What is the name of the governing body that oversees the beverage alcohol industry in the United States?
TTB
Tax and Trade Bureau
What does the TTB do?
- defines and approves the boundaries of AVAs
- delimits AVAs based on unique geographical, physical, and climatic features
What are AVAs?
American Viticultural Areas
- they refer to geographic location only (read: not political designations, etc.)
What were the first 2 AVAs in the United States?
- Augusta, Missouri - 1980
- Napa Valley, California - 1981
What are the U.S. labeling laws by variety?
(or, if a wine has a variety printed on the label, what must the mimumum percentage of that grape be in that wine?)
75% minimum if from:
- America
- State
- County
- AVA
There is one U.S. state that has a higher minimum percentage if the wine is labeled by varietal.
What is that state and what is the percentage?
- Oregon
- 90% minimum grape if listed on the label
In the U.S., if a bottle of wine has a stated vintage on the label and the wine’s appellation is a STATE or COUNTY, how much of the stated vintage must be in the bottle?
(e.g. Rodney Strong California Cabernet Sauvignon 2016, or Morgan Santa Barbara County Pinot Noir 2018)
85% must come from the stated vintage
In the U.S., if a bottle of wine has a stated vintage on the label and the wine’s appellation is an AVA, how much of the stated vintage must be in the bottle?
(e.g. Saintsbury Carneros Pinot Noir 2017)
95% must come from that vintage
If a U.S. bottle of wine whose stated appellation on the label is from COUNTRY (U.S.), STATE, or COUNTY, what minimum percent must the wine from that state, county, or country?
75%
In the U.S., if a bottle of wine is labeled with a specific AVA, what minimum percent must the wine be from that AVA?
85%
If a U.S. bottle of wine states that the wine comes from a specific, single vineyard, what minimum percent of the wine must come from that vineyard?
95%
What does it mean when a U.S. bottle of wine states that it is “Estate Bottled”?
100% of the grapes must be grown on land owned or controlled by the producer (winery), and that land must be in an AVA.
In what century was U.S. viticulture started on the East Coast?
By whom?
- mid-1500s: French Huguenots are credited with starting wine production in Florida;
- 1600s: vines planted in Jamestown and in the northeast by settlers.
In what century was U.S. viticulture started on the west coast, and who planted the first grapevines?
- 16th century: Franciscan monks planted vines in what is now Texas and New Mexico;
- 17th century: Franciscan monks planted vines in California.
Grapes were used for sacrament
Who was Agoston Haraszthy?
(pronounced hair-az-tee)
- Originally from Hungary
- Considered the patriarch of California wine industry
- Founded Buena Vista winery 1857
- His full bio can be read here
What were some setbacks the U.S. wine industry suffered in the late 1800s - early 20th century?
- Phylloxera arrived, decimating vineyards (phylloxera is originally from east of the Mississippi);
- Prohibition (1920-1933)
- Great Depression (1929-1939)
- World War II (U.S. involvement 1941-1945)
Who were two influential winemakers in California following Prohibition?
- André Tchelistcheff
- Robert Mondavi
Today, the U.S. is the world’s __th largest producer of wine.
4th
How do the climates of coastal California differ from inland California?
- Coast: cool
- Inland: warm to hot
The further inland you go, the hotter the climate becomes
Mountain ranges in California can either block or funnel in cool Pacific Ocean breezes, depending on their _____.
Orientation
If a range runs north-south, it blocks cool air; if a range runs west-east, it funnels in cool air.
What are California’s 4 major wine growing areas?
- North Coast
- Central Coast
- Central Valley
- Sierra Foothills
What 4 counties make up the North Coast?
- Mendocino
- Lake
- Napa
- Sonoma
What are California’s major grape varietals, both red and white?
White grapes
- Chardonnay
- Sauvignon Blanc
Red grapes
- Cabernet Sauvignon
- Pinot Noir
- Merlot
- Zinfandel
In which county is the Napa Valley?
Napa County
What is the length of Napa Valley?
Where does it start?
- ~30 miles long
- Starts at San Pablo Bay
What are the 2 mountain ranges in the Napa Valley?
- Vaca Mountains (east side)
- Mayacamas Mountains (west side)
Which mountain range separates Napa and Sonoma counties?
Mayacamas Mountains
What is the name of the river that runs through the Napa Valley?
Napa River
What is the climate of Napa Valley?
- Generally: dry Mediterranean
- Cooler air in south from San Pablo Bay
- Cooler at higher altitudes (in mountains)
What part of the Napa Valley benefits most from the cool air and fog from San Pablo Bay?
The southern part, especially Carneros.
As one moves up the Napa Valley from Carneros to the north, what happens to the air and temperatures?
Air and temps get hotter and drier.
The cool air from San Pablo Bay pushes hot air up valley, which bottlenecks in St. Helena and Calistoga.
This is why there can be as much as a 30ºF difference between the temperature in Calistoga and the temperature in San Francisco.
Because of the climate differences between the southern part Napa Valley to the northern part, what does that mean for viticulture (or, what can be planted)?
Different grapes can be planted thanks to the temperature differences from south to north.
- Cooler, southern parts plant Pinot Noir
- Hotter, northern parts plant Cab Sauv + Zin
At what altitude are some Napa Valley vineyards planted?
2000 ft asl
What are 5 of Napa Valley’s most important AVAs?
