The J1 I knew from the Bay Area 10-15 years ago was a clone only cut, and a bit different than the Jack x Skunk 1 cross that people often tried to pass off as "J1". I grew the J1 cut for a few years, and then moved on to other strains. My buddy who I got the cut from 10 years ago doesn't have it anymore, but his sources say that it's still around in the Bay Area.
Here is some info..
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