Designer marijuana boost THC potency

Name: Designer marijuana boost THC potency
Uploaded: 2016-10-20T23:00:15+00:00
Description: Marijuana growers in Colorado are experimenting with new plants, some of which have amounts of THC far above the national average. CNN's Ana Cabrera...

Collected by CNN on Oct 20, 2016

Marijuana growers in Colorado are experimenting with new plants, some of which have amounts of THC far above the national average. CNN's Ana Cabrera...

Watch video