Drinkipedia
Opal
Dual-use hop with a smooth, pleasant bitterness. Herbal, spicy (pepper), and citrus aromas continuing with a fruity, floral, and herbal palate. Used for German styles such as Hefeweizen, Helles, and Pilsner as well as Belgian Ales. Similar to Tettnang and Styrian Golding. Commercial examples of Opal include: Weihenstephaner Kristallweizenbock, Oskar Blues Mama's Little Yella Pils, Surly Hell. (Beer/Hops)