Use code SALE10 at checkout for an extra 10% off summer sale plants | Shop now

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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
Flower colour
Evergreen / deciduous
Fragrance
Attractive to wildlife
Quick growing
Eventual size
Special features
Bulb planting time
Sowing month outside
Multibuy packs
Ready made borders
Planting combinations
Sale
Hardy
Ground cover
Position
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Used at Chelsea
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Sort by lowest price
Available items
Showing Flowering month : May clear all
17 items
Myrrhis odorata
sweet cicely
£2.29
approx 5 seeds In stock (shipped within 2-3 working days)
Hesperis matronalis var. albiflora
Hesperis matronalis var. albiflora
£2.99 - £13.95
approx 500 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)
0.25 star 1 star 1 star 1 star 1 star 4.3 5 3
Convallaria majalis

Up to 50%

SALE10 for extra 10% off

Convallaria majalis
£4.99 - £25.79
1 × bare root plant Delivered during November
9cm pot In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
2 + 3 FREE bare root plants Delivered during November
3 × 9cm pots In stock (shipped within 2-3 working days)
3 × 2 litre 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 4.0 5 23
Digitalis parviflora Jacq.

30% off

SALE10 for extra 10% off

Digitalis parviflora Jacq.
£6.29 - £20.99
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 star 0 star 1 star 1 star 2.0 5 2
Centranthus ruber Albus
Centranthus ruber 'Albus'
£7.99 - £32.99
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 4.9 5 8
Galium odoratum

50% off

SALE10 for extra 10% off

Galium odoratum
£8.50 - £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)
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 5.0 5 2
Euphorbia amygdaloides var. robbiae

30% off

SALE10 for extra 10% off

Euphorbia amygdaloides var. robbiae
£8.99 - £36.99
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)
6 × 9cm pots In stock (shipped within 2-3 working days)
0.5 star 1 star 1 star 1 star 1 star 4.5 5 15
Nepeta racemosa Walker's Low

30% off

SALE10 for extra 10% off

Nepeta racemosa 'Walker's Low'
£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)
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 4.7 5 18
Geranium phaeum
Geranium phaeum
£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)
0.5 star 1 star 1 star 1 star 1 star 4.6 5 5
Euphorbia × martini
Euphorbia × martini
£9.99 - £54.99
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 4.7 5 7
Amsonia tabernaemontana var. salicifolia
Amsonia tabernaemontana var. salicifolia
£10.99 - £25.99
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
Melica altissima Alba

New

Melica altissima 'Alba'
£11.99 - £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)
1 star 1 star 1 star 1 star 1 star 5.0 5 4
Allium siculum
Allium siculum
£12.99 - £30.00
25 × bulbs Delivered during September
75 × bulbs Delivered during September
1 star 1 star 1 star 1 star 1 star 4.9 5 9
Mathiasella bupleuroides Green Dream

New

Mathiasella bupleuroides 'Green Dream'
£14.99 - £35.99
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 2
Lunaria annua Chedglow

New

Lunaria annua 'Chedglow'
£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)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Iris Sultan's Palace

30% off

SALE10 for extra 10% off

Iris 'Sultan's Palace'
£17.49 - £38.49
2 litre pot 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 5.0 5 2
Lychnis flos-cuculi White Robin
Lychnis flos-cuculi 'White Robin'
£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
3 × 9cm pots available to order from summer
3 litre aquatic pot available to order from summer

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