In this January 2016 file photo, samples of cannabis are tested for purity inside Modern Health Concepts, a South Florida dispensary for medical marijuana that is producing medicine inside its Redland plant.
In this January 2016 file photo, samples of cannabis are tested for purity inside Modern Health Concepts, a South Florida dispensary for medical marijuana that is producing medicine inside its Redland plant. CARL JUSTE Miami Herald
In this January 2016 file photo, samples of cannabis are tested for purity inside Modern Health Concepts, a South Florida dispensary for medical marijuana that is producing medicine inside its Redland plant. CARL JUSTE Miami Herald