Emerging from California in the late 90's this is one of the staples of any medical marijuana grower being an extremely strong pain relieving plant. A very pungent smell is emitted from Trainwreck a lemony/diesel smell that once smelled will always be remembered. Medicann have been working with this genetic since 1998 and it has never let them down. This strain has many tales about where it originally came from, from Mexico or Humboldt? The genetics Medicann have came from Northern California in the late 90's.