In this 2013 photo, marijuana clone plants that are used to grow medical marijuana are displayed under a light at a medical marijuana cooperative in Seattle.
In this 2013 photo, marijuana clone plants that are used to grow medical marijuana are displayed under a light at a medical marijuana cooperative in Seattle. Ted S. Warren The Associated Press
In this 2013 photo, marijuana clone plants that are used to grow medical marijuana are displayed under a light at a medical marijuana cooperative in Seattle. Ted S. Warren The Associated Press