If the smell isn’t vibrant and doesn’t hit you right away, odds are something’s off. Terpenes are delicate so if they’ve been handled too much, you’ll lose the strain’s original aromas. A signal for mould – mildew or musty scents.
Cannabis that’s past its prime will easily break apart into a fine powder with little to no effort. The overall look should be vibrant with visible trichomes. A fine white film or powder usually means there are signs of mould.
Still wondering if it’s good? Touch it. Is there a lot of (or too little) moisture? Is it too brittle? Does It break apart in your fingers? If so, odds are you should pass.