Napa Sets New Record for Earliest Harvest

California’s harvest season seems to be getting earlier as Mumm starts picking for sparkling wines Mumm Napa is scheduled to kick off Napa Valley’s harvest season today in what will be its earliest start on record. Winemaker Ludovic Dervin said the sparkling wine specialist’s first pick will be one day earlier than the previous earliest harvest kickoff in 1997 – a warm year that was considered one of Napa’s greatest at the time.