gene wrote:
> ...
> For example, I know of a zinfandel that got overpowered by eucalyptus
> flavor, where the eucalyptus oils landed on the grapes from nearby
> upwind trees.
> ...

There are several Shiraz from Australia that have a hint of eucalyptus.
The winemaker's usually explain this as being caused by decomposing
eucalyptus leaves in their vineyards; eucalyptus becomes part of the
terroir. Perhaps that just seems more palatable than having trees drip
sap on your grapes.

Greg