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May flowering seeds

Shop May flowering seeds and grow with confidence from seed

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Used at RHS Chelsea Flower Show
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Showing Seeds Flowering month : May clear all
24 items
Salvia rosmarinus

Best Seller

25% off

rosemary
From £1.87
approx 60 seeds
9cm pot
2 + 1 FREE 9cm pots
2 litre pot
0.5 star 1 star 1 star 1 star 1 star 4.5 5 8 (8)
Digitalis purpurea Sutton's Apricot

Best Seller

25% off

Digitalis purpurea 'Sutton's Apricot'
From £2.02
approx 150 seeds
9cm pot
3 × 9cm pots
6 × 9cm pots
0 star 0.5 star 1 star 1 star 1 star 3.4 5 8 (8)
Primula vulgaris

Best Seller

25% off

Primula vulgaris
From £2.24
approx 30 seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 18 (18)
Aubrieta Purple Cascade (Cascade Series) F1

25% off

Aubrieta 'Purple Cascade' (Cascade Series) F1
£3.49 £2.62
approx 400 seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 4 (4)
Cerinthe major Purpurascens

25% off

Cerinthe major 'Purpurascens'
From £2.62
approx 12 seeds
0.75 star 1 star 1 star 1 star 1 star 4.8 5 13 (13)
Pastels cutting garden collection

25% off

Pastels cutting garden collection
£28.62 £21.46
1 × collection
Erysimum cheiri Fire King

25% off

Erysimum cheiri 'Fire King'
From £2.24
approx 500 seeds
0.5 star 1 star 1 star 1 star 1 star 4.6 5 17 (17)
Viola tricolor

25% off

heartease
£2.79 £2.09
approx 75 seeds
Viola × wittrockiana Frizzle Sizzle Burgundy F1 (Frizzle Sizzle Series)

25% off

pansy 'Frizzle Sizzle Burgundy' (Frizzle Sizzle Series) F1
From £3.74
approx 25 seeds
Primula veris

25% off

Primula veris
From £2.24
approx 50 seeds
9cm pot
3 × 9cm pots
6 × 9cm pots
+ 1 more available
1 star 1 star 1 star 1 star 1 star 5.0 5 8 (8)
Achillea millefolium

Best Seller

25% off

Achillea millefolium
From £2.24
approx 400 seeds
9cm pot
3 × 9cm pots
6 × 9cm pots
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Agrostemma githago

25% off

Agrostemma githago
£3.29 £2.47
approx 75 seeds
Ajuga reptans

25% off

Ajuga reptans
£2.99 £2.24
approx 50 seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 3 (3)
Bellis perennis

New

25% off

Bellis perennis - common daisy
£3.99 £2.99
approx 750 seeds
Viola Vivaldi Beacon

New

Viola 'Vivaldi Beacon'
£4.99
approx 20 seeds
Blue and white cutting garden collection

25% off

Blue & white cutting garden collection
£11.36 £8.52
1 × collection
Thymus vulgaris

25% off

thyme common - thymus vulgaris
From £2.09
approx 200 organic seeds
9cm pot
2 + 1 FREE 9cm pots
Thymus Thyme of Provence

25% off

thyme 'Thyme of Provence'
£3.29 £2.47
approx 6000 seeds
Cucamelon

25% off

Cucamelon
£2.99 £2.24
approx 20 seeds
musk strawberry

25% off

musk strawberry
£3.49 £2.62
approx 50 seeds
Welsh onion

25% off

Welsh onion
From £2.24
approx 250 seeds
9cm pot
2 + 1 FREE 9cm pots
1 star 1 star 1 star 1 star 1 star (1)
Lunaria annua Chedglow
Lunaria annua 'Chedglow'
From £3.74
available to order from summer
0.75 star 1 star 1 star 1 star 1 star (3)
Viola × wittrockiana Frizzle Sizzle Blue F1 (Frizzle Sizzle Series)
pansy 'Frizzle Sizzle Blue' (Frizzle Sizzle Series) F1
From £2.62
available to order from autumn
Cardamine pratensis
Cardamine pratensis
From £2.99
available to order from spring 2027

May flowering seeds make it easier to choose seeds that fit the way you want to garden. Starting from seed gives you more choice, good value and the satisfaction of watching plants grow from the very beginning. Whether you are filling a few pots, planning a border, refreshing a patch of lawn or growing food for the table, the right seed choice helps you get moving with confidence.

At Crocus, the seed range is carefully selected to support everyday gardeners as well as those with a clear plan in mind. You can explore flower seeds, vegetable seeds, herbs, wildflower mixes, lawn seed and practical growing kits, with product details that help you compare timing, space, colour and conditions before you buy.

May flowering seeds are useful for planning colour at the right point in the season. Add them to borders, pots or cutting patches to help keep your garden looking planned rather than accidental.

Order online and have your seeds delivered to your door, ready for your next sowing session. With Crocus expertise behind the range, you can choose popular varieties, plan useful combinations and build a garden that feels more productive, more colourful and easier to manage.

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© Crocus.co.uk Ltd 2026. All rights reserved.