Marijuana licenses for Benton and Franklin counties are public record and are obtained from the Washington State Liquor and Cannabis Board.BENTON COUNTYAPPROVEDCommon Roots Cannabis, 22604 Hosko Road, Prosser. License type: 392, marijuana producer tier 3. Application type: assumption.Three G Farms, 15505 N. Webber Canyon Road, Suite D, Benton City. License...