where does marijuana come from
Much of the marijuana consumed in the U.S. comes from Mexico. Itâs impossible to know exactly, but my colleagues and I put the range at 40 to 67 percent for 2008.uch of the marijuana consumed in the U.S. comes from Mexico. Itâs impossible to know exactly, but my colleagues and I put the range at 40 to 67 percent for 2008.