Wine and Barrel-Derived Extracts: Phenolic Compounds and Oak-Related Aromas
2025/12/22
This article focuses on the compounds extracted from wooden barrels during wine aging and their effects on wine. Discussions of barrel aging are often reduced to the notion of “oak aroma,” with an emphasis on aromatic attributes alone. In practice, howeve …
Myths and Realities of Whole-Cluster Fermentation: How Grape Stems Affect Wine
2025/12/11
In the context of winemaking, you may have encountered terms such as “destemming” and “whole-cluster fermentation.” Both refer to how grape bunches are handled at the point of vatting. A grape cluster consists of many berries attached to a green, stem-lik …
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Bio and “Natural”: A Winemaker’s View from the Cellar
2025/12/10
Whenever I occasionally post about “natural wine” on X (formerly Twitter), those posts tend to be shared relatively widely for my account size. This simply indicates how many people react to this particular keyword. In recent years, especially in Japan, t …
The Relationship Between Fill Level and Wine Quality: What the Headspace Reveals
2025/12/8
In the context of mature wines—those that have spent a decade or several decades in bottle—the fill level is often used as a quality indicator. Some importers and professional merchants routinely assess fill height and decline to ship bottles that fall be …
2025/12/5
Wine exhibits remarkable diversity in both flavour and aroma. Even wines produced in the same region during the same vintage never show completely identical sensory profiles. Moreover, when a single producer vinifies grapes from the same vineyard under id …
Understanding South African Wine Through Data
2025/12/3
Why South African Wines Deliver Exceptional Quality at Accessible Prices South African wines have become indispensable in the global market as leading examples of high-quality yet affordable wines. While Chile once dominated this category, South Africa is …
Foundations of Grapevine Rootstocks
2025/12/2
According to statistics published by the International Organisation of Vine and Wine (OIV), the global vineyard area in 2022—encompassing wine grapes as well as table grapes, raisins, and juice grapes—amounted to approximately 7.3 million hectares.Althoug …
A New Format for Wine: Bag-in-Box
2025/11/30
Bag-in-Box (BIB) packaging has gained notable traction in recent years, particularly because it suits household consumption and large-volume use. A BIB consists of a flexible pouch containing wine housed within a cardboard outer box. Most packages hold at …
Protecting Wine from Oxidation Through Oxidation | Hyperoxidation
2025/11/28
Wine and oxidation are a notoriously incompatible combination. Consider a familiar scenario: you open a bottle of wine that tastes excellent, but you cannot finish it in one sitting. You reseal the bottle and store it in the refrigerator, intending to dri …
Wine, Soil, and Terroir | Slate Color and Wine Character
2025/11/26
When explaining the distinctive character of wine, the discussion often relates to terroir. Soil is one of the elements that constitute terroir. There are numerous types of soil. Alongside clay and limestone, Schiefer occupies a significant position among …

