24. Oregon Flashcards
Oregon is home to how many AVAs?
15 distinct AVAs wholly within the state and four across borders
What is the general climate of Oregon’s wine regions?
Cool to moderate: a combination of 42–46°N in latitude and the influence of cold ocean currents and winds from the Pacific Ocean
What is the common soil type of Oregon
Free-draining marine sedimentary, volcanic and loess soils
How much annual rain does Oregon receive and when does it mostly fall?
1,000mm
Winter
Oregon has a high proportion of organic and biodynamic vineyards. How is this possible?
The wind and dry summers reduce mildew and disease pressure, and enable sustainable
grape growing practices
What are the leading three grape varieties planted in Oregon?
1) Pinot Noir
2) Pinot Gris
3) Chardonnay
What three clones are common in Oregon?
Wadenswil
Pommard
Dijon
Why is the Dijon Chardonnay clone well-suited to Oregon’s climate compared with the original plantings of Wente and clone 108, but disadvantageous in the face of climate change?
It’s earlier-ripening, which is beneficial in this cooler region, but can ripen too early in warm seasons
Name two significant Oregon producers of Pinot Noir
Bergström Wines
and Evening Land
What three Oregon AVAs cross the Oregon-Washington border?
Columbia Gorge
Columbia Valley
Walla Walla Valley
What AVA crosses the Oregon-Idaho border?
Snake River Valley AVA
What are the two largest Oregon AVAs?
Willamette Valley AVA - 68%
Southern Oregon AVA - 25%
How many sub-AVAs are there in Willamette Valley AVA?
Seven
What are the seven sub-AVAs of Willamette Valley AVA?
1) Chehalem Mountains
2) Ribbon Ridge
3) Yamhill-Carlton
4) Dundee Hills
5) McMinnville
6) Eola-Amity Hills
7) Van Duzer Corridor
Soil types vary widely across Willamette. What are the two main types?
1) Fertile loam soils are found on the valley floors
2) At higher altitudes, a mixture of marine sedimentary soils (e.g. sandstone), volcanic basalt and loess soils are found
