Widely used in filtration, is a naturally occuring, highly porous, chalky textured sedimentary rock made mainly of silica and consisting of fossilized remains of diatoms, a type of hard-shelled algae.
The greatest wine of Sauternes and, according to the famous 1855 classification, of the entire Bordeaux region it is sweet, golden, and apparently almost immortal.
An accumulation of clay and silt particles that have been deposited by the wind. Loess is typically pale-coloured, unstratified, and loosely cemented by calcium carbonate. Favoured for viticulture because it is porous, permeable, readily warmed and easily penetrated by roots.
Sometimes simply as botrytis, is the benevolent form of botrytis bunch rot, in which the Botrytis cinerea fungus attacks ripe, undamaged white wine grapes and, given the right weather, can result in extremely sweet grapes.
French term meaning "bled" for a winemaking technique which results in a rosé wine made by running off, or "bleeding", a certain amount of free-run juice from just-crushed dark-skinned grapes after a short, prefermentation maceration.
Distinctive category of north-east Italian dried-grape wines, a historic speciality of Veneto. The most common forms of Recioto are sweet red Recioto della Valpolicella and the rare sweet white Recioto di Soave and Recioto di Gambellara.
German term for sweet reserve, the unfermented or part-fermented must much used in the 1970s and 1980s to sweeten all but the finest or driest German wines.
French term for the intricate traditional method described in detail in sparkling winemaking. From 1994 the term was outlawed by EU authorities in favour of one of the following: méthode traditionelle; méthode classique; méthode traditionelle classique; fermented in this bottle and traditional method.
Is the uniquely steely, dry, age-worthy white wine of the most northern vineyards of Burgundy in north east France, made, like all fine whites Burgundy, from Chardonnay grapes.
One of six so-called Prädikats applying to German wine that has not been chaptalized, and designating-depending on growing region and grape variety-must weights between 67 and 82° Oechsle. As such, Kabinett designates the lightest end of the German wine spectrum, and Mosel Kabinetts that have residual sugar are often as low as 7 or 8% alcohol.
Essential element for healthy vine growth. A deficiency of zinc affects the plant's ability to synthesize the hormones auxins, deficiency in which results in a failure of the shoots to grow normally.
Dramatically situated hilltop town on the left bank of the upper Loire which lends ist name to one of the Loire's most famous, and famously variable, wines: racy, pungent, dry white Sauvignon Blanc.
Widely misused term meaning strictly the climate within a defined and usually very restricted space or position. In viticulture, it might be at specific positions between rows of vines, or distances above the ground.
Downy mildew attacks all green parts of the vine and young leaves are particularly susceptible. When severly affected, leaves will drop off. The loss of leaves reduces photosynthesis and thus causes delays in fruit ripening and, typically, levels of fruit sugars, vine reserves of carbohydrates, and anthocyanins are depressed.
Long, loosely defined strip of tuskan coastline south of Livorno extending southwards through the province of Grosseto. Production of bottled wine is consequently a recent phenomenon and quality wine can be said to date from the first bottles of Sassicaia in the 1970s, although the zone of Morellino di Scansano, enjoyed a certain reputation in the past.
Japanese term derived from two words meaning "delicious" and "essence" and used to refer to what some consider to be the fifth primary taste. It is variously described as "savory" or "meaty".
