Our fifth-generation family business has over 125 years of growing history and is proud to be wholly Canadian-owned and operated. From our central facility in Kitchener, Ontario, we can ship from coast to coast across Canada.
At OSC Seeds, our mission is to supply our customers with the highest quality seed available at competitive pricing. All our vegetable seeds surpass CFIA standards for germination and purity in Canada. We also offer a range of Organic seed products that are certified by the Centre for Systems Integration (CSI).
Over 125 Years of History
OSC Seeds is the largest wholly Canadian-owned and operated packet seed company, offering a full line of products including over 30 herbs, 250 vegetables, 240 annuals, and 100 perennials and biennials suitable for Canada’s various climates.
We match our superior product offering with knowledgeable and experienced staff, helpful customer service, and on-time deliveries across the country. We guarantee the purity and vitality of our seeds to the full amount of the purchase price.
It has been an exciting few years for cannabis growers and weed fans in Canada. The Cannabis Act passed at the end of 2018. Since then, any Canadian over the age of 18 can use cannabis, recreationally or medically, and grow up to four plants per home for personal use.
breathe a little easier when you order from here—they will refund you if your delivery does not arrive after two attempts. Call or email them with any questions you have about your order or their seeds.
The 10 Best Canadian Seed Bank Reviews of 2021
In addition to their wide array of top-notch seeds, this company supplies more help for home-growers in the form of support services. They will directly guide you through the process–from sorting through seeds to reaping and sowing your bounty of buds.
I49 prides itself on selling products with authentic genetics only, and they promise that they will never substitute products without receiving your consent first. They also guarantee an 80 percent germination rate on their CBD, cannabis, and feminized marijuana seeds as long as you follow the handy and easy-to-understand germination guide provided for free right on their website.
With over 40 strains available in their lineup, ILGM Seeds is still expanding, investing its resources into developing new strains for the future.
Semences du Portage is a Canadian seed company focused on offering naturally-grown and organic seeds. Semences du Portage is located in Montreal, Québec, where it is operated by a small staff.
W. H. Perron is a Canadian horticultural company that offers 1000+ varieties of seeds, as well as live bulbs and roots. They offer both heritage heirloom seeds and modern hybrid types, as well as some organic seeds. W. H. Perron is located in Laval, Québec. W. H. Perron seeds are non-GMO.
Blazing Star Wildflower Seed Company is a Canadian seed company specializing in flowering plant seeds native to Saskatchewan, Alberta and Manitoba. Blazing Star Wildflower Seed Company is located in Aberdeen, Saskatoon, and is operated by Lisa Grilz and Renny Grilz.
Wildrose Heritage Seed Company
McKenzie Seeds is a big Canadian seed company offering a vast array of seeds, including vegetables, herbs, fruit, flowers, ornamentals, and live plant stock such as asparagus, strawberries, and flower bulbs and tubers. They offer many organic seeds, as well as special collections of gourmet seeds, large-packet value seeds, and competition-size vegetable seed.
West Coast Seeds is located in Delta, British Columbia. It was founded in Vancouver in 1983, and is now operated by the Diamond family. West Coast Seeds does not sell any GMO seed and is a founding signatory of the Safe Seed Pledge.
Halifax Seed is a Canadian seed company specializing in seeds for maritime gardens and small commercial farmers. Each year they produce an extensive catalog of seeds for sale in individual packets, and also for wholesale. Halifax Seed is located in Halifax, Nova Scotia, where it was established in 1866.
OSC Seeds, also called the Ontario Seed Company Ltd., is a major Canadian seed company specializing in seeds for home gardeners. They sell a wide variety of seeds, including many heirlooms, modern hybrids, and some organically-grown seeds (especially their Aimers Organics line of seeds). Their offerings include native plants, wildflowers, forage crops, and even tree seeds.