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Fast growth flower seeds

Shop fast growth flower seeds and grow confident colour from seed

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Used at RHS Chelsea Flower Show
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Showing Seeds Flower seed Rate of Growth : Fast clear all
172 items
Rudbeckia hirta Cherry Brandy

New

25% off

Rudbeckia hirta 'Cherry Brandy'
£3.49 £2.62
approx 25 seeds
Rudbeckia hirta Marmalade

New

25% off

Rudbeckia hirta 'Marmalade'
£2.99 £2.24
approx 450 seeds
Tagetes patula Burning Embers

25% off

Tagetes patula 'Burning Embers'
£2.39 £1.79
approx 50 seeds
Tagetes tenuifolia Golden Gem

25% off

Tagetes tenuifolia 'Golden Gem'
£2.99 £2.24
approx 225 seeds
Thunbergia alata Susie Orange with Black Eye (Susie Series)

25% off

Thunbergia alata 'Susie Orange with Black Eye' (Susie Series)
£2.89 £2.17
approx 30 seeds
0 star 0 star 1 star 1 star 1 star 3.0 5 2 (2)
Viola odorata

25% off

Viola odorata
From £2.47
approx 50 seeds
9cm pot
3 × 9cm pots
6 × 9cm pots
1 star 1 star 1 star 1 star 1 star 5.0 5 2 (2)
Zinnia Dahlia-Flowered Mixed

25% off

Zinnia 'Dahlia-Flowered Mixed'
£2.99 £2.24
approx 130 seeds
Geranium palmatum

New

25% off

Geranium palmatum
From £2.24
approx 60 seeds
9cm pot
3 × 9cm pots
6 × 9cm pots
Phacelia tanacetifolia

25% off

Phacelia tanacetifolia - green manure
£2.89 £2.17
25m² pack
1 star 1 star 1 star 1 star 1 star 5.0 5 3 (3)
Bright and bold sweet pea collection

25% off

Bright & bold sweet pea collection
£9.97 £7.48
1 × collection
Linaria maroccana Licilia collection

25% off

Linaria maroccana 'Licilia collection'
£5.98 £4.48
2 packets of seeds
pink orange and white cutting garden collection

25% off

Pink orange & white cutting garden collection
£11.86 £8.90
1 × collection
Cosmos bipinnatus Casanova Pink (Casanova Series)

25% off

Cosmos bipinnatus 'Casanova Pink' (Casanova Series)
£3.29 £2.47
approx 30 seeds
1 star 1 star 1 star 1 star 1 star 5.0 5 1 (1)
Cosmos bipinnatus Double Click Cranberries (Double Click Series)

25% off

Cosmos bipinnatus 'Double Click Cranberries' (Double Click Series)
£5.99 £4.49
approx 60 seeds
Cosmos bipinnatus Velouette
Cosmos bipinnatus 'Velouette'
£3.99
approx 30 seeds
Dahlia Black Forest Ruby

New

Dahlia 'Black Forest Ruby'
£2.99
approx 50 seeds
Helianthus annuus Desire Red
Helianthus annuus 'Desire Red'
£3.99
approx 10 seeds
Helianthus debilis Soluna Bronze

25% off

Helianthus debilis 'Soluna Bronze'
£3.49 £2.62
approx 30 seeds
Lathyrus odoratus High Scent

25% off

Lathyrus odoratus 'High Scent'
£4.79 £3.59
approx 20 seeds
Lathyrus odoratus Princess Elizabeth
Lathyrus odoratus 'Princess Elizabeth'
From £2.99
approx 20 seeds
Lathyrus odoratus Spencer Waved Mixed

25% off

Lathyrus odoratus 'Spencer Waved Mixed'
From £2.99
approx 35 seeds
Lathyrus odoratus var. nanellus Pink Cupid

25% off

Lathyrus odoratus var. nanellus 'Pink Cupid'
From £2.02
approx 20 seeds
Limnanthes douglasii

25% off

Limnanthes douglasii
£2.49 £1.87
approx 125 seeds
1 star 1 star 1 star 1 star 1 star (1)
Matthiola incana Anytime Red (Anytime Series)

25% off

Matthiola incana 'Anytime Red' (Anytime Series)
£3.49 £2.62
approx 100 seeds
Matthiola incana Rainbow Mixture
Matthiola incana 'Rainbow Mixture'
£4.49
approx 100 seeds
Tagetes patula Strawberry Blonde

New

25% off

Tagetes patula 'Strawberry Blonde'
From £2.84
approx 50 seeds
Tanacetum vulgare

25% off

tansy
£2.99 £2.24
approx 35 seeds
1 star 1 star 1 star 1 star 1 star (2)
Viola Vivaldi Beacon

New

Viola 'Vivaldi Beacon'
£4.99
approx 20 seeds
Borago officinalis Alba

25% off

borage - white borage
£3.19 £2.39
approx 50 seeds
1 star 1 star 1 star 1 star 1 star (2)
Foeniculum vulgare

25% off

fennel - Foeniculum vulgare
From £2.24
approx 200 seeds
9cm pot
2 + 1 FREE 9cm pots
1 star 1 star 1 star 1 star 1 star (1)
Allium tuberosum

25% off

chives 'garlic'
From £1.87
approx 120 seeds
1 star 1 star 1 star 1 star 1 star (1)
dill Dukat

25% off

dill 'Dukat'
£2.79 £2.09
approx 500 seeds
bean (runner) Scarlet Emperor

25% off

bean (runner) 'Scarlet Emperor'
£3.29 £2.47
approx 45 seeds
1 star 1 star 1 star 1 star 1 star (2)
radish French Breakfast 3

