Boxwood

Boxwood
From EncycloWine
Boxwood is an aroma and flavor that typically appears in wine made with the following grapes: Sauvignon Blanc.

Boxwood
Aromatic shrub reminiscent of cat urine (really!) and thus a euphemism for the more pungent "cat spray" or "cat pee" descriptor (see below) found in some Sauvignon Blancs.
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For example, Sauvignon, with the boxwood odor, sometimes of smoked; Muscatel, with fruity very characteristic; the Sauvignon Cabernet, with the green pepper scents; black Pinot, with the nose of raspberry, blackcurrant and cherry...

See also: Grape, Sauvignon, Loire, Red, Loire Valley