior'
£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)
6 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
Papaver rhoeas

Up to 25%

Crocus collection
Papaver rhoeas
£2.09 - £5.62
approx 2000 seeds In stock (shipped within 2-3 working days)
3 × packets of seeds In stock (shipped within 2-3 working days)
Papaver rhoeas Amazing Grey

25% off

Papaver rhoeas 'Amazing Grey'
£2.24 - £19.99
approx 250 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
0.5 star 1 star 1 star 1 star 1 star 4.5 5 2
Papaver rhoeas Pandora

25% off

Papaver rhoeas 'Pandora'
£2.49 £1.87
approx 500 seeds In stock (shipped within 2-3 working days)
Parahebe catarractae Avalanche (PBR)
Parahebe catarractae 'Avalanche' (PBR)
£24.99
2 litre pot In stock (shipped within 2-3 working days)
Parahebe catarractae Pink Avalanche
Parahebe catarractae 'Pink Avalanche'
£24.99
2 litre pot In stock (shipped within 2-3 working days)
Passiflora caerulea
Passiflora caerulea
£17.99 - £35.98
3 litre pot | 60cm cane In stock (shipped within 2-3 working days)
9cm pot | 30cm cane available to order from autumn
2 + 1 FREE 9cm pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.8 5 22
Passiflora Purple Haze
Passiflora 'Purple Haze'
£32.99
3 litre pot | 60cm cane In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 3
Pastel haze plant combination
Oenothera & Perovskia plant combination
£50.94
6 × plants | 3 of each In stock (shipped within 2-3 working days)
Pastels cutting garden collection

25% off

Pastels cutting garden collection
£27.22 £20.42
1 × collection In stock (shipped within 2-3 working days)
Patriotic garden anemone collection
Patriotic garden anemone collection
£23.95 - £47.90
1 × collection | 60 bulbs Delivered during September
2 + 1 FREE collections | 180 bulbs Delivered during September
Pelargonium quercifolium

50% off

Pelargonium quercifolium
£4.00 - £7.99
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Pelargonium Torrento

50% off

Pelargonium 'Torrento'
£4.00 - £7.99
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Pennisetum alopecuroides Hameln
Pennisetum alopecuroides 'Hameln'
£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)
6 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
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 Little Bunny

New

Pennisetum alopecuroides 'Little Bunny'
£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)
Pennisetum alopecuroides Red Head
Pennisetum alopecuroides 'Red Head'
£19.99 - £49.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star
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 orientale JS® Dance With Me (PBR)

New

Pennisetum orientale 'JS Dance With Me' (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)
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
Penstemon Andenken an Friedrich Hahn
Penstemon 'Andenken an Friedrich Hahn'
£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
Penstemon Apple Blossom
Penstemon 'Apple Blossom'
£8.99 - £36.99
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
Penstemon digitalis Dakota Burgundy ('Tnpendb') (PBR) (Dakota Series)
Penstemon digitalis Dakota Burgundy ('Tnpendb') (PBR) (Dakota Series)
£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
Penstemon Hidcote Pink
Penstemon 'Hidcote Pink'
£8.99 - £36.99
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
Penstemon Pensham Laura (Pensham Series)
Penstemon 'Pensham Laura' (Pensham Series)
£8.99 - £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
Penstemon Pensham Plum Jerkum (Pensham Series)
Penstemon 'Pensham Plum Jerkum' (Pensham Series)
£8.99 - £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)
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
Penstemon Raven (Bird Series)
Penstemon 'Raven' (Bird Series)
£8.99 - £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
Penstemon Sour Grapes M. Fish
Penstemon 'Sour Grapes' M. Fish
£8.99 - £36.99
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
Penstemon White Bedder
Penstemon 'White Bedder'
£8.99 - £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
0.5 star 1 star 1 star 1 star 1 star
periwinkle Soiree Dark Pink with Eye

50% off

periwinkle 'Soiree Dark Pink with Eye'
£3.50 - £6.99
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Perovskia Blue Spire
Perovskia 'Blue Spire'
£7.99 - £89.99
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)
6 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
6 × 2 litre pots In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Perovskia Lacey Blue ('Lisslitt') (PBR)

