Hybrid. 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. This strain is ideal for after work, lazy days off, or for anyone seeking to relax. Lava Cake is widely celebrated for its deliciously sweet flavor profile that puts out exceptionally smooth and cakey terpenes. Medical marijuana patients choose Lava Cake for swift relief of symptoms associated with chronic pain, stress, and anxiety.