This is a list of seed suppliers that I’ve either used or browsed and found interesting:
Baker Creek – American site – Rare heirloom seeds including asian and european examples
Bee Happy Plants – Specialise in supplying plants and seed to encourage pollinators.
Beans and Herbs – Fantastic selection of organically produced unusual and heirloom beans and herbs. Now extended to flower seed.
Botanical Interests – American site- Plenty of organic and heirloom seeds
Chilli Seeds – Chillis and more
Chiltern seeds – Grow Something New from Seeds
D.T. Brown’s – Vegetables and fruit
Emorsgate Seeds – Wildflower and grass seed, species and mixes
Grow Seed – Largely supplying reasonably priced vegetable seed
Growild Nursery – A small Scottish nursery that specialises in rare and unusual seeds (and plants), particularly from Japan, China and the Himalayas
Grow Your Secret Garden – Unusual selection – I tracked down some particular Amaranthus cultivars I was looking for here
Higgledy Garden – Particularly good for cut flower seeds
Iden Croft Herbs – Herbs
Jekkas Herbs – Jekka McVicar’s herb seeds and more
Kings Seeds – Good Organic selection of vegetable seeds
Meadowmania – Wildflower and other meadow/border mixes. Possible to customize mixes
MoreVeg – Diverse range. Small numbers of seed provided, which means less waste if you just want to try something out.
Nicky’s Nursery – Large selection of chillies and tomato seed
Pennard Plants – ‘Growing the Dream’: Sells a large selections of edible plants, heritage and heirloom seeds, fruit and herb plants
Pictorial Meadows – Annual and perennial meadow mixes from the team that clothed the olympic village
Plants of Distinction – Flower & vegetable seed, including heritage and heirloom varieties
Protea and SA Seeds – South African plant seed
Real Seeds – Heirloom and heritage vegetable seed for home gardeners and allotment growers
RP Seeds – Unusual and exotic seeds
Sarah Raven – Cutting flowers and more. Good source of single colour seed (rather than mixed)
Seedaholic – Great variety of flower and vegetable seeds from the everyday varieties to the hard to get exotics.
Seeds of Italy – Good selection of Mediterranean vegetables and herbs
Simply Seeds – Vegetable seed at very reasonable prices
South Devon Chilli Farm – For chilli seeds
South Eastern Horticultural – Went to this supplier for my favourite beefsteak tomato ‘Giantomo’
Special Plants Nursery – Derry Watkins – Unusual selections
Suffolk Herbs – Herbs
Tamar Organics – Organic seed and supplies, based in Cornwall, UK
The Organic Catalogue – Garden Organic with Chase Organics: seeds etc
Thomas Etty – Heritage Vegetable & Flower Seeds
Thompson & Morgan – Large selection of most things
Victoriana Nurseries – for Tomatoes, chillis, Fuchsia seeds/plants etc
Vital Seeds – Organic, open-pollenated, plastic-free selected vegetables and flowers
Wildflower Seed – Individual wildflower seed as well as meadow mixes – I tracked down yellow rattle here
World Wonder Gardens – Plenty of exotic and unusual seeds here, including aroids, ferns, succulent etc.