Does Weed Expire? How to Tell If Your Cannabis Has Gone Bad

Does weed expire? Not exactly—but it does degrade. Over time, cannabis loses potency, flavor, and freshness. Mold, harsh smoke, and a weak high are all signs your stash might be past its prime. Here’s how to tell if your weed is still good, how long it lasts, and the best ways to store it for maximum shelf life.