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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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All items
Showing Flowering month : May clear all
1590 items
100 days of pastels pot collection

New

100 days of pastels pot collection
£76.89 - £219.76
1 × collection | bulbs & plants only available to order from autumn
1 × collection | bulbs & plants & pot available to order from autumn
100 days of spring promise pot collection

New

100 days of spring promise pot collection
£68.70 - £121.69
1 × collection | bulbs & plants only available to order from autumn
1 × collection | bulbs & plants & pot available to order from autumn
100 days of whites & blues pot collection

New

20% off

100 days of whites & blues pot collection
£68.71 - £159.90
1 × collection | bulbs & plants only shipped within 2 weeks
1 × collection | bulbs & plants & pot shipped within 2 weeks
100 days repeat flowering pot collection

New

20% off

100 days repeat flowering pot collection
£63.52 - £118.51
1 × collection | bulbs & plants only shipped within 2 weeks
1 × collection | bulbs & plants & pot shipped within 2 weeks
200 alliums
200 alliums Save £5.99!
£34.95
1 × collection In stock (shipped within 2-3 working days)
3 hyacinth vases & 3 blue indoor hyacinth bulbs
3 hyacinth vases & 3 blue indoor hyacinth bulbs
£16.97
3 × bulbs | 3 × vases Delivered during September
3 hyacinth vases & 3 pink flowering hyacinth bulbs
3 hyacinth vases & 3 pink indoor hyacinth bulbs
£16.97
3 × bulbs | 3 × vases In stock (shipped within 2-3 working days)
3 hyacinth vases & 3 red flowering hyacinth bulbs
3 hyacinth vases & 3 red indoor hyacinth bulbs
£16.97
3 × bulbs | 3 × vases In stock (shipped within 2-3 working days)
3 hyacinth vases & 3 yellow indoor hyacinth bulbs
3 hyacinth vases & 3 yellow indoor hyacinth bulbs
£16.97
3 × bulbs | 3 × vases In stock (shipped within 2-3 working days)
6 months of flowering bulbs

20% off

6 months of flowering bulbs collection
£42.96 - £85.76
1 × collection | 142 bulbs shipped within 2 weeks
2 + 1 FREE collections | 426 bulbs In stock (shipped within 2-3 working days)
Acanthus hungaricus White Lips
Acanthus hungaricus 'White Lips'
£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)
0 star 0 star 0 star 0 star 1 star 1.0 5 1
Acanthus mollis
Acanthus mollis
£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)
2 litre pot available to order from autumn
3 × 2 litre pots available to order from autumn
0.25 star 1 star 1 star 1 star 1 star 4.3 5 12
Acanthus spinosus
Acanthus spinosus
£11.99 - £27.99
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 4.2 5 5
Achillea Lachsschönheit' (Galaxy Series)
Achillea 'Lachsschönheit' (Galaxy Series)
£10.99 - £42.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
6 × 9cm pots available to order from autumn
Achillea millefolium
Achillea millefolium
£2.99 - £34.99
approx 400 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)
6 × 9cm pots In stock (shipped within 2-3 working days)
Achillea millefolium Cerise Queen

20% off

Achillea millefolium 'Cerise Queen'
£7.19 - £34.39
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 4.8 5 10
Achillea millefolium Lilac Beauty

20% off

Achillea millefolium 'Lilac Beauty'
£7.99 - £31.99
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 8
Achillea millefolium Paprika (Galaxy Series)

50% off

Achillea millefolium 'Paprika' (Galaxy Series)
£5.00 - £11.50
9cm pot In stock (shipped within 2-3 working days)
3 × 9cm pots In stock (shipped within 2-3 working days)
Achillea millefolium Pomegranate (Tutti Frutti Series)
Achillea millefolium 'Pomegranate' (Tutti Frutti Series)
£7.99 - £31.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
6 × 9cm pots available to order from autumn
0.75 star 1 star 1 star 1 star 1 star 4.7 5 11
Achillea millefolium Red Velvet

20% off

Achillea millefolium 'Red Velvet'
£7.99 - £34.39
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 14
After hours tulip collection

