Anthraquinone glycosides are found in medicinal plants such as rhubarb, cascara, and Alexandrian senna. Numerous quinoid phytochemicals are found in the bark of cascara. Later, Matsqui logged and planted trees, and harvested cascara bark on Three Islands reserve. The film is largely set on the fictional island of Cascara. The story is set in the fictional Caribbean island and British colony of Cascara. Russ Miller also invent the Yamaha Wedge and Cascara Wedge. Cascara honey is tasty, but slightly laxative. In the spring, large quantities of Cascara Sagrada bark were gathered, dried, and shipped. In September 2019, Shake Shack introduced a cascara shake. I said 'This is how you play cascara on the side of the drum. Cascara is known to be high in antioxidants. Cascara remains available in the United States as a dietary supplement.