No it won't. Try and keep weed sealed in an airtight bag, it can go "stale" after a while. I kept my stuff put away in a ziploc/sealed for about a month, and it was still a good smoke, if a little stale. Also, if you stick it in the freezer, it will keep for however long.
phoenix Reviewed by phoenix on . dumb semi-newbie question Does weed get old? I mean should you smoke it before a certain time? Will it lose effect if you wait too long? Rating: 5