WSU Viticulture and Enology Program

Washington State University was established in 1890 as the state's land-grant university under the Morrill Act of 1862, with a primary mission of agricultural research and extension education. The Pullman main campus in eastern Washington (Whitman County) sits at the heart of the Palouse loess wheat country and houses the academic infrastructure of WSU including the College of Agricultural, Human, and Natural Resource Sciences and its Department of Horticulture, which is the academic home of the Viticulture and Enology Program. The Prosser-area Irrigated Agriculture Research and Extension Center (IAREC), established 1919, sits in the Yakima Valley at the geographic center of Washington wine country; the IAREC and its surrounding experiment vineyards provide the field research infrastructure for applied viticulture research on the Pacific Northwest's working vineyard sites. The WSU Tri-Cities branch campus in Richland (established 1989 as a research-focused branch) houses the Ste. Michelle Wine Estates WSU Wine Science Center (opened June 2015), which provides the dedicated wine research laboratory infrastructure. The two-campus structure reflects the land-grant model: academic research at Pullman, applied research and extension at Prosser-Tri-Cities, with student rotation between campuses providing exposure to both theoretical and practical work. The program partners extensively with Oregon State University's wine program at Corvallis, providing a coordinated Pacific Northwest land-grant university wine research infrastructure across both states.

• WSU established 1890 as Washington's land-grant university under the Morrill Act of 1862; primary mission agricultural research and extension education
• Pullman main campus (Whitman County): academic home of WSU; College of Agricultural, Human, and Natural Resource Sciences; Department of Horticulture houses Viticulture and Enology Program
• Prosser-area Irrigated Agriculture Research and Extension Center (IAREC, established 1919): field research infrastructure at the geographic center of Washington wine country in Yakima Valley
• WSU Tri-Cities branch campus (Richland, established 1989): houses Ste. Michelle Wine Estates WSU Wine Science Center (opened June 2015); dedicated wine research laboratory infrastructure

The Ste. Michelle Wine Estates WSU Wine Science Center at the WSU Tri-Cities campus in Richland is the dedicated wine research and teaching facility for the program. The center was opened in June 2015 and built at a total cost of approximately $23 million, funded primarily through a $7.4 million gift from Ste. Michelle Wine Estates (the dominant Washington wine producer and major industry sponsor of the program) plus state appropriations and industry contributions. The center is an approximately 40,000-square-foot facility housing fermentation laboratories (including small-scale experimental fermentation tanks and larger commercial-scale teaching winery tanks), sensory evaluation rooms (designed for both panel and individual sensory work), microbiology and wine chemistry laboratories, classroom and seminar space, and offices for faculty and graduate students. The teaching winery at the center produces small commercial-scale lots of wine each vintage from fruit donated by Washington wineries and from the program's research vineyards; the wines are used for teaching and research and are not sold commercially. The center hosts the annual Washington Wine Industry Symposium each February, bringing together industry, academia, and government regulators for technical and policy discussion. The center is also the home of the Washington State Wine Commission research grant program, which funds applied viticulture and enology research projects across both WSU and partner institutions.

• Ste. Michelle Wine Estates WSU Wine Science Center: opened June 2015 at WSU Tri-Cities campus in Richland; ~40,000-square-foot facility
• Funded by $7.4 million gift from Ste. Michelle Wine Estates + state appropriations + industry contributions = ~$23 million total cost
• Houses: fermentation laboratories, sensory evaluation rooms, microbiology and wine chemistry labs, commercial-scale teaching winery, classroom and seminar space
• Hosts annual Washington Wine Industry Symposium each February; home of Washington State Wine Commission research grant program

The Bachelor of Science in Viticulture and Enology is a four-year degree program established in 2003 (the program previously operated as a horticulture concentration without dedicated degree status). The curriculum covers the full spectrum of vineyard and winery work: viticulture fundamentals (plant biology, vine physiology, soil science, climate, canopy management, irrigation, disease management), enology fundamentals (wine chemistry, microbiology, fermentation, processing, sensory evaluation, wine analysis), and applied capstone coursework including a hands-on commercial-scale wine production at the Wine Science Center teaching winery. The program also offers a graduate Master of Science and Doctor of Philosophy track for students pursuing research careers, with thesis topics typically focused on Pacific Northwest applied viticulture and enology questions. The undergraduate program graduates approximately 30 to 40 students per year; the alumni network now numbers in the thousands and populates winemaking and viticulture positions across virtually every major Pacific Northwest winery and at significant scale beyond the region. The program's industry partnerships include Ste. Michelle Wine Estates (the program's principal philanthropic sponsor and largest alumni employer), Long Shadows Vintners (Allen Shoup-founded artisan winery with strong WSU faculty consulting), Washington Wine Institute (industry association), and the Washington State Wine Commission (state-affiliated industry promotion and research-funding body).

• Bachelor of Science in Viticulture and Enology established 2003; four-year degree; curriculum covers viticulture fundamentals + enology fundamentals + applied capstone with hands-on Wine Science Center commercial-scale production
• Graduate programs: Master of Science + Doctor of Philosophy; thesis topics typically focused on Pacific Northwest applied viticulture and enology questions
• Workforce: ~30-40 BS graduates per year; alumni in thousands populate winemaking and viticulture positions across virtually every major Pacific Northwest winery
• Industry partnerships: Ste. Michelle Wine Estates (principal philanthropic sponsor + largest alumni employer), Long Shadows Vintners, Washington Wine Institute, Washington State Wine Commission

WSU Viticulture and Enology research priorities focus on the specific challenges of the Columbia Valley wine ecosystem. Cold-hardiness and winter vine damage is the most consequential Washington-specific research priority: occasional winter freezes can cause widespread vineyard damage, with the November 1996 cold snap (when temperatures dropped to minus 20 degrees F in some Walla Walla vineyards) the most-cited modern event and a watershed for cold-hardiness research investment. Markus Keller's long-tenured research program at the IAREC has produced extensive published work on cold-hardiness physiology, varietal cold tolerance, and management practices that reduce freeze risk. Irrigation management is the second-most-consequential research priority: because Washington wine country receives only 6 to 12 inches of annual rainfall and irrigation is mandatory, optimizing irrigation timing, volume, and stress management for both quality and water-use efficiency is a continuous research focus. Canopy management for cool-night ripening, vineyard sensor technology, sustainable pest management, and varietal selection for emerging wine regions (including the Spokane area and other higher-elevation experimental zones) are additional research focus areas. On the enology side, Jim Harbertson's wine chemistry and tannin research has been particularly influential for Washington's tannin-structured Cabernet and Bordeaux blend production. Charlie Edwards' microbiology program at Pullman covers fermentation organisms and faulty fermentation prevention. Sensory science has expanded significantly with the Wine Science Center's sensory facilities at Richland.

• Cold-hardiness research: most consequential Washington-specific priority; November 1996 freeze (-20 F in Walla Walla) was watershed event; Markus Keller's IAREC research program on cold-hardiness physiology and management
• Irrigation management: mandatory irrigation across ~99 percent of WA plantings; research on timing, volume, stress management for quality + water-use efficiency
• Other research priorities: canopy management for cool-night ripening, vineyard sensor technology, sustainable pest management, varietal selection for emerging wine regions (Spokane area, higher elevations)
• Enology research: Jim Harbertson wine chemistry + tannin (influential for WA's tannin-structured Cab and Bordeaux blends); Charlie Edwards microbiology + fermentation organisms; Wine Science Center sensory facilities expanded sensory science