GGrapefruit Haze Sativa dominant hybrid has fluffy medium green buds that are full of orange to red hairs. Grapefruit Haze Strain has a fruity, haze-like smell. Grapefruit Haze has an earthy taste with subtle hints of citrus. A productive energy sets in and patient Grapefruit Haze Strain does not have a high potency. Growing Grapefruit Haze Marijuana Has Medical Benefits.