New

After hours tulip collection
£23.95 - £47.90
1 × collection | 21 bulbs available to order from autumn
2 + 1 FREE collections | 63 bulbs available to order from autumn
Agrostemma githago
Agrostemma githago
£3.29
approx 75 seeds In stock (shipped within 2-3 working days)
Ajuga reptans
Ajuga reptans
£2.99
approx 50 seeds In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Ajuga reptans Atropurpurea
Ajuga reptans 'Atropurpurea'
£6.99 - £29.99
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
Ajuga reptans Burgundy Glow
Ajuga reptans 'Burgundy Glow'
£6.99 - £27.99
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
Ajuga reptans Catlin's Giant
Ajuga reptans 'Catlin's Giant'
£6.99 - £27.99
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
Akebia quinata
Akebia quinata
£27.95
2 litre pot | 60cm cane In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Akebia quinata cream-flowered
Akebia quinata cream-flowered
£44.99
3 litre pot | 60cm cane available to order from autumn
0.75 star 1 star 1 star 1 star 1 star
Allium Mont Blanc
Allium 'Mont Blanc'
£6.99 - £18.00
1 × bulb Delivered during September
3 × bulbs Delivered during September
Allium Powder Puff
Allium 'Powder Puff'
£5.99 - £15.00
5 × bulbs In stock (shipped within 2-3 working days)
15 × bulbs In stock (shipped within 2-3 working days)
Allium Silver Spring
Allium 'Silver Spring'
£9.99 - £18.98
1 × bulb In stock (shipped within 2-3 working days)
2 + 1 FREE bulbs In stock (shipped within 2-3 working days)
Allium atropurpureum
Allium atropurpureum
£7.99 - £15.98
10 × bulbs In stock (shipped within 2-3 working days)
20 + 10 FREE bulbs In stock (shipped within 2-3 working days)
0.75 star 1 star 1 star 1 star 1 star
Allium moly
Allium moly
£6.99 - £13.98
50 × bulbs In stock (shipped within 2-3 working days)
100 + 50 FREE bulbs In stock (shipped within 2-3 working days)
0.25 star 1 star 1 star 1 star 1 star
Allium neapolitanum Cowanii Group
Allium neapolitanum Cowanii Group
£5.49 - £10.98
25 × bulbs In stock (shipped within 2-3 working days)
50 + 25 FREE bulbs In stock (shipped within 2-3 working days)
0 star 0.25 star 1 star 1 star 1 star
Allium roseum
Allium roseum
£7.99 - £15.98
25 × bulbs In stock (shipped within 2-3 working days)
50 + 25 FREE bulbs In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Allium siculum
Allium siculum
£12.99 - £30.00
25 × bulbs In stock (shipped within 2-3 working days)
75 × bulbs In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
Allium unifolium
Allium unifolium
£9.99 - £27.00
25 × bulbs In stock (shipped within 2-3 working days)
75 × bulbs In stock (shipped within 2-3 working days)
Allium ursinum
Allium ursinum
£2.99 - £17.99
approx 40 seeds In stock (shipped within 2-3 working days)
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Alocasia Tiny Dancers

New

Alocasia 'Tiny Dancers'
£16.99
12cm pot | 30cm tall In stock (shipped within 1-2 working days)
Amethyst combination
Amethyst combination
£23.75
1 × combination | 24 bulbs In stock (shipped within 2-3 working days)
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)
Amsonia String Theory

New

Amsonia 'String Theory'
£12.99 - £29.99
9cm pot available to order from autumn
3 × 9cm pots available to order from autumn
Amsonia tabernaemontana Storm Cloud
Amsonia tabernaemontana 'Storm Cloud'
£12.99 - £28.99
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
Amsonia tabernaemontana var. salicifolia
Amsonia tabernaemontana var. salicifolia
£11.99 - £26.99
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
Anemone coronaria Full Star Series
Anemone coronaria 'Full Star Series'
£12.99 - £38.00
10 corms Delivered during September
30 × corms Delivered during September
Anemone leveillei
Anemone leveillei
£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)
0 star 0.25 star 1 star 1 star 1 star
Anemone nemorosa
Anemone nemorosa
£13.99 - £34.50
25 × rhizomes In stock (shipped within 2-3 working days)
75 × rhizomes In stock (shipped within 2-3 working days)
0 star 0.5 star 1 star 1 star 1 star
Anemone nemorosa Robinsoniana
Anemone nemorosa 'Robinsoniana'
£17.99 - £35.98
5 × rhizomes In stock (shipped within 2-3 working days)
15 × rhizomes In stock (shipped within 2-3 working days)
1 star 1 star 1 star 1 star 1 star
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