The use of urine is the commonest sampling type for detecting the presence of marijuana in individuals. The general period of stay of weed in urine can be between 1 to 30 days after the last use. However, this range is dependent on the type of user being tested as different users will fall in different regions of this rage. For the occasional user who only uses the natural herb up to three times a week, weed is likely to be detected up to 3 days after the last use. For the moderate users who use the natural herb four times a week, detection can range between 6 to 7 days.