/PRNewswire/ -- Constellation Wines U.S. announces the launch of blufeld, a medium dry Riesling from the Mosel Valley—Germany's most prestigious wine region. Mosel Riesling is internationally renowned as a refreshing, fragrant and elegant wine that sets the standard for Riesling worldwide. Sourced from an exclusive group of top Mosel growers, blufeld continues Constellation's commitment to offer high-quality wine at an attractive price ($10.99) and is available nationally from June 1st.