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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.

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Used at Chelsea
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Available items
Showing Flowering month : May clear all
1015 items
Hesperis matronalis var. albiflora

25% off

Hesperis matronalis var. albiflora
£2.24 - £39.99
approx 500 seeds 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
0.25 star 1 star 1 star 1 star 1 star 4.3 5 3
Houttuynia cordata Chameleon
Houttuynia cordata 'Chameleon'
£21.99 - £49.99
3 litre aquatic pot Delivery by trusted supplier within 1 week
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
5 litre aquatic pot available to order from summer
Houttuynia cordata Flore Pleno
Houttuynia cordata 'Flore Pleno'
£21.99 - £49.99
1 litre aquatic pot Delivery by trusted supplier within 1 week
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
5 litre aquatic pot Delivery by trusted supplier within 1 week
3 × 9cm pots available to order from summer
3 litre aquatic pot available to order from summer
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Hoya Blondie
Hoya 'Blondie'
£22.99
12cm pot | 45cm tall In stock (shipped within 1-2 working days)
Hoya gracilis

15% off

Hoya gracilis
£16.99 - £51.23
12cm pot | 20cm tall In stock (shipped within 1-2 working days)
14cm pot | hanging pot In stock (shipped within 1-2 working days)
14cm pot | with zinc hanging bowl 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
Hyacinthus orientalis Carnegie
Hyacinthus orientalis 'Carnegie'
£7.99 - £15.98
5 × bulbs | garden Delivered during September
15 × bulbs | garden Delivered during September
1 star 1 star 1 star 1 star 1 star 5.0 5 2
Hyacinthus orientalis Delft Blue
Hyacinthus orientalis 'Delft Blue'
£6.99 - £22.00
3 × bulbs | indoor Delivered during September
5 × bulbs | garden Delivered during September
10 + 5 FREE bulbs | garden Delivered during September
9 × bulbs | indoor Delivered during September
12cm pot | 3 per pot available to order from winter
3 × 12cm pots available to order from winter
1 star 1 star 1 star 1 star 1 star 5.0 5 9
Hyacinthus orientalis Fondant
Hyacinthus orientalis 'Fondant'
£7.99 - £15.98
5 × bulbs | garden Delivered during September
10 + 5 FREE bulbs | garden Delivered during September
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Hyacinthus orientalis Pink Pearl
Hyacinthus orientalis 'Pink Pearl'
£6.99 - £22.00
3 × bulbs | indoor Delivered during September
5 × bulbs | garden Delivered during September
6 + 3 FREE bulbs | indoor Delivered during September
10 + 5 FREE bulbs | garden Delivered during September
12cm pot | 3 per pot available to order from winter
3 × 12cm pots available to order from winter
1 star 1 star 1 star 1 star 1 star 5.0 5 5
Hyacinthus orientalis Purple Sensation (PBR)
Hyacinthus orientalis 'Purple Sensation' (PBR)
£7.99 - £15.98
5 × bulbs | garden Delivered during September
10 + 5 FREE bulbs | garden Delivered during September
Hyacinthus orientalis Purple Star
Hyacinthus orientalis 'Purple Star'
£7.99 - £20.00
5 × bulbs | garden Delivered during September
15 × bulbs | garden Delivered during September
1 star 1 star 1 star 1 star 1 star 5.0 5 5
Hydrangea anomala subsp. petiolaris
Hydrangea anomala subsp. petiolaris
£14.99 - £99.99
9cm pot In stock (shipped within 2-3 working days)
2 litre pot In stock (shipped within 2-3 working days)
2 + 1 FREE 9cm pots In stock (shipped within 2-3 working days)
10 litre pot | 80 - 100cm tall available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.7 5 41
Hydrocotyle novae-zeelandiae
Hydrocotyle novae-zeelandiae
£21.99 - £39.99
1 litre aquatic pot Delivery by trusted supplier within 1 week
3 × 9cm pots Delivery by trusted supplier within 1 week
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
Iberis Masterpiece (PBR)
Iberis Masterpiece (PBR)
£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 1
Iberis sempervirens Appen-Etz
Iberis sempervirens 'Appen-Etz'
£8.99 - £19.99
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Ilex aquifolium
Ilex aquifolium
£9.99 - £47.94
9cm pot In stock (shipped within 2-3 working days)
6 × 9cm pots In stock (shipped within 2-3 working days)
Ilex aquifolium Alaska

50% off

Ilex aquifolium 'Alaska'
£36.99 £18.50
3 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Ilex aquifolium Argentea Marginata
Ilex aquifolium 'Argentea Marginata'
£38.99
3 litre pot In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 4
Ilex aquifolium J.C. van Tol
Ilex aquifolium 'J.C. van Tol'
£38.99 - £119.99
3 litre pot In stock (shipped within 2-3 working days)
10 litre pot | 1 - 1.2m tall In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star 4.8 5 9
Ilex × altaclerensis Golden King
Ilex × altaclerensis 'Golden King'
£37.99 - £89.99
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
Indigofera himalayensis Silk Road

30% off

Indigofera himalayensis 'Silk Road' (PBR)
£42.99 £30.09
2 litre pot In stock (shipped within 2-3 working days)
Iris Alaska
Iris 'Alaska'
£4.99 - £13.50
10 × bulbs Delivered during October
30 × bulbs Delivered during October
Iris Black Dragon
Iris 'Black Dragon'
£6.99 - £18.00
1 × rhizome Delivered during October
3 × rhizomes Delivered during October
Iris Black Gamecock
Iris 'Black Gamecock'
£14.99 - £49.99
1 litre aquatic pot In stock (shipped within 2-3 working days)
3 litre aquatic pot In stock (shipped within 2-3 working days)
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
5 litre aquatic pot available to order from summer
Iris Burgermeister
Iris 'Burgermeister'
£7.99 - £15.98
1 × rhizome Delivered during October
2 + 1 FREE rhizomes Delivered during October
Iris Butter and Sugar
Iris 'Butter and Sugar'
£24.99 - £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)
1 star 1 star 1 star 1 star 1 star
Iris Caesar's Brother
Iris 'Caesar's Brother'
£12.99 - £54.99
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)
0 star 1 star 1 star 1 star 1 star
Iris Champagne Elegance
Iris 'Champagne Elegance'
£6.99 - £18.00
1 × rhizome Delivered during October
3 × rhizomes Delivered during October
Iris Edith Wolford
Iris 'Edith Wolford'
£7.99 - £15.98
1 × rhizome Delivered during October
2 + 1 FREE rhizomes Delivered during October
Iris English Cottage
Iris 'English Cottage'
£7.99 - £15.98
1 × rhizome Delivered during October
2 + 1 FREE rhizomes Delivered during October
Iris Flight of Butterflies

50% off

Iris 'Flight of Butterflies'
£11.50 - £29.99
2 litre pot In stock (shipped within 2-3 working days)
3 × 2 litre pots In stock (shipped within 2-3 working days)
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