The Grow Index Allows Winemakers to Classify napa valley Grapes Before conducting the Fermentations.

Green Enologix®

California Growing temperatures

Napa Valley straddles the temperate and neotropical agro-ecosystems (38º north latitude); which is an alert to wine processors to verify new temperatures support scale of luxury bottle prices. One of the systems that differentiates the various climate price categories is the occurrence and length of time of optimal growings temperatures (OGT by example from 17º to 20º C) during the growing season in Napa Valley.

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