1. Grape species, varieties and rootstocks Flashcards
What is Steen?
Chenin Blanc
What are the common French synonyms for Pinot Grigio?
Pinot Gris (aka Tokay d’Alsace and Pinot Beurot)
What is the style difference between Pinot Gris from Alsace and Pinot Grigio from Italy?
Italian wines are fairly neutral with medium acidity, Alsatian wines are richly textured and oily, rather high in alcohol and moderate to low in acidity
Fume Blanc is made from what grape variety?
Sauvignon Blanc (typically oak aged)
What is acidity level of Sauvignon Blanc
high
What is aromatic profile of Viognier
peach, pear, apricot, violet
What are the main tasting characteristics of Mosel Riesling?
Light body with low alcohol and a high acidity balanced by medium sweetness. Flavor elements include a floral and green fruit character.
What is the flavor characteristic of aged Riesling?
pine nut or petrol
What is the German name for Pinot Noir
Spätburgunder
What is another name for true Riesling?
Johannisberg Riesling, refers to German wine estate Schloss Johannisberg on the Rhine, may have been one of first all Riesling vineyards
Which grape variety is naturally high in extract, can obtain high alcohol and runs the risk of being low acid?
Chardonnay
Which two families of grapes have common natural mutations that lead to different varieties with the same DNA footprint?
Pinot Noir and Grenache
Describe the aromas of Sauvignon Blanc.
green pepper, grass and nettles with passion fruit or elderflower; in warm regions, peach and grapefruit; of ten described as cats’ pee; with age asparagus and peas
Which grape variety yields high acid, high sugar, can be long lived and is naturally low in alcohol?
Riesling
Where is the geographic origin of Cabernet Franc?
Spain
Where is the geographic origin of Cabernet Sauvignon?
Bordeaux
Vin Doux Naturels is a wine that is?
Fortified
Brunello is a clone of what grape variety?
Sangiovese
What is the aromatic profile of Gewurztraminer?
rose petals, lychee nut, sandalwood, grapefruit, ginger and nutmeg
What is the main Eurasian species of grapevine?
Vitis vinifera
What are the three most common American species of grapevine?
Vitis riparia, Vitis rupestris, Vitis berlandieri
What is the term for the new growth of the vine?
shoots
What is the growth engine of the vine?
leaves
What are 3 biological uses of glucose?
combine into larger building blocks for structural integrity, metabolized to create energy, sweetness which attracts animals for dispersion
What are the growths that vines use to create support?
tendrils
What is the term for a group of a bunch of vine flowers?
inflorescenses
What is the size of vine flowers?
small
What is the bud?
embryonic shoot
Where is the bud located?
between leaf and shoot
When do shoots turn woody?
in the winter after having grown
What is similarity between cane and spur?
one year old wood after pruning
What is the difference between cane and spur?
cane is long with 8-15 buds, spur is short with 2-3 buds
What are the structures made of permanent wood?
trunk and arms (cordons)
Where is the carbohydrate reserve that fuels the initial shoot growth?
permanent wood
What are the 3 main functions of the roots?
absorption of water and nutrients, store carbohydrates, anchor vine
T/F: Every seedling is a new variety.
true
What are the sources of genetic variations within a species?
sexual reproduction (to give new varieties) and mutations (usually produce same variety)
Name 3 modern grape varieties that were developed from crossings.
Pinotage (red, Cinsault and Pinot Noir, 1925), Dornfelder (red, Helfensteiner and Heroldrebe, 1955), Muller Thurgau (white, Reisling and Madeline Royale, 1882)
What is the main role of hybrids?
rootstocks
What is difference between bench-grafting and head-grafting?
Bench grafting is done in nursery, takes 3 years to bear fruit. Head-grafting is done in the vineyard with active rootstock, allowing harvest in one year.
New hybrid rootstocks provide what advantages?
better tolerance of drought, better tolerance of certain soils, control of vigor, resistance to nematodes
What are the classic regions for Chardonnay in California?
Carneros and Russian River
What are the classic regions for Chardonnay in France?
Burgundy and Champagne
What are the classic regions for Chardonnay in Australia?
Adelaide Hills, Geelong and Mornington Peninsula
What are the classic regions for Chardonnay in New Zealand?
Gisborne and Marlborough
Riesling from what area is most likely to have a lime character?
Australian
What are the classic regions for Riesling in Germany?
Pfalz, Rheingau, Mosel, Nahe
What are the classic regions for Riesling in Austria?
Wachau
What are the classic regions for Riesling in France?
Alsace
What are the classic regions for Riesling in Australia?
Clare and Eden Valleys
What are the German names for Pinot Gris?
Rulander, Grauburgunder
What are the classic regions for Viognier in France?
Condrieu and Chateau Grillet
Define hybrid.
Reproduction between two different grape species
Which grape is suggested by blackcurrant, cedar, high tannin?
Cabernet Sauvignon
Which grape is suggested by broad, versatile, inoffensive - except when over-oaked?
Chardonnay
Which grape is suggested by cherry, raspberry, violets, game, mid-ruby?
Pinot Noir
Which grape is suggested by black pepper, dark chocolate, notable tannin?
Syrah/Shiraz
Which grape is suggested by plump, soft, plummy?
Merlot
Describe the skin of Merlot.
Thinner than Cabernet Sauvignon
Which grape is suggested by grass, green fruits, razor-sharp, rarely oaked?
Sauvignon Blanc
Name a grape where canopy management is particularly important?
Sauvignon Blanc
Where is Sauvignon Blanc from?
Loire Valley
Which grape is suggested by aromatic, delicate, racy, expressive, rarely oaked?
Riesling
Which grape is suggested by figs, citrus, lanolin, full bodied?
Semillon
Name 3 areas of fine dry Semillon wine production.
Bordeaux, Hunter Valley, South Africa
Describe the skin thickness of Semillon.
thin (think botrytis susceptibility)
Which grape is suggested by pale, sweet, ripe, useful for rose?
Grenache Noir
Which grape is suggested by tangy, lively, variable: from prunes to farmyard?
Sangiovese
Name the 3 best Italian areas for fine Sangiovese.
Chianti Classico, Montalcino (as Brunello) and Montepulciano
Which grape is suggested by leafily aromatic, refreshing, rarely heavy?
Cabernet Franc
Describe Cabernet Franc’s resistance to extreme weather.
more resistant to cold weather than Merlot
Which grape is suggested by tobacco leaves, spice, leather?
Tempranillo
Which grape is suggested by animal, blackberries, alcoholic, tannic?
Mourvedre
Which grape is suggested by tar, roses, violets, orange with black tints?
Nebbiolo
Which grape is suggested by warm berry flavors, alcohol, sweetness?
Zinfandel
Which grape is suggested by spicy and rich in Argentina, gamey in Cahors?
Malbec
Which grape is suggested by tannic, fireworks, occasionally porty?
Touriga Nacional
Which grape is suggested by firm, Bordeaux-like, can be slightly green?
Carmenere
Which grape is suggested by full, golden, smoky, pungent?
Pinot Gris
Which grape is suggested by lychees, roses, high alcohol, deep-colored?
Gewurtraminer
Which grape is suggested by extremely versatile, honey, damp straw?
Chenin Blanc
Which grape is suggested by heady, full-bodied, hawthorn blossoms, apricots?
Viognier
Which grape is suggested by grapey, relatively simple, often sweet?
Muscat Blanc
Which grape is suggested by almond, marzipan aromas, very full-bodied?
Marsanne