Companies / William Dam Seeds
William Dam Seeds
Direct retail
279 Hwy 8 · Dundas, ON · L9H 5E1
Founded 1947
Family-run seed company founded in 1947 by William and Maria Dam, located near Dundas, Ontario, selling vegetable, herb, flower and green-crop seeds to Canadian gardeners and farmers.
How this brand sells
Sells online, by printed catalogue and in person at a 3,000 sq ft store at 279 Hwy 8, Dundas, Ontario (hours posted). Ships within Canada only.
Practices
Print catalog
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Details verified Sep 11, 2026