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2022 Washington Wine Grape Production Report

Cabernet Sauvignon was the top producing variety grown in the state at 67,015 tons or 28% of the total. Chardonnay was ranked second, at 39,450 tons or 16% of the total. Both varieties showed significant increase from prior year, with an increase of 32% for Cabernet Sauvignon and 54% increase…
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2015 Washington Wine Grape Production Report

Washington’s 2015 wine grape production totaled 222,000 tons, a 2% decrease from 2014.Cabernet Sauvignon was the top producing variety grown in the State at 47,400 tons or 21% of the total. White Riesling was ranked second, at 44,100 tons or 20% of the total.Production of red varieties increased 5% compared…
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Walla Walla Valley AVA

Location: Southeastern Washington, northeastern OregonDesignated: 1984Total Size: 300,000 acresAcreage Under Vine: Total vineyard acreage: 2,933 (1,186 hectares); Washington acreage: 1,672 (676 hectares)Top Varieties: Cabernet Sauvignon, Merlot, SyrahSoils: Sandy loess over Missoula Flood slackwater deposits and fractured basalt along with Freewater series cobbles Average Annual Precipitation: 9-22 inches Two Things to Know:…
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Ancient Lakes of Columbia Valley AVA

Location: Central WashingtonDesignated: 2012Total Size: 162,762 acresAcreage Under Vine: 1,604 (649 hectares)Top Varieties: RieslingSoils:  Fine sand along with silt and sandy loam Average Annual Precipitation: 6 inches Two Things to Know:  One of the only appellations in Washington planted more to white varieties than red.  Its northern location and higher elevation…
Press Release

Washington State Wine Grape Harvest Grows 14% in 2018

FOR IMMEDIATE RELEASE SEATTLE (March 14, 2019)—Washington State’s wine grape harvest grew by 14 percent in 2018, for a grand total of 261,000 tons crushed. This was the second largest harvest in Washington’s history, behind the record-breaking total of 270,000 tons in 2016. Washington State Wine’s annual Grape Production Report,…
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2008-2014 Grape Production Report

Washington’s 2014 grape production totaled 227,000 tons, a record for the state and a 8% increase over the previous year. Both red and white varieties showed strong growth from 2013. Of the state’s top four varieties (Riesling, Chardonnay, Cabernet Sauvignon, and Merlot), Riesling showed the largest growth, up 26% from…
research

Impact of Freeze-killed Leaf Material on Cabernet Sauvignon

Research Article An industry and university joint effort to profile the sensory and chemical impacts of freeze-killed grape leaves in Cabernet Sauvignon from Washington state. Project Investigator: Jim Harbertson, associate professor of enology, Washington State University Grape leaves killed by frost become brittle and break down rapidly into “confetti-sized” bits.
research

Impact of pH on the Wine Microbial Ecology and Wine Quality

Project Title: Impact of pH on the wine microbial ecology and wine qualityProject Duration: 2017-2020 Principal Investigator(s): Hailan PiaoOrganization: Washington State UniversityAddress: 359 University Drive, Richland, WA 99354Phone: 509-372-7665Email: hailan.piao@wsu.edu Co-PI(s): Thomas Henick-KlingOrganization: Washington State UniversityAddress: 359 University Drive, Richland, WA 99354Phone: 509-372-7292Email: thk@wsu.edu Co-PI(s): Thomas CollinsOrganization: Washington State UniversityAddress:…