It's not super difficult, but it also isn't super easy to grow something dispensary quality at home without the right equipment. In that case, a lot of folks home growing will throw in the towel because it's cheaper to just go to the store and buy an 1/8th for 20-45 bucks than to get all of the gear that helps attain high quality bud. Some will go nuts with it, and I'm here for that! Show me your sweet grows! But most of us will keep hitting up the store, because it's convenient.