American Grown - Lava Cake Premium Ounce. Lava Cake is an Indica-dominant hybrid with 70% Indica and 30% Sativa. Additionally, the Lava Cake strain's relaxing effects may induce sedation, making it more suitable for evening or nighttime use for those seeking a good night's sleep. Growers say this strain grows in a dense, bulbous structure with rich hues of purple and green camouflaged by dense, glistening trichomes. Lava Cake is a powerful indica-hybrid marijuana strain made by crossing Thin Mint GSC with Grape Pie. Lava Cake produces deeply relaxing effects that ease the mind and body.