600-year-old Pinot Noir seed found in medieval French toilet
A grape seed recovered from the latrine of a medieval French hospital is genetically identical to grapes used for modern pinot noir, researchers said.
Scientists say a grape seed recovered from the toilets of a medieval French hospital dates to about 600 years ago and is genetically identical to grapes still used to make pinot noir wine. The finding highlights a direct genetic link between medieval grape material and contemporary pinot noir varieties.