Grower Education

Articles of interest primarily to growers and vineyard managers, but also to winegrape buyers and other winery professionals.

Vineyard Technology: Drip Irrigation

Randy Krag from Beckstoffer Vineyards explains how drip irrigation “provides a precise and uniform amount of water, exactly the amount of water that we think the vine needs in a particular period.” He says that vineyard owners used to water vines “a whole lot more than we do now.” However, he says, “it turns out […]

Vineyard Technology: Evapotranspiration

Jeff Lyon, a Lake County vineyard owner, explains that “evapotranspiration” was originally measured by placing a large pan of water in a field and then every day measuring the evaporation from the pan. He says that in the modern viticultural era evapotranspiration, or ET, is calculated based on measurable data such as relative, wind, temperature, […]

Measuring Vineyard Water Status with a Probe

Bryan Rahn, from Coastal Viticultural Consultants explains the use of an instrument to measure vineyard water status. It’s the most accurate tool used for soil moisture, says Rahn, calling it “the gold standard for soil moisture measurement.” However, the tool does have limitations, which Rahn explains. Watch the video on YouTube.

Evaluating Vine Stress in the Vineyard

“Every week we measure shoot lengths because you want to know how rapidly the grape vines are growing. You want to know when the growth starts to slow down. And you want to know when they come under water stress to make the decision on when to start irrigating. If you feel the sun leaves […]

Sustainably Managing Water Use

In today’s highly competitive wine market, Lake County growers are using the latest water management technology to maximize grape quality and to keep their operations sustainable. “Our philosophy used to be: apply water until the grapes started to soften and we started to get color, and then we would more or less cut the water […]

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Wine Enthusiast Webinar: How Volcanic Soils Create ‘Intensity of Place’ 12:00 pm
Wine Enthusiast Webinar: How Volcanic Soils Create ‘Intensity of Place’
Nov 17 @ 12:00 pm – 1:00 pm
“Volcanic wines” is an emerging category of wines that is as fascinating as it is rare, and yet little understood. How do volcanic soils influence the growth and production of various wines? What challenges do[...]
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