Jack Flash is a sativa-dominant hybrid marijuana strain made from a 3-way cross of Jack Herer, Super Skunk, and Haze. The effects of Jack Flash are more energizing than calming. Consumers say this strain offers a lightning-fast high that feels cerebral. Others say it feels motivating and may inspire you to do something active, like a brisk walk. Jack Flash is 17% THC, making it an ideal choice for cannabis consumers of all levels. Jack Flash is also a suitable strain for your wake and bake sessions. In terms of flavor, this strain puts out earthy citrus flavors with a skunky undertone. With terpinolene as the dominant terpene, medical marijuana patients choose Jack Flash for immediate relief of symptoms associated with stress, anxiety, and chronic pain. This strain was originally bred by Sensi Seeds.