Reported by Ben Tracy

NAPA (CBS News) — In Napa Valley, home to some of California’s prized vineyards, the vines are looking healthy, despite the state’s historic drought.

Michael Honig, who owns a 67-acre vineyard in Napa, said the lack of rain in the past three years has produced some of the best wine California has seen in nearly a decade.

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“Dry years are good because it forces the vine to find water on its own and really penetrate deeply into the soils,” he said. “You want to stress out a vine to a point. You want to go as far as you can before you go off that cliff and can’t go any further,” he said.

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In normal conditions, the roots of grape vines grow 10 feet deep, but in dry conditions, they are forced to burrow twice as deep in search of water. The stressed-out vines produce a smaller grape but one with more concentrated sugar and complex flavor.

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