Grunk a funky sounding strain is a cross between Grape Ape and Skunk #1. It’s effects are equally funky giving the patient a fuzzy headed, dopey head high. Grunk Buds are attractive and colorful and are covered in trichome crystals. Grunk is 70% Sativa 30% Indica. Grunk is Okay for daytime medicating, but you may have to take an hour to sit down and ride it out if you smoke the whole bowl. There is a noticeable crash when the head high wears off. No surprise here with the flavor as it is grapey with a hint of skunkiness. Grunk patients have reported a slight coffee flavor. Grunk is predominantly a head high, but it’s good for some muscle and nerve pain. THC levels are reportedly as high as 24%! Growing Grunk Marijuana Has Medical Benefits.