From Ruthven, between Kingsville and the heart of Leamington, Ontario, the "Tomato Capital of Canada," where greenhouses stretch as far as the eye can see, there’s a small but mighty publishing house that plays a crucial role in the greenhouse industry across North America. This region, once affectionately known as "Canada's Garden," has long been a hub for fruit and vegetable farming, and now it’s also the home of Greenhouse Depot Inc. publishers of GreenhouseFarmerclassifieds website and mailed catalog that serves the unique needs of the greenhouse industry.