Posts in Field Notes
Journal | July 22, 2024

Lag Phase

Our Cabernet Sauvignon cluster is now in “lag phase”. When grape berries develop, there are three distinct physiological phases from bloom to harvest. In June and most of July, the berries enlarge quickly due to the cells dividing. They accumulate a lot of acid, but very little sugar (sour grapes). But about seven weeks after bloom the cells cease dividing and pause. This second stage is called lag phase.

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Journal | July 2, 2024

Vine Aeration

Last week we finished aerating the last block of our vineyard. Aeration refers to removing (by hand) any unwanted shoots, leaves, or side shoots (laterals) that block air flow and light from getting to the clusters. This is a very time consuming, meticulous task. It improves both fungus disease prevention and wine quality.

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