2019 - Washington, D.C.
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2018 - St. Petersburg, Florida
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2017 - Grand Rapids, Michigan
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2016 - New York City and Briarcliff Manor, New York
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2015 - Lexington, Kentucky
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2014 - Provo, Utah
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2013 - Banff, Alberta, Canada
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2012 - Manhattan, Kansas
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2011 - Springfield, Illinois
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2010 - Winter Park, Florida
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2009 - Little Rock, Arkansas
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2008 - Reno, Nevada
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2007 - Ames, Iowa
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2006 - Boston, Massachusetts
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“Uncle Sam says - garden to cut food costs Ask the U.S. Department of Agriculture, Washington, D.C., for a free bulletin on gardening - it's food for thought,” lithograph by A. Hoen & Co., Baltimore, 1917. Library of Congress POS - WWI - US, no. 167