Had Several Jack seeds from an purchase a several years in the past, but all germinated, and all grew to completion. Plants ended up about 2 ft tall, and every one yielded a few ounces. So – not the highest yield I’ve had, but very good. Arguably, the Jack Herer https://maricanaweed.com/product/pm-cbd-capsules-25mg-w-melatonin-purekana/