ya, its a class c drug if imnot mistaken meaning you should be able to... though they are trying to make it a class a drug so this privilage may not last long
wait i checked, no you cant.... srry http://www.erowid.org/plants/cannabis/cannabis_law.shtml http://www.erowid.org/psychoactives/law/countries/uk/uk_law_definitions.shtml