Rock Tuna is a cross between Tuna Kush and Rockstar. Tuna Kush is a BC bud legend which is deemed to be one of the most potent strains available. Rockstar is a potent indica dominant hybrid that delivers strong effects. These two parents make Rock Tuna a potent indica-dominant hybrid which makes it a favourite for headaches, pain, and sleep disorders. This strain delivers a earthy pungent flavour with a bit of sweetness. ? ?