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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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Showing Flowering month : May clear all
1590 items
gage (Reine-Claude Group) Reine-Claude Violette

New

greengage 'Reine-Claude Violette'
£69.99 - £124.99
9 litre pot | SJA root stock | 2 - 2.5m In stock (shipped within 3-5 working days)
12 litre pot | SJA root stock | 1m In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 2
Halesia carolina
Halesia carolina
£99.99 £79.99
12 litre pot | 1 - 1.2m tall bush available to order from autumn
Hardenbergia violacea
Hardenbergia violacea
£37.99
3 litre pot available to order from autumn
Head gardener's species tulip collection

New

20% off

Head gardener's species tulip collection
£14.56 - £29.12
1 × collection | 19 bulbs In stock (shipped within 2-3 working days)
2 + 1 FREE collections | 57 bulbs In stock (shipped within 2-3 working days)
Viola tricolor
heartease
£2.19
approx 75 seeds In stock (shipped within 2-3 working days)
Heat wave - Easyplanter for hanging baskets & patio pots
Heat wave - Easyplanter for hanging baskets & patio pots
£26.99
Easyplanter available to order from autumn
1 star 1 star 1 star 1 star 1 star 5.0 5 1
Helianthemum Ben Hope
Helianthemum 'Ben Hope'
£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)
Helianthemum Cerise Queen
Helianthemum 'Cerise Queen'
£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)
Helianthemum The Bride
Helianthemum 'The Bride'
£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 5.0 5 1
Helianthemum Wisley Primrose
Helianthemum 'Wisley Primrose'
£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)
0.75 star 1 star 1 star 1 star 1 star 4.8 5 4
Hesperis matronalis
Hesperis matronalis
£2.79
approx 500 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star 5.0 5 2
Hesperis matronalis var. albiflora
Hesperis matronalis var. albiflora
£2.99 - £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
Hottonia palustris
Hottonia palustris
£19.99 - £39.98
pack of 5 available to order from summer
10 + 5 FREE available to order from summer
Houttuynia cordata Chameleon
Houttuynia cordata 'Chameleon'
£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
Houttuynia cordata Flore Pleno
Houttuynia cordata 'Flore Pleno'
£21.99 - £49.99
5 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 litre aquatic pot available to order from summer
3 × 1 litre aquatic pots 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
Hoya gracilis
£16.99 - £54.98
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 In stock (shipped within 2-3 working days)
20 + 10 FREE bulbs In stock (shipped within 2-3 working days)
100 × bulbs In stock (shipped within 2-3 working days)
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 In stock (shipped within 2-3 working days)
15 × bulbs | garden In stock (shipped within 2-3 working days)
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 In stock (shipped within 2-3 working days)
5 × bulbs | garden In stock (shipped within 2-3 working days)
10 + 5 FREE bulbs | garden In stock (shipped within 2-3 working days)
9 × bulbs | indoor In stock (shipped within 2-3 working days)
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 In stock (shipped within 2-3 working days)
10 + 5 FREE bulbs | garden In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Hyacinthus orientalis Pink Pearl
Hyacinthus orientalis 'Pink Pearl'
£6.99 - £22.00
3 × bulbs | indoor In stock (shipped within 2-3 working days)
5 × bulbs | garden In stock (shipped within 2-3 working days)
6 + 3 FREE bulbs | indoor In stock (shipped within 2-3 working days)
10 + 5 FREE bulbs | garden In stock (shipped within 2-3 working days)
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
Hyacinthus orientalis Purple Sensation (PBR)
Hyacinthus orientalis 'Purple Sensation' (PBR)
£7.99 - £15.98
5 × bulbs | garden In stock (shipped within 2-3 working days)
10 + 5 FREE bulbs | garden In stock (shipped within 2-3 working days)
Hyacinthus orientalis Purple Star
Hyacinthus orientalis 'Purple Star'
£7.99 - £20.00
5 × bulbs | garden In stock (shipped within 1-2 working days)
15 × bulbs | garden In stock (shipped within 1-2 working days)
1 star 1 star 1 star 1 star 1 star
Hydrangea petiolaris

20% off

Hydrangea petiolaris
£14.99 - £79.99
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
0.5 star 1 star 1 star 1 star 1 star
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
Hydrocotyle sibthorpioides
Hydrocotyle sibthorpioides
£21.99 - £39.99
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
Hypericum elodes
Hypericum elodes
£27.99
3 × 9cm pots available to order from summer
Iberis Pink Ice
Iberis 'Pink Ice'
£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)
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
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
Ilex aquifolium Argentea Marginata
Ilex aquifolium 'Argentea Marginata'
£38.99
3 litre pot available to order from autumn
1 star 1 star 1 star 1 star 1 star
Ilex aquifolium J.C. van Tol
Ilex aquifolium 'J.C. van Tol'
£38.99 - £95.99
3 litre pot available to order from autumn
10 litre pot | 1 - 1.2m tall available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
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
Impatiens Beacon Select Mixture (Beacon Series)
Impatiens 'Beacon Select Mixture'
£36.99
40 + 20 FREE seedlings sold out
1 star 1 star 1 star 1 star 1 star
Indigofera himalayensis Silk Road
Indigofera himalayensis 'Silk Road' (PBR)
£42.99 £30.09
2 litre pot sold out
Iris Alaska
Iris 'Alaska'
£4.99 - £13.50
10 × bulbs In stock (shipped within 2-3 working days)
30 × bulbs In stock (shipped within 2-3 working days)
Iris Benton Apollo
Iris 'Benton Apollo'
£29.99 - £69.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Iris Benton Caramel
Iris 'Benton Caramel'
£29.99 - £69.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Iris Benton Diedre
Iris 'Benton Diedre'
£29.99 - £69.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Iris Benton Menace
Iris 'Benton Menace'
£29.99 - £69.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
Iris Benton Susan
Iris 'Benton Susan'
£29.99 - £69.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
0 star 0 star 0 star 1 star 1 star
Iris Black Dragon
Iris 'Black Dragon'
£6.99 - £18.00
1 × rhizome In stock (shipped within 1-2 working days)
3 × rhizomes In stock (shipped within 1-2 working days)
Iris Black Gamecock
Iris 'Black Gamecock'
£14.99 - £49.99
3 litre aquatic pot In stock (shipped within 2-3 working days)
3 × 1 litre aquatic pots Delivery by trusted supplier within 1 week
1 litre aquatic pot available to order from summer
5 litre aquatic pot available to order from summer
Iris Black Swan
Iris 'Black Swan'
£27.99 - £59.99
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
0 star 1 star 1 star 1 star 1 star
Iris Burgermeister
Iris 'Burgermeister'
£7.99 - £15.98
1 × rhizome Delivered during October
2 + 1 FREE rhizomes Delivered during October
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