What does it cost to obtain Medical Marijuana? And what happens to the individuals who need it, but are unable to afford it? OK, Calm effect wants you to have correct information: it can take a few weeks for you to get a medical marijuana card in Florida and costs you $200 to $300 before your ID card arrives in the mail. The great news is, once your physician’s prescription has been received and your request for medical marijuana use registry has been accepted, you can begin shopping for your THC pretty much immediately. Clear the comparatively straightforward hurdles described in the video and enjoy your rightfully bought pot in no moment.