Jon Snow strain. As a CBG-dominant hemp strain, there are no psychoactive properties and it is a parent to both THC and CBD. Avid CBD smokers enjoy the uniqueness that this flower strain provides. Both the aroma and the taste of John Snow CBG is very pleasing. You guessed it, this popular strain bears the King of the North’s name. Grown in Oregon the Jon Snow strain of CBG is grown in a greenhouse hoop environment.