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NSF Traineeship 1967-1969
Sigma Xi Grant-in-aid and Willowwood Foundation Grant for collection of plants in Europe, Summer 1970
Herb Society of America Scholarship 1971-1976
Faculty Excellence Award in Research, D.S.U., May 9, 1988
Helen DeConway Little Medal of Honor, Herb Society of America, June 29, 1990
Landscape Award, Kent County-1990, Delaware Association of Nurserymen, January 23, 1991
First Annual Otto Richter Memorial Lecture Award, International Herb Growers & Marketers Association, July 11, 1993
R. D. Morrison & F. E. Evans Outstanding Scientist Award, Association of Research Directors, October 4, 1994
Distinguished Research Award, NAFEO (National Association for Equal Opportunity in Higher Education),
Scientific Award, American Horticultural Society, May 30, 1996
Industry Achievement Award, Texas Herb Growers & Marketers Association, September 21, 1996
Professional Award, International Herb Association, July 12, 1997
Excellence in Research/Creative Activity, Delaware State University, May 14, 1998
Nancy Putnam Howard Award for Excellence in Horticulture, Herb Society of America, May 15, 1998
International Herb Association