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Dr. Mercy A. Olmstead

Office:2135 Fifield Hall
For more information, visit Dr. Olmstead's website. 

Assistant Professor

Areas of Research

  • Optimization of stone fruit production practices
  • Nitrogen management of subtropical peaches
  • Crop load management in Florida hybrid bunch grapes
  • Genetics of RKN resistance in Flordaguard Rootstock

Educational Background

  • Ph.D., Horticulture, Michigan State University (2004)
  • M.S., Horticulture, Washington State University (2000)
  • B.S., Horticulture, Michigan State University (1998)

Teaching Responsibilities

Extension Programs

  • Maintain active relationship with county and regional extension agents regarding important production issues in stone fruit and wine grapes.
  • Disseminate information relative to stone fruit production in Florida via extension publications (EDIS)
  • Present relevant research and production information at field days and commodity meetings
  • Author and maintain the UF Stone Fruit Extension Website

Work and International Experiences

  • Stone Fruit Extension Specialist and Assistant Professor, University of Florida (2009 – present)
  • Viticulture Extension Specialist and Assistant Professor, Washington State University (2005-2009)
  • Director, Viticulture and Enology Certificate Program, Washington State University (2006 – 2009)
  • Viticulture Extension Specialist, Washington State University Cooperative Extension (2004 – 2005)
  • Graduate Research Assistant, Michigan State University (2000-2004)
  • Agricultural Research Technician I, USDA-ARS, Prosser, WA (2000)

Honors and Awards

  • Fruit Publication Award, American Society for Horticultural Science, Scottsdale, AZ (2007)
  • Best Student Poster in Symposium, International Horticultural Congress XXVI, Toronto, Canada (2002)

Program Personnel 

  • Matt Ross, Biological Scientist
  • Mary Ann Maquilan, Ph.D. Student
  • Zilfina Rubio-Ames, M.S. Student

Selected Publications 

  • Olmstead, M.A., T.W. Miller, C.S. Bolton, and C.A. Miles.  2012.  Weed Control in a Newly Established Organic Vineyard.  HortTechnology.  22:757-765. 
  • Wegrzyn J.L., D. Main, B. Figueroa, M. Choi, J. Yu, D.B. Neale, S. Jung, M. Stanton, P. Zheng, S. Ficklin, I. Cho, C. Peace, K. Evans, G. Volk, N. Oraguzie, C. Chen, F.G. Gmitter, Jr., M. Olmstead, and A.G. Abbott.  2012.  Uniform Standards for Genome Databases in Forest and Fruit Trees. Tree Genetics and Genomes.  8(3):549-557
  • Olmstead, M.A., J. Chaparro, P. Andersen, J. Williamson, and J. Ferguson.  2012.  Florida Peach and Nectarine Varieties.  In review.
  • Olmstead, M.A., J. Chaparro, and J. Ferguson.  2012.  Rootstocks for Florida Stone Fruit. <>.
  • Andersen, P.C., J.G. Williamson, and M.A. Olmstead.  2012.  Sustainability Assessment of Fruit and Nut Crops in North Florida and North Central Florida.  <>.
  • Olmstead, M.A.,N.S. Lang and G. Lang.  Carbohydrate Profiles in the Graft Union of Young Sweet Cherry Trees Grown on Dwarfing and Vigorous Rootstocks.  (2010) Scientia Horticulturae. 124(1):78-82.
  • Olmstead, M.A., J. Williamson, J. Chaparro, and T. Crocker.  2011.  Alternative Opportunities for Small Farms: Peach and Nectarine Production Review. <>.