The process to remove caffeine from coffee beans using water was first developed in Switzerland in the 1930s, but was only trademarked as the Swiss Water Process in the '80s by a company in Vancouver, British Columbia.
How to Grow Primrose Flower Plants. Primrose is a hardy perennial flower, that includes a wide range of varieties. Primrose is native to Asia, Europe, and North America. In North America, they originally were found from the Midwest to the Northwest areas of the U.S.
Evening primrose is a plant that's native to Europe and North America. It has a long history of medicinal uses. Native Americans, for example, used its leaves, roots, and seedpods in preparations for hemorrhoids, bruises, wounds, and skin problems. Evening primrose oil contains an omega-6 essential fatty acid that is necessary for good health. However, while there is some evidence that taking evening primrose oil supplements may benefit some health conditions, the study results are mixed.. Most of the studies have been small and further research is needed.