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Seeds to sow outside in September

Shop seeds to sow outside in September and grow with confidence from seed

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Showing Seeds Sowing month outside : September clear all
131 items
Seedballs make your own native flowers seedbombs kit

25% off

Seedballs make your own native flowers seedbombs kit
£12.99 £9.74
makes 50 - 60 seedballs
Seedballs mint seedbombs

25% off

Seedballs mint
£6.99 £5.24
20 seedballs in gift tube
Seedballs native annual wildflowers seedbombs

25% off

Seedballs native annual wildflowers
From £11.99
100 seedballs in gift pouch
250 seedballs gardener's bulk box
500 seedballs gardener's bulk box
Seedballs native wildflowers for a garden meadow - seedbombs (URBAN)

25% off

Seedballs native wildflowers for a garden meadow
From £5.99
20 seedballs in gift tin
100 seedballs in gift pouch
250 seedballs gardener's bulk box
500 seedballs gardener's bulk box
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Seedballs native wildflowers for shade -seedbombs

25% off

Seedballs native wildflowers for shade
From £11.99
100 seedballs in gift pouch
250 seedballs gardener's bulk box
500 seedballs gardener's bulk box
Seedballs native wildflowers for wildlife - seedbombs

25% off

Seedballs native wildflowers for wildlife
From £11.99
100 seedballs in gift pouch
250 seedballs gardener's bulk box
500 seedballs gardener's bulk box
Seedballs ox-eye daisy seedbombs

25% off

Seedballs ox-eye daisy
From £5.24
20 seedballs in gift tube
250 seedballs gardener's bulk box
500 seedballs gardener's bulk box
Seedballs parsley seedbombs

25% off

Seedballs parsley
£6.99 £5.24
20 seedballs in gift tube
Seedballs poppies seedbombs

25% off

Crocus collection
Seedballs poppies
From £5.24
20 seedballs in gift tube
100 seedballs in gift pouch
250 seedballs gardener's bulk box
500 seedballs gardener's bulk box
Seedballs red campion seedbombs

25% off

Seedballs red campion
From £5.24
20 seedballs in gift tube
250 seedballs gardener's bulk box
Seedballs wildlife collection

25% off

Seedballs wildlife collection
£16.99 £12.74
set of 6
Shake and sow Flowers for insects

25% off

Shake & sow - Flowers for insects
£7.99 £5.99
20g of seed
Johnsons mowable natures lawn seed

25% off

Johnsons mowable nature's lawn seed
£12.99 £9.74
425g pack | covers 20m²
Empathy mini wildflower meadow with rootgrow

25% off

Mini wildflower meadow with rootgrow
From £5.99
0.5 litres | covers 3m²
1.2 litres | covers 10m²
1 star 1 star 1 star 1 star 1 star 5.0 5 3 (3)
Mimosa pudica

25% off

Mimosa pudica
£3.29 £2.47
approx 150 seeds
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 4.7 5 3 (3)
Eschscholzia californica Pink Champagne

New

Eschscholzia californica 'Pink Champagne'
£2.99 £2.24
available to order from autumn
Eschscholzia californica Apricot Chiffon (Thai Silk Series)

New

Eschscholzia californica 'Apricot Chiffon' (Thai Silk Series)
£2.99 £2.24
available to order from autumn
Eschscholzia californica Thai Silk Appleblossom Chiffon (Thai Silk Series)

New

Eschscholzia californica 'Thai Silk Appleblossom Chiffon' (Thai Silk Series)
£2.99 £2.24
available to order from autumn
Matthiola longipetala subsp. bicornis

New

Matthiola longipetala subsp. bicornis
£2.99 £2.24
available to order from autumn
Oenothera biennis
Oenothera biennis
£3.29 £2.47
sold out
1 star 1 star 1 star 1 star 1 star (1)
Aquilegia vulgaris Pink Petticoat

New

Aquilegia vulgaris 'Pink Petticoat'
£3.99 £2.99
available to order from autumn
Astrantia major
Astrantia major
£2.99 £2.24
available to order from autumn
Centaurea cyanus Classic Fantastic
Centaurea cyanus 'Classic Fantastic'
£2.99 £2.24
available to order from autumn
Lathyrus odoratus Dorothy Eckford
Lathyrus odoratus 'Dorothy Eckford'
£3.29 £2.47
available to order from autumn
Matthiola incana Pillow Talk

New

Matthiola incana 'Pillow Talk'
£2.99 £2.24
available to order from autumn
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
Alcea rosea Halo Apricot (Halo Series)

New

Alcea rosea 'Halo Apricot' (Halo Series)
£3.99 £2.99
available to order from autumn
Lathyrus odoratus Almost Black
Lathyrus odoratus 'Almost Black'
£2.99 £2.24
available to order from autumn
Lathyrus odoratus Eclipse
Lathyrus odoratus 'Eclipse'
£2.99 £2.24
available to order from autumn
Lathyrus odoratus Lisa Marie
Lathyrus odoratus 'Lisa Marie'
£3.89 £2.92
available to order from autumn
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Seeds to sow outside in September 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.

Seeds to sow outside in September help you plan your seed trays, pots and outdoor sowing without the guesswork. Use the timing as a simple guide, then check each product page for the best sowing notes before you start.

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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