To answer how long does marijuana stay in your system, you will have to take the following factors into consideration. · the way through which marijuana has entered. The data used to create this infographic is gathered from research on drug testing methods and the information presented by drug screen manufacturers. some. 417 responses to “ how long does marijuana, weed, pot (thc) stay in your system? ”. You are at: home » drug testing » marijuana, thc and drug tests…how long does weed stay in your system?. Marijuana is also the drug that is more likely to stay in your system for days, weeks, or even an entire month. how long does marijuana stay in your system?.
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