| 2023 |
Anatole Tchikine and Pierre de la Ruffinière du Prey, Francesco Ignazio Lazzari’s Discrizione della villa pliniana: Visions of Antiquity in the Landscape of Umbria, Dumbarton Oaks Research Library and Collection, 2021 |
| 2022 |
Sonja Dümpelmann, Seeing Trees: A History of Street Trees in New York City and Berlin, Yale University Press, 2019 |
| 2022 |
Honorable Mention: Stephen H. Whiteman, Where Dragon Veins Meet: The Kangxi Emperor and His Estate at Rehe, University of Washington Press, 2020 |
| 2021 |
C.J. Alvarez, Border Land, Border Water: A History of Construction on the US-Mexico Divide (University of Texas Press, 2019) |
| 2020 |
Wilhelmina F. Jashemski, Kathryn L. Gleason, Kim J. Hartswick, Amina-Aicha Malek, editors, Gardens of the Roman Empire (Cambridge University Press, 2018)
|
| 2019 |
Elizabeth Kryder-Reid, California Mission Landscapes: Race, Memory, and the Politics of Heritage (University of Minnesota Press, 2016) |
| 2019 |
Mark Laird, A Natural History of English Gardening (Yale University Press, 2015) |
| 2018 |
John Beardsley, Editor, Cultural Landscape Heritage in Sub-Saharan Africa (Dumbarton Oaks, 2016) |
| 2017 |
Elizabeth McKellar, Landscapes of London: The City, the Country, and the Suburbs, 1660–1840 (Yale University Press, 2013) |
| 2016 |
Vittoria Di Palma, Wasteland: A History (Yale University Press, 2014) |
| 2016 |
(Honorable Mention) Finola O’Kane, Ireland and the Picturesque: Design, Landscape Painting and Tourism 1700–1840 (Yale University Press, 2013) |
| 2015 |
David E. Coke and Alan Borg, Vauxhall Gardens: A History (New Haven and London: Yale University Press for The Paul Mellon Centre for Studies in British Art, 2011) |
| 2014 |
Louise A. Mozingo, Pastoral Capitalism: A History of Suburban Corporate Landscapes (MIT Press, 2011) |
| 2013 |
David H. Haney, When Modern Was Green: Life and work of landscape architect Leberecht Migge (Routledge, 2010) |
| 2012 |
Kathleen Wren Christian, Empire Without End: Antiquities Collections in Renaissance Rome, c. 1350-1527 (Yale University Press, 2010) |
| 2011 |
Anne Goldgar, Tulipmania: Money, Honor, and Knowledge in the Dutch Golden Age (University of Chicago Press, 2007) |
| 2010 |
Rafaella Fabiani Giannetto, Medici Gardens: from Making to Design University of Pennsylvania Press, 2008) |
| 2009 |
Ethan Carr, Mission 66: Modernism and the National Park Dilemma (University of Massachusetts Press, 2007) |
| 2009 |
(Honorable Mention) Steven Nelson, From Cameroon to Paris: Mousgoum Architecture In and Out of Africa (University of Chicago Press, 2007) |
| 2008 |
No award given this year |
| 2007 |
Elizabeth Hyde, Cultivated Power: Flowers, Culture, and Politics in the Reign of Louis XIV (University of Pennsylvania Press, 2005) |
| 2006 |
Dianne Harris, The Nature of Authority: Villa Culture, Landscape, and Representation in Eighteenth- Century Lombardy Pennsylvania State University Press, 2003) |