how long does it take to grow a fully mature marijuana plant?
From seed to weed: What does it take for your green to grow? Few people who are picking up veggies in the grocery store give much thought to how long it takes food to get from farm to shelf. And in the same way, while it takes just moments to purchase marijuana at a dispensary, it can take nearly seven weeks to grow a harvestable plant from seed. The first decision is choosing which strain of marijuana to grow â indica, sativa or a hybrid of the two.