25% off

radish 'French Breakfast 3'
£2.29 £1.72
approx 1200 seeds
1 star 1 star 1 star 1 star 1 star (2)
Heritage sweet pea seed gift box

25% off

Heritage sweet pea seed gift box
£22.99 £17.24
gift set
Herb garden caddy gift set

25% off

Herb garden caddy gift set
£14.99 £11.24
gift set
Seedballs forget-me-not seedbombs

25% off

Seedballs forget-me-not
From £5.24
20 seedballs in gift tube
250 seedballs gardener's bulk box
Mimosa pudica

25% off

Mimosa pudica
£3.29 £2.47
approx 150 seeds
Cosmos sulphureus Bright Lights mixed
Cosmos sulphureus 'Bright Lights mixed'
£2.99 £2.24
available to order from autumn
Lathyrus odoratus Charlie's Angel
Lathyrus odoratus 'Charlie's Angel'
From £2.62
available to order from autumn
0.25 star 1 star 1 star 1 star 1 star (5)
Tropaeolum majus Tip Top Apricot

New

nasturtium - Tropaeolum majus 'Tip Top Apricot'
£2.79 £2.09
available to order from autumn
Dark and rich sweet pea collection
Dark & rich sweet pea collection
£9.37 £7.03
available to order from autumn
Lavish and lush sweet pea collection
Lavish & lush sweet pea collection
£9.37 £7.03
available to order from autumn
Strongly-scented sweet pea collection
Strongly-scented sweet pea collection
£9.27 £6.80
available to order from autumn
Cosmos bipinnatus Apricot Lemonade

New

Cosmos bipinnatus 'Apricot Lemonade'
From £2.24
available to order from autumn
Cosmos bipinnatus Seashells mixed

New

Cosmos bipinnatus 'Seashells mixed'
£2.99 £2.24
available to order from autumn
Cosmos bipinnatus Xsenia
Cosmos bipinnatus 'Xsenia'
From £2.84
available to order from autumn
0 star 0 star 1 star 1 star 1 star (2)
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
Lathyrus odoratus Daphne
Lathyrus odoratus 'Daphne'
From £2.47
available to order from autumn
Matthiola longipetala subsp. bicornis

New

Matthiola longipetala subsp. bicornis
£2.99 £2.24
available to order from autumn
Tropaeolum majus Milkmaid
nasturtium - Tropaeolum majus 'Milkmaid'
£2.99 £2.24
available to order from autumn
Tropaeolum majus Purple Emperor

New

nasturtium - Tropaeolum majus 'Purple Emperor'
£3.29 £2.47
sold out
Award-winning sweet pea collection
Award-winning sweet pea collection
£10.27 £7.48
available to order from autumn
Astrantia major
Astrantia major
£2.99 £2.24
available to order from autumn
Cosmos bipinnatus Cupcakes Blush (Cupcakes Series)

New

Cosmos bipinnatus 'Cupcakes Blush' (Cupcakes Series)
£3.49 £2.62
available to order from autumn
Lathyrus odoratus Dorothy Eckford
Lathyrus odoratus 'Dorothy Eckford'
£3.29 £2.47
available to order from autumn
Lathyrus odoratus Windsor
Lathyrus odoratus 'Windsor'
£2.99 £2.24
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
Papaver Rose Feathers

New

Papaver 'Rose Feathers'
£2.49 £1.87
available to order from autumn
Sweet pea collection highly scented
Award-winning sweet pea collection highly scented
£11.17 £8.38
available to order from autumn
1 star 1 star 1 star 1 star 1 star (1)
Geranium Maderense

New

Geranium Maderense
From £2.62
available to order from autumn
Lathyrus odoratus Almost Black
Lathyrus odoratus 'Almost Black'
£2.99 £2.24
available to order from autumn
Lathyrus odoratus Bobby's Girl
Lathyrus odoratus 'Bobby's Girl'
£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 Karen Louise
Lathyrus odoratus 'Karen Louise'
£3.49 £2.62
available to order from autumn
1 star 1 star 1 star 1 star 1 star (1)
Lathyrus odoratus Lisa Marie
Lathyrus odoratus 'Lisa Marie'
£3.89 £2.92
available to order from autumn
Lathyrus odoratus Mrs Bernard Jones
Lathyrus odoratus 'Mrs Bernard Jones'
£3.29 £2.47
available to order from autumn
1 star 1 star 1 star 1 star 1 star (1)
Lathyrus odoratus White Frills
Lathyrus odoratus 'White Frills'
£3.99 £2.99
available to order from autumn
childrens grow bucket strawberry
childrens grow bucket 'strawberry'
£8.99 £6.74
available to order from winter
Edible flowers gift set
Edible flowers gift set
£11.99 £8.99
available to order from winter
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Our fast growth flower seeds collection is designed to make growing from seed feel simple, useful and rewarding. These flower seeds help you add colour, texture and seasonal interest, whether you are filling gaps in a border, refreshing containers or planning a more productive cutting patch. Starting with seed is a flexible way to grow more for your money, and it gives you plenty of choice when shaping the look and feel of your outdoor space.

Choose from carefully selected varieties that suit different spaces, styles and levels of experience. You can look for reliable favourites, easy options for quick results, or more distinctive choices to add interest through the season. Clear product details help you understand where each seed works best, when to sow, and what kind of result to expect, so it is easier to choose with confidence.

At Crocus, our range is curated by people who understand real gardens and the practical decisions gardeners make. From popular flower seeds to more specialist choices, we focus on quality, useful information and convenient delivery to your door. Browse the range, pick the seeds that suit your plans, and start growing a garden that feels more colourful, personal and well put together.

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