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.
Overview. The primula, also known as the primrose, is one of the earliest and brightest of the spring-blooming flowers. Primula is a hardy flower that will be at home with other spring flowers, in a patio container, along a garden path, or in a rock garden, where it will bloom happily from late winter until May.