Experienced Several Jack seeds from an order a few years ago, but all germinated, and all grew to completion. Plants were about 2 ft tall, and each one yielded a couple of ounces. So – not the highest yield I’ve had, but quite good. Jack Herer weed is found as https://maricanaweed.com/product/grape-daytime-suckers-180mg-thc-pack-krav-grape-indica-lollipop-candy/