Popular cannabis stocks including Canadian giants Canopy Growth Corp. (CGC), Tilray Inc. (TLRY) and Aurora Cannabis (ACB) - the poster companies of the marijuana wave - now face an emerging threat as North American pot growers start to move their farms to low-cost Colombia. The migration seems to be following the earlier pattern of American rose growers moving south of the … [Read more...] about Why Colombia Poses a Threat to Cannabis Stocks