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Plants that Flower in May

Longer days and warmer nights mean that plants are bursting with energy. Zesty colours will come from spurges, rhododendrons and the early-flowering geraniums.

By type
Facing
How much sun
Soil type
Special conditions
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Evergreen / deciduous
Fragrance
Attractive to wildlife
Quick growing
Eventual size
Special features
Bulb planting time
Sowing month inside or protected
Sowing month outside
Multibuy packs
Ready made borders
Planting combinations
Hardy
Leaf colour
Ground cover
Position
Soil moisture
Used at Chelsea
Sort by name
Available items
Showing Flowering month : May clear all
36 items
Achillea millefolium Pomegranate (Tutti Frutti Series)
Achillea millefolium 'Pomegranate' (Tutti Frutti Series)
£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)
0.75 star 1 star 1 star 1 star 1 star 4.7 5 11
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 4.5 5 13
Amsonia Blue Ice
Amsonia 'Blue Ice'
£12.99 - £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)
Aquilegia vulgaris

25% off

Aquilegia vulgaris
£2.99 £2.24
approx 25 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Camassia cusickii
Camassia cusickii
£8.49 - £20.00
5 × bulbs Delivered during September
15 × bulbs Delivered during September
0.5 star 1 star 1 star 1 star 1 star 4.4 5 5
Cephalaria gigantea
Cephalaria gigantea
£11.99 - £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)
Chelsea Jewelled Allium collection
Chelsea jewelled allium collection
£14.95 - £29.90
1 × collection | 20 bulbs Delivered during September
2 + 1 FREE collections | 60 bulbs Delivered during September
Contemporary plant combination
Contemporary plant combination
£43.96
4 × plants | 1 of each In stock (shipped within 2-3 working days)
Dianthus Bridal Star ('WP18 CAS06') (PBR)
Dianthus Bridal Star ('WP18 CAS06') (PBR)
£7.99 - £17.99
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 1
Dichelostemma congestum
Dichelostemma congestum
£7.99 - £15.98
10 × bulbs Delivered during September
20 + 10 FREE bulbs Delivered during September
0.5 star 1 star 1 star 1 star 1 star 4.6 5 21
Euphorbia characias subsp. wulfenii
Euphorbia characias subsp. wulfenii
£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 4.8 5 21
Euphorbia palustris
Euphorbia palustris
£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 4.7 5 3
Fritillaria imperialis Lutea
Fritillaria imperialis 'Lutea'
£9.99 - £25.00
1 × bulb Delivered during September
3 × bulbs Delivered during September
0 star 0.5 star 1 star 1 star 1 star 3.5 5 2
Fritillaria imperialis Rubra
Fritillaria imperialis 'Rubra'
£7.99 - £15.98
1 × bulb Delivered during September
2 + 1 FREE bulbs Delivered during September
Geranium Mavis Simpson
Geranium 'Mavis Simpson'
£12.99 - £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)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Geum Pretticoats Peach ('Tngeupp') (Pretticoats Series) (PBR)
Geum Pretticoats Peach ('Tngeupp') (Pretticoats Series) (PBR)
£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)
Hyacinthoides non-scripta
Hyacinthoides non-scripta
£8.99 - £83.99
10 × bulbs Delivered during September
20 + 10 FREE bulbs Delivered during September
100 × bulbs Delivered during September
9cm pot | 3 per pot available to order from winter
15 + 10 FREE bare roots | in the green available to order from winter
0.75 star 1 star 1 star 1 star 1 star 4.8 5 11
Iris Ruffled Velvet
Iris 'Ruffled Velvet'
£22.99 - £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)
Linaria purpurea Canon Went

25% off

Linaria purpurea 'Canon Went'
£2.77 - £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)
approx 100 seeds available to order from autumn
0.5 star 1 star 1 star 1 star 1 star 4.5 5 2
Lysichiton camtschatcensis
Lysichiton camtschatcensis
£21.99 - £39.99
1 litre aquatic pot Delivery by trusted supplier within 1 week
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
0.75 star 1 star 1 star 1 star 1 star 4.7 5 10
Mentha × piperita f. citrata Grapefruit
mint - grapefruit mint
£7.99 - £15.98
9cm pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
Myosotis sylvatica

25% off

Myosotis sylvatica
£2.09 - £5.62
approx 175 seeds In stock (shipped within 2-3 working days)
3 × packets of seeds In stock (shipped within 2-3 working days)
Myosotis sylvatica Ultramarine

25% off

Myosotis sylvatica 'Ultramarine'
£2.99 £2.24
approx 175 seeds In stock (shipped within 2-3 working days)
Paeonia × suffruticosa Ling Hua Zhan
Paeonia × suffruticosa 'Ling Hua Zhan'
£59.99 - £119.98
5 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 5 litre pots In stock (shipped within 2-3 working days)
Paeonia × suffruticosa Mo Run Jue Lun
Paeonia × suffruticosa 'Mo Run Jue Lun'
£59.99 - £119.98
5 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 5 litre pots In stock (shipped within 2-3 working days)
Paeonia × suffruticosa Rou Fu Rong
Paeonia × suffruticosa 'Rou Fu Rong'
£59.99 - £119.98
5 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 5 litre pots In stock (shipped within 2-3 working days)
Paeonia × suffruticosa Xue Ta
Paeonia × suffruticosa 'Xue Ta'
£59.99 - £119.98
5 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 5 Litre pots In stock (shipped within 2-3 working days)
Paeonia × suffruticosa Ying Hong Qiao Dui
Paeonia × suffruticosa 'Ying Hong Qiao' Dui
£59.99 - £119.98
5 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 5 litre pots In stock (shipped within 2-3 working days)
Papaver (Oriental Group) Beauty of Livermere
Papaver (Oriental Group) 'Beauty of Livermere'
£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 star 0.75 star 1 star 1 star 1 star
Papaver (Oriental Group) Royal Wedding
Papaver (Oriental Group) 'Royal Wedding'
£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
0.5 star 1 star 1 star 1 star 1 star
Papaver (Oriental Group) Red Rumble ('HG01') (PBR)

New

Papaver (Oriental Group) Red Rumble ('HG01') (PBR)
£13.99 - £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)
Potentilla fruticosa Pink Beauty
Potentilla fruticosa 'Pink Beauty' (PBR)
£21.99
2 litre pot In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star
Saruma henryi

New

Saruma henryi
£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)
Tiarella Sugar and Spice (PBR)
Tiarella 'Sugar and Spice' (PBR)
£11.99 - £28.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
0 star 1 star 1 star 1 star 1 star
Veronica Shirley Blue
Veronica 'Shirley Blue'
£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
Veronica gentianoides
Veronica gentianoides
£8.99 - £34.99
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)

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