TAC: % Strain Type: Hybrid Genetics: Pineapple Trainwreck x Cookie Monster Pineapple Upside Down Cake is a hybrid marijuana strain made by crossing Pineapple Trainwreck with Cookie Monster. This strain can produce effects that relax muscles, relieve tension and improve mood. Pineapple Upside Down Cake smells like the pastry of its namesake with a sharp, loud aroma that is delicious and unique. Customers Report: Relaxing, Euphoric Consider for: Pain, Stress, Depression Aromas & Flavors: Citrus, Sour, Pastry