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First of all, most dispensaries are likely to shut down, meaning that if you're a patient you’ll have fewer options for buying medical marijuana. The city of Seattle estimates that there are at least 300 marijuana businesses inside the city. With only a handful of recreational stores and growers, that means most of those are medical. Plus, medical businesses haven’t had to abide by the same location restrictions as recreational stores (1,000 feet from schools and parks), so there are more of them.

If you have a doctor’s recommendation to use cannabis, you’ll no longer buy it at a medical dispensary. Beginning next July, you’ll go to the recreational stores opened under I-502 instead.

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If you grow your own marijuana for medical use, you’re currently allowed up to 15 plants. The new law will reduce that to four plants, or six plants for people in the registry unless their doctor specifically recommends more in writing. (One possible problem: Some patient advocates say doctors are hesitant to recommend specific amounts because that could be considered prescribing an illegal drug, which could put a doctor's federal license to prescribe controlled substances at risk. So whether any doctors will actually be willing to recommend higher plant counts in the new system remains to be seen.)
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