Watch: Leafly's Quality Guide to Cannabis

Cannabis is a booming business.

With Oregon recently starting recreational sales of cannabis, Canada edging towards possible legalization, Ohio facing a ballot initiative, and a host of other states looking at legalization within the next year or so, it's high time you became familiar with cannabis.

Here's an excellent primer from Leafly that will show you how to evaluate cannabis quality by visually inspecting the goods.

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John Sinclair is one of the lesser-known people in cannabis culture, but he’s a very important figure, particularly for anti-prohibition activists. Sinclair is a native of Flint, Michigan, far from the hippie epicenters in California or the Warhol scene of the Big Apple. The scene in Michigan was grittier and more blue collar.