07/18/2009 05:12 am ET Updated Nov 17, 2011

Rooftop Vegetable Gardens Are Sprouting Up Across America

THIS summer, Tony Tomelden hopes to be making bloody marys at the Pug in Washington, D.C., with tomatoes and chilies grown above the bar, thanks to the city's incentives for green roofs.

Mr. Tomelden, the Pug's principal owner, says he's planting a garden to take advantage of tax subsidies the city offers in his neighborhood if he covers his roof with plants.

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