40% off

Perovskia Lacey Blue ('Lisslitt') (PBR)
£19.99 £11.99
2 litre pot 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
Perovskia Silvery Blue ('Lissvery') (PBR)
Perovskia Silvery Blue ('Lissvery') (PBR)
£19.99
2 litre pot In stock (shipped within 2-3 working days)
Persicaria orientalis Cerise Pearls

25% off

Persicaria orientalis 'Cerise Pearls'
£3.99 £2.99
approx 100 seeds In stock (shipped within 2-3 working days)
Petunia Designer Cappuccino (Designer Series)

50% off

Petunia Designer Cappuccino Designer Series
£3.50 - £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
Phacelia tanacetifolia

25% off

Phacelia tanacetifolia - green manure
£2.89 £2.17
25m² pack In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Phalaenopsis Alice

15% off

Phalaenopsis 'Alice'
£22.99 - £25.93
7cm pot | 25cm tall In stock (shipped within 1-2 working days)
with terracotta pot sold out
Phalaenopsis Asian Coral

15% off

Phalaenopsis 'Asian Coral'
£32.99 - £48.28
12cm pot | 65cm tall In stock (shipped within 1-2 working days)
with white pot In stock (shipped within 2-3 working days)
with jute pot In stock (shipped within 2-3 working days)
with terracotta bowl pot In stock (shipped within 2-3 working days)
with ribbed antique bronze pot In stock (shipped within 2-3 working days)
with verdigris pot In stock (shipped within 2-3 working days)
with green glazed pot sold out
with polished brass pot sold out
1 star 1 star 1 star 1 star 1 star
Phalaenopsis Bellissimo Amore

15% off

Phalaenopsis 'Bellissimo Amore'
£79.99 - £141.98
15cm pot | 50cm tall In stock (shipped within 1-2 working days)
with jute pot In stock (shipped within 2-3 working days)
with aluminium pot In stock (shipped within 2-3 working days)
with terracotta orchid pot In stock (shipped within 2-3 working days)
with green glazed pot & saucer In stock (shipped within 2-3 working days)
with white pot sold out
with polished brass pot sold out
1 star 1 star 1 star 1 star 1 star
Phalaenopsis Bellissimo Bella

15% off

Phalaenopsis 'Bellissimo Bella'
£79.99 - £108.03
15cm pot | 50cm tall In stock (shipped within 1-2 working days)
with yellow pot In stock (shipped within 2-3 working days)
with jute pot In stock (shipped within 2-3 working days)
with pot & saucer - terracotta In stock (shipped within 2-3 working days)
with verdigris aluminium pot In stock (shipped within 2-3 working days)
with etched brass pot sold out
Phalaenopsis Boquetto Beauty
Phalaenopsis 'Boquetto Beauty'
£42.99
12cm pot | 45cm tall In stock (shipped within 1-2 working days)
Phalaenopsis Boquetto Delight
Phalaenopsis 'Boquetto Delight'
£42.99
12cm pot | 35cm tall In stock (shipped within 1-2 working days)
Phalaenopsis Boquetto Passione
Phalaenopsis 'Boquetto Passione'
£42.99 - £55.98
12cm pot | 45cm tall In stock (shipped within 1-2 working days)
with jute pot In stock (shipped within 2-3 working days)
with yellow pot In stock (shipped within 2-3 working days)
with ribbed antique bronze pot In stock (shipped within 2-3 working days)
Phalaenopsis Boquetto Romantico
Phalaenopsis 'Boquetto Romantico'
£42.99
12cm pot | 35cm tall In stock (shipped within 1-2 working days)
Phalaenopsis Boquetto Sensation

15% off

Phalaenopsis 'Boquetto Sensation'
£42.99 - £55.98
12cm pot | 35cm tall In stock (shipped within 1-2 working days)
with polished brass pot sold out
with green speckled pot sold out
0 star 0 star 1 star 1 star 1 star
< Prev 1 2 Next >

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