Beginner Share on Facebook Share on Twitter Share on Pinterest Share on LinkedIn At Napa Valley’s Snowden Vineyards, the late-ripening Petit Verdot grapes aren’t quite ready to be picked. Winemaker Diana Snowden Seysses explains to Wine Spectator’s James Molesworth what she’s looking for in a ripe grape. Share on Facebook Share on Twitter Share on Pinterest Share on LinkedIn Products You May Like