Reddit is a great resource for finding places to buy mushrooms online in Canada. You can search for subreddits dedicated to Canadian mushroom buyers and sellers, and often find plenty of helpful advice from other users. You can ask specific questions about what kind of mushrooms are available, how to store them, and even get tips on how to cook them. You can also find links to websites that offer fresh and dried mushrooms for sale. With Reddit, you can easily find a reliable source for buying mushrooms online in Canada.