ArticleSkin Contact DecisionsWritten by Chik BrennemanWinemakers have to decide how long to macerate their grapes to make the best wine. But how? Too little skin contact and the wines can lack color or body; too much contact and you wind up with wines that are too bitter or astringent. Learn more about skin contact to make an informed decision.Already a member? Log InYou'll Also Like Article FREE Fresh Grape Supplier Directory Looking for fresh grapes this harvest season? Here is a list of select fresh grape vendors you can purchase grapes from. Article MEMBERS ONLY Sourcing Grapes from Vineyards for Home Winemakers Sourcing fresh grapes directly from a grower can be a fun and rewarding experience for home winemakers. Get some tips for making the most of buying grapes straight from the vineyard.