Gus Clemens: Put a cork in wine storage myth

Gus Clemens
Special to the Reporter-News

You store wine bottles horizontally in order to keep the cork damp, thus preventing it from drying out and ruining the wine, right?

Gus Clemens.

Poppycock, according to Dr. Miguel Cabral, the director of research and development for Amorim, the Portuguese cork company that is the largest cork producer in the world. According to Cabral, vertical or horizontal bottle storage makes no difference when it comes to cork performance.

“The cork will never dry out with almost 100 percent humidity in the headspace, so it is a myth you need to store a bottle on its side,” according to Cabral, quoted in a recent article in The Drinks Business. “The humidity of the environment around the bottle won’t have any influence, because the cork is influenced by the humidity inside the bottle.”

The Australian Wine Research Institute came to the same conclusion back in 2005. Their research paper noted: “Bottle orientation during storage under the conditions of this study had little effect on the composition and sensory properties of the wines examined.”

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Now, there are advantages to horizontal storage even if cork preservation is not one of them. Horizontal bottles obviously take up less vertical space. They are easier to identify— no need to pull out bottles in front to see what is behind.

Visually, horizontal storage is more pleasing, presenting illusion of more labels and more volume even when the number of bottles is the same.

In practical marketing terms, merchants tell you people perceive bottles presented horizontally to be higher quality and, thus, able to command a higher price.

Bottom line: horizontal storage and presentation of your wine collection has advantages, but rescuing corks from desiccation is not one of them.

Tasting notes

Last round: My doctor said I have to watch my wine drinking. So I installed mirrors in every room in the house.

Email Gus at wine@cwadv.com. Facebook: Gus Clemens on Wine. Twitter: @gusclemens. Website: gusclemensonwine.com.