The Science Of Tea Chris Remington Tuesday, July 11, 2017 | Sacramento, CA Listen / download audio Update RequiredTo play audio, update browser or Flash plugin. Laurel F / Flickr Did you know that green tea and black tea come from the same plant? Or that of the 100 acres of tea grown commercially nationwide, a part of it comes from our very own backyard? Jacquelyn Gervay-Hague’s studies of tea have taken her to Taiwan and back with research that has interesting implications on California’s tea operations. Gervay-Hague discusses the chemistry behind the plant and shares some unique teas ahead of her Davis Science Café chat Wednesday night.