Sativa cross: Alien Diesel x Fruity Pebbles Sour Pebbles, grown by Fire Bros. in Washington state, is a sativa cross between Alien Diesel and Fruity Pebbles. Its aroma balances sweet and sour, passing on flavors from both sides of its family. This sativa took 3rd place in the 2014 High Times Washington Cannabis Cup. Sour Pebbles is a good choice for tokers who want potent cerebral effects and a truly powerful case of the munchies that can be used to treat wasting and eating disorders. This strain is also effective at treating anxiety, depression, and nausea. This strain is a sativa-dominant hybrid, and it scored 3rd place in the medical sativa category at the 2014 Seattle Cannabis Cup competition. The unique morning aroma is sour, with hints of fruit and breakfast cereal. The flavor is also sour, but comes with notes of candy and gasoline.