California Flashcards
History of winemaking in California.
- Spanish missionaries planted vines for altar wine and fortified production. Plantings increased with the god rush (1849).
- Prohibition from 1920 till 1933.
- Wines were initially named after European regions (e.g. Chablis, Burgundy), then Robert Mondavi started having names and place of origin on the label.
- Winemaker Andre Tchelistcheff brings temperature control, hygiene and techniques to prevent diseases and frost damage.
- 1976 Judgment of Paris. 1973 Stag’s Lead and Montelena won.
- Parker wines during the 90s and recent revolution and diversity.
Two main climatic influences of California.
- Pacific Ocean.
- Mountain ranges.
What are the influences of the Pacific Ocean in California?
- Cold water and currents combination.
- Can also reach inland through mountain gaps, reducing fungal diseases/frosts but also can close vine’s stomata and slow ripening.
- Helps fog formation in the morning.
What are the influences of Mountain ranges in California?
- Shelter from Ocean influences (warmer climate).
- Altitude.
General climate of California.
Mediterranean.
Some sheltered inland are continental.
Original planting and training in California.
Low density, high yielding replacement cane or cordon.
Now more diversity and attention to topography and micro-climate.
Why is California heavily mechanised?
Strong laws on illegal immigration reduced Mexican labour force.
Main hazard and diseases in California.
- Drought - irrigation, also water sustainable agencies).
- Pierce’s disease - brought by sharpshooters.
- Spring frost - heaters, wind machines.
- Wildfires - dry weather, damages vines and wineries, smoke taint in grapes.
Are organic practices common in California?
The law requires to not use SO2 so not many are using it but certified organic grapes are common.
85% of producers are though using a sustainable program.
Most planted varietals in California.
- Chardonnay.
- Cabernet Sauvignon.
- Pinot Noir.
- Zinfandel.
- Merlot.
- Colombard.
Also Syrah, Pinot Gris, Sauvignon Blanc and Petite Syrah.
Zinfandel main feature.
Ripens unevenly.
Fresh flavours are mixed with concentrated ones.
Zinfandel two main styles.
- Dry - soft, ripe and jammy.
- White Zinfandel (rose) - stopped fermentation, medium sweet, short maceration in cool temperature stainless steel.
What is Petite Syrah?
A late ripening varietal from France (called Durif). Used in blends for colour, body and structure.
Why some AVAs are big?
Because of estate bottling law as it needs to come within a single AVA.
Labelling percentages.
- Variety 75%.
- Place: 75% County, 85% AVA, Vineyard 95%.
- Vintage 95%.
What is a common practice regarding growers and buying in fruit?
Most wineries sells and buy grapes from other AVA to build a bigger portfolio.
Useful for cellar doors and wine clubs sales.
As producers are buying grapes what is commonly done in vineyards?
Head grafting.
Prices are changing according to demands so varieties might change a lot.
Largest wine company in the world.
E & J Gallo.
6.3 million hL a year.
North Coast AVA. What counties does it include?
- Mendocino.
- Lake County.
Also some bits of Napa County and Sonoma County,
Two main climatic areas of Mendocino County and varietals.
- Coastal close to Pacific Ocean. Pinot Noir, Chardonnay.
- Inland. Zinfandel, Syrah, Cabernet Sauvignon. At high altitude sites also Sauvignon Blanc and Riesling.
Most famous AVA of Mendocino County.
Anderson Valley AVA.
Anderson Valley AVA climatic influences.
Long valley (slopes) from Pacific Ocean till inland.
- Cold air and fog from Pacific and Navarro river.
- 900 to 2000mm rainfall. More towards Pacific, less inland.
Varietals in Anderson Valley AVA.
- Pinot Noir (reputed).
- Chardonnay.
Also Alsace style Gewurztraminer, Riesling, Pinot Gris, Pinot Blanc.
Most famous producers of Anderson Valley AVA.
- Littorai.
- Williams Selyem.
Lake County climatic influences.
- Rain shadow effect from Mayacamas and Vaca Range.
- Clear Lake, state’s largest natural lake.
Clear Lake AVA. Where are the vineyards planted and what varietals are used?
In slopes and ridges around the lake taking advantage of afternoon breezes.
Cabernet Sauvignon and Sauvignon Blanc.
Grapes for Lake County are getting into what wines?
- Small premium wineries.
- Mostly multi-regional blends.
Sonoma County three overarching AVAs for estate bottling laws.
- Northern Sonoma AVA.
- Sonoma Coast AVA.
- Sonoma Valley AVA.
Northern Sonoma AVA most famous smaller AVAs.
- Alexander Valley AVA.
- Knights Valley AVA.
- Dry Creek Valley AVA.
- Rockpile AVA.
- Russian River Valley AVA.
Alexander Valley AVA climatic influences.
- Cooling from Pacific air from Petaluma Gap and Russian River Valley.
- Mayacama Mountain (altitude up to 750mm)
- 800mm rainfall.
Alexander Valley AVA main varietal and styles.
Cabernet Sauvignon.
- Valley floor - fertile soils, higher yields, less tannins.
- Mayacama slopes - more concentrated.
Also Chardonnay, Merlot, Zinfandel, Petit Verdot, Malbec.
Knights Valley AVA location and varietals.
Warmest area of Sonoma County, further inland sheltered by hills and Mayacama on volcanic soils.
Full-body Cabernet Sauvignon.
Climatic influences of Dry Creek Valley.
- Dry Creek river (tributary of Russian River).
- Air and fogs from San Pablo Bay (tidal estuary).
Varietals in Dry Creek Valley. Main style.
Mostly Zinfandel.
Also Cabernet Sauvignon, Merlot, Cabernet Franc, Petit Verdone and Rhone varietals.
Soils in Dry Creek Valley AVA divided by areas.
- Valley floor - gravel, sand, loam.
- Slopes - red clay, loam.