Rob Griesbach
Accredited Judge
Name: Rob Griesbach
Status: Accredited, 1986
Profession: Ph.D. Plant Geneticist
Area(s) of interest: Phalaenopsis
Growing orchids since: 1969
Bio: Rob was hired by the U.S. Department of
Agriculture in 1981 to develop orchids for the mass-
market. This research contributed in making
Phalaenopsis the number one flowering potted-plant
in the world.  He has served as the Chair of AOS’s
Research Committee several times, as well as, AOS
Trustee. Rob was AOS President from 2002-2004.
Blc. Mary Ellen Carter 'Dixie Hummingbird ', HCC/AOS
National Capital Judging Center
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