From north to south:
- Howell Mountain
- Rutherford
- Oakville
- Stags Leap District
- Carneros
What is the difference between soils of Napa Valley Mountain sides versus the Napa Valley floor?
- Valley floor: alluvial, well-drained gravel
- Mountain sides: rocky, thin soils
There are more soil types: volcanic, clay, and even some maritime.
Where are vineyards planted in the Napa Valley:
- valley floor
- hillsides
- higher-elevation slopes
- all of the above
All: valley floor, hillsides, and higher-elevation slopes
What are diurnal shifts in the Napa Valley caused by?
What effect do the diurnal shifts have on the grapes?
Diurnal shift cause: morning and late afternoon fogs from San Pablo Bay and the Pacific Ocean
Diurnal shift effect: fogs moderate the temperatures which aid the grapes in retaining acidity and freshness
Where in Napa Valley are sparkling wines made?
Carneros
Generally speaking, what is the style of wines from the Napa Valley?
Full throttle
- White wines will go throgh malo and often times see new oak;
- Red wines will have extended use of new oak, both French and American
The overall Mediterranean climate encourages ripe grapes with ripe flavors and high sugars, which means higher abv.
What are the natural borders of Sonoma County?
- Pacific Ocean to the west
- Mayacamas Mountains to the east
Sonoma County has a varied climate. Which areas are cooler and which areas are warmer?
Cooler:
- coast (the closer to the ocean the cooler it is)
- altitude
- areas affected by fog and Pacific breezes
Warmer
- inland
What is the name of the gap, or wind tunnel, in northern California’s coastal mountain range that ushers in fog and cool air to more inland areas?
Petaluma Gap
For a map and to read more about it, click here.
Describe Sonoma County’s landscape.
Bracketed by mountains and hilly inbetween.
What are the 2 main white grapes of Sonoma County?
- Chardonnay
- Sauvignon Blanc
What are the 5 main red grapes of Sonoma County?
- Pinot Noir
- Cabernet Sauvignon
- Merlot
- Zinfandel
- Syrah
What are some climatic and geographical factors in Sonoma County that can influence viticulture?
- Hillsides (drainage)
- Elevation (cooler as you go higher)
- Diurnal shifts (helps grapes maintain freshness)
Styles of wine in Sonoma County are determined a lot by _____ and _____.
Climate and cooling factors
Name Sonoma County’s 6 most important AVAs.
- Carneros
- Sonoma Coast
- Sonoma Valley
- Alexander Valley
- Russian River Valley
- Dry Creek Valley (hot!)
Which 2 Sonoma County AVAs are on or near a major body of water?
- Sonoma Coast (on the Pacific)
- Carneros (heavily influenced by San Pablo Bay)
What is Mendocino County’s location?
Situated north of Sonoma County, and it lies on the Pacific Ocean as well.
What’s the general climate of Mendocino County?
Cool near the coast and warm inland
Anderson Valley is the most important AVA of which county?
Mendocino County
Anderson Valley AVA is best known for making what style of wine?
Traditional Method sparkling wines
What is the climate of Anderson Valley AVA?
Cool coastal climate
What are the main grapes of Anderson Valley AVA?
- Chardonnay
- Pinot Noir
What are 3 counties in California’s Central Coast from north to south?
- Monterey County
- San Luis Obispo County
- Santa Barbara County
What is the largest and most encompassing AVA of Monterey County?
Monterey AVA
This AVA has smaller, nested AVAs within it.
What is the climate of Monterey AVA?
Cool Maritime
What are some weather influencers in Monterey AVA?
- fog and strong winds near the coast
- hot inland and hot towards southern parts
What happens to the mountains that run along Monterey County’s coast and what do they help usher in?
The mountains take a turn and run east-west from north-south.
That turn allows fog and cool air to be funneled inland from the coast, helping to cool down hotter inland areas.
What is the main white grape in Monterey AVA?
Chardonnay
What are the main red grapes in Monterey AVA?
- Pinot Noir
- Cabernet Sauvignon
- Merlot
- Zinfandel
What is San Luis Obispo County’s most important AVA?
Paso Robles AVA
What is the general climate of Paso Robles AVA?
Very warm overall with hot days and cool nights
Why doesn’t Paso Robles AVA have much maritime influence?
Mountains block the maritime influence so the AVA remains quite warm.
There is a teeny area within the Paso Robles AVA that benefits from some cool air funneled in thanks to a small break in the coastal mountain range.
What is the main white grape of Paso Robles AVA?
Chardonnay
Main red grapes of Paso Robles AVA
- Cabernet Sauvignon
- Zinfandel
- Red Rhône grapes
- Grenache
- Syrah
What is the overall climate of Santa Barbara County?
Does it change from the coast going inland?
- Overall climate is Maritime
- Cool, windy and rainy coast moves into warm, dry inland
In addition to Monterey County, what other California county sees the Coastal Range turn to an east-west direction, funneling in cool Pacific air?
Santa Barbara County
Name 3 important AVAs of Santa Barbara County.
- Santa Maria Valley AVA
- Santa Ynez Valley AVA
- Sta. Rita Hills AVA
What are the 2 main white grapes of Santa Barbara County?
- Chardonnay
- Sauvignon Blanc
What are the 5 main red grapes of Santa Barbara County?
- Pinot Noir
- Grenache
- Syrah
- Cabernet Sauvignon
- Merlot