Test your wine knowledge with quiz questions from our expert.
Of the folowing grape varities, which has the most vineyard acreage plantings in California?
Chenin Blanc
Of the grape varieties Albarino, Chenin Blanc, Vermentino, and Grenache Blanc, by far Chenin Blanc is the most planted in California. As of 2023, the state had just over 4,000 acres of Chenin planted (the other three above varieties combined accounted for just over 1,400 acres total).
True or False: Vermouth di Torino Superiore must use 100% Piedmont wines during production?
False
The Vermouth di Torino Superiore category of vermouth has stricter production requirements than the Vermouth di Torino category, including a minimum wine content of 75% and minimum alcohol content of 17%. While it must be produced and bottled in Piedmont, it only requires that 50% Piedmont wine be used.
In what year did Italy's Asolo Prosecco become a DOCG (Denominazione di Origine Controllata e Garantita)?
2009
Italy's Asolo Prosecco was awarded Denominazione di Origine Controllata e Garantita (DOCG) status in 2009, almost 25 years after its consortium was founded in 1985. The first vintage of Asolo Prosecco Extra Brut was released in 2014.
What percentage of France's Roussillon wine production is white?
15%
Red wine production dominates the Roussillon region in France, accounting for 59% of its wines. 26% o fits production is devoted to Rose, and 15% to white wines.
True or False: France's Roussillon is the country's top producer of PDO-Certified Vins Doux Naturels?
True
The Roussillon region of France has over 52,000 acres under vine, producing primarily red wines. It's real specialty is the production of sweet, fortified Vins Doux Naturels: it accounts for 80% of France's PDO production for the category.
True or False: Portugal's Alentejo accounts for more than one-third of cork forests worldwide?
True
The Alentejo region in Portugal is well-known for wine production, but it is just as famous for being one of the main producers of cork in the world. The Alentejo is home to more than one-third of the world's cork forests, containing cork trees that are hand-harvested just once every nine years.
What percent of the Asolo Prosecco area of Italy is planted to vine?
6%
With nearly 30% of the territory consisting of forests, and much of the region dominated by steep hillsides—as well as plenty of efforts focused on preservation—there isn't much land dedicated to viticulture in Italy's Asolo Prosecco region. A mere 6% of the territory is covered in vineyards.
Which of the following historical grape varieties are still found in the Asolo Prosecco wine region of Italy?
All of the above
While the most important grape variety for creating Asolo Prosecco is Glera, some historical grape varieties still have a foothold in the area, including Verdiso, Perera, Bianchetta Trevigiana, and Glera lunga.
Graševina, Žlahtina, Škrlet, and Pošip are all white wine grapes grown in what country?
Croatia
Croatia's diverse wine scene includes some grapes that are not easy for westerners to pronounce, but are well worth trying. For white grapes, these include Škrlet, Pošip, Žlahtina, and Graševina (among many others).
