THC TESTED AT 19.3% Fire OG is a 60/40, Indica-Dominant, evening hybrid considered to be one of the most potent strains in the world. Derived from OG Kush and San Fernando Valley OG Kush, this not-to-be-taken-lightly, lemon furniture polish, hash and cherry hybrid often renders even high-tolerance consumers anchored to the couch for hours in a stupefied, open-mouthed, in-the-womb state.