Hardy Annual Seeds

Hardy Annual Seeds

There’s something truly special about growing your own flowers from seed, whether you’re filling borders, brightening pots or cutting blooms to bring indoors. From fragrant Sweet Peas to vibrant Nasturtiums and delicate Poppies, our beautiful selection of hardy annual seeds offers endless colour and charm.

Choosing hardy annuals is an easy and affordable way to fill your garden with glorious summer colour. These plants flower within a single season but are tough enough to handle cooler temperatures and even a light frost, making them perfectly suited to the UK climate. They can be sown earlier than half‑hardy annuals, giving you a head start on the season.

Most hardy annuals won’t survive winter, but many will happily self‑seed, popping up again the following spring. And starting fresh each year gives you the perfect excuse to try new varieties, experiment with colour schemes and keep your garden feeling exciting and full of life.

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156 products

Fothergills sweet pea seed packet with pink and white flowers on a white backgroundSeeds packet for Sweet Pea Oxford Blue with planting instructions and Fothergills branding.

Sale price £3.49
Sunflower Sun KingSunflower Sun King

Sale price £3.79
Sweet Pea Painted Lady SeedsSweet Pea Painted Lady Seeds

Sale price £3.79
Scabious Summer Fruits Seeds

Sale price £3.45
RHS Amaranthus Velvet Curtains

Sale price £3.66
Offer
Nature's Helpers Corn Marigold Wildflower SeedsNature's Helpers Corn Marigold Wildflower Seeds
Seed Sale Now On - Up to 50% off

Regular price £3.49 Sale price £1.75
Nasturtium Tip Top Pink Blush SeedsNasturtium Tip Top Pink Blush Seeds

Sale price £3.49
Sweet Sultan Mixed SeedsSweet Sultan Mixed Seeds

Sale price £2.59
Sweet Pea Patio Mixed SeedsSweet Pea Patio Mixed Seeds

Sale price £3.49
Night Phlox Midnight CandyNight Phlox Midnight Candy

Sale price £3.79
Flax (Linum) Charmer Mix Flower SeedsFlax (Linum) Charmer Mix Flower Seeds
Calendula Buff Pygmy Flower Seeds

Sale price £2.82
Lavatera Parade MixedLavatera Parade Mixed

Sale price £3.49
Fothergills Lavatera Ruby Regis seed packet with pink flowers on a white backgroundSeeds packet label for Lavatera Ruby Regis with planting instructions and Fothergills branding.

Sale price £3.49
RHS Cosmos Sensation Pinkie

Sale price £3.66
Nasturtium Alaska Mixed SeedsNasturtium Alaska Mixed Seeds

Sale price £3.49
Offer
Larkspur Hyacinth Dwarf Mixed SeedsLarkspur Hyacinth Dwarf Mixed Seeds
Seed Sale Now On - Up to 50% off

Regular price £3.49 Sale price £2.44
Offer
Calendula Orange FlashCalendula Orange Flash
Seed Sale Now On - Up to 50% off

Regular price £3.49 Sale price £2.44
Linum Bright Eyes

Sale price £2.61
Offer
Lupin Pixie Delight SeedsLupin Pixie Delight Seeds
Seed Sale Now On - Up to 50% off

Regular price £3.19 Sale price £2.23
Offer
Candytuft Purple Rain Flower SeedsCandytuft Purple Rain Flower Seeds
Seed Sale Now On - Up to 50% off

Regular price £2.09 Sale price £1.78
Sunflower (Dwarf) Mahogany SeedsSunflower (Dwarf) Mahogany Seeds

Sale price £3.79
RHS Zinnia Oklahoma Mix Seeds

Sale price £3.98
Verbena Scentsation SeedsVerbena Scentsation Seeds

Sale price £3.79
Fothergill's Nasturtium Summer Carousel seed packet with colorful flowers on a white backgroundSeeds packet label for Nasturtium Summer Carousel with planting instructions and branding.

Sale price £3.79
RHS Calendula Fiesta Gitana

Sale price £3.66
Fothergills Stock Virginian Mix packaging with colorful flowers on a white backgroundSeeds packet with planting instructions and product details on a white background

Sale price £2.09
RHS California Poppy Apricot Chiffon Seeds
RHS Alyssum Violet Queen

Sale price £3.66
Nemophila Baby Blue EyesNemophila Baby Blue Eyes

Sale price £3.19
Offer
Poppy Irish Velvet SeedsPoppy Irish Velvet Seeds
Seed Sale Now On - Up to 50% off

Regular price £3.49 Sale price £2.44
Fothergill's Nasturtium seed packet with colorful flowers on a white backgroundSeeds packet label for Nasturtium with planting instructions and product details.

Sale price £3.79
Nemophila Five SpotNemophila Five Spot

Sale price £3.19
Silene Sibella Mix (Trailing) Flower SeedsSilene Sibella Mix (Trailing) Flower Seeds
Orlaya White Lace Flower Seeds

Sale price £3.66
RHS Lobelia Mrs Clibran Seeds

Sale price £3.66
Canary CreeperCanary Creeper

Sale price £3.19
Osteospermum Limpopo Mixed SeedsOsteospermum Limpopo Mixed Seeds

Sale price £3.79
Limnanthes douglasii SeedsLimnanthes douglasii Seeds

Sale price £3.49
Offer
Lupin Avalune Bicolour MixLupin Avalune Bicolour Mix
Seed Sale Now On - Up to 50% off

Regular price £3.19 Sale price £2.39
Fothergills Poppy American Legion seed packet with red flowers on a white backgroundSeed packet for Poppy Black Swan with planting instructions and product details.

Sale price £3.49
Sweet Pea Teresa MaureenSweet Pea Teresa Maureen

Sale price £3.49
RHS Convolvulus Blue Ensign

Sale price £3.14
RHS Cleome Helen Campbell

Sale price £3.14
Children in Need Sunflower Pudsey

Sale price £3.19
Nigella MidnightNigella Midnight

Sale price £3.49
RHS Flax Scarlet - Linum

Sale price £3.66
90 Plants (Supplied in trays of 30 Garden Ready Plugs) Sweet Pea Old Spice Mixed Flower Plants

Explore Our Hardy Annual Seed Collection

Our hardy annual seed collection has been carefully curated for outstanding performance, from strong germination to prolific flowering. While perennial seeds often take a year or two to reach their full potential, hardy annuals deliver impact fast, filling your garden with colour just a few months after sowing.

Many varieties are also brilliant for wildlife, attracting bees, butterflies and other pollinators. Look out for the Fothergill’s Nature’s Helpers logo on seed packets to find the most wildlife‑friendly options.