If there's a single Riesling vineyard in the FLX that we'd designate as a "GG", it'd be the superlative Argetsinger Vineyard, located in the prime Dresden Shale section of the west side of Seneca Lake. And, Morten Hallgren's 2020 dry Riesling from this prized plot is as close as it gets to the greatness of a Keller or Ulli Stein!