Grandpa’s Stash is a hybrid weed strain made from a genetic cross between the classics: 1994 Super Skunk, 1992 OG Kush, and a 1970s cut of Afghan Kush. Grandpa’s Stash is 11% THC, making this strain an ideal choice for experienced cannabis consumers. Leafly customers tell us Grandpa’s Stash’s effects include relaxed, happy, and tingly.