What you need to know is the fact that cannabis/weed/Marijuana and hash are illegal in Bergen, Norway. However, people here like to smoke weed, so you shouldn't have any hassle to find dealers or perhaps other people who smoke within the town. Weed is difficult to occur by in Norway, https://cruznkcav.tdlwiki.com/1077695/getting_my_weed_in_bergen_to_work