Coffee Shop Blog

Visual ID of Winegrape Viruses

Visual identification of grapevine red blotch associated virus (GRBaV) may be a useful complement to lab testing of tissue samples. While not meant to replace the results from lab tests, visual identification may prove to be a useful method for quickly and cheaply...

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Bunch Rot Part II: Sour Rot

This is the second of a two-part article on bunch rot in winegrapes. Last week's article discussed Botrytis cinerea, including symptoms on various parts of the vine (foliage, canes, berries), the disease's life cycle, recommended management considerations (sanitation,...

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Bunch Rot Part I: Botrytis cinerea

Many species of microorganisms may infect grape berries, including fungi and bacteria. Several species of these fungi, including Botrytis cinerea, Aspergillus niger, A. carbonarius, Cladosporium cladosporioides, C. herbarum, Penicillium spp., Rhizopus arrizhus, and...

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How ASEV led us to Facebook

The American Society of Viticulture and Enology (ASEV) held their 66th national conference in Portland, Oregon on June 15-18. As in the past, I attended this year’s conference as a representative of the Lodi Winegrape Commission and Lodi’s 750 growers. While there I...

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Sugar Accumulation Disorder (SAD)

There’s nothing like tending a nice crop of grapes all season, only to watch a portion of them shrivel and having to drop them before harvest. Berry shrivel has been a malady of some vineyards throughout the West Coast for many years. Several shrivel disorders may...

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Erratic Budbreak and Variable Shoot Emergence

Erratic budbreak and variable shoot emergence was more common this year than most. At one point in some vineyards, early emerging shoots had elongating clusters and 7 or 8 unfolded leaves while late emerging shoots appeared as tiny green leaf tips between bud scales....

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Events

Oct
7
CD11 LODI IPM NETWORK BREAKFAST MEETING
Burgundy Hall – Lodi Grape Festival Grounds
8:00 am
Oct
14
LODI RULES COMMITTEE MEETING
Lodi Winegrape Commission
12:00 pm
Oct
31
THE OLD VINE CONFERENCE: MEETING OF THE MINDS 2025
The Culinary Institue of America, Copia, Napa CA
Nov
4
CD11 LODI IPM NETWORK BREAKFAST MEETING
Burgundy Hall – Lodi Grape Festival Grounds
8:00 am
Nov
12
GROWER MARKETING COMMITTEE MEETING
Lodi Winegrape Commission
12:00 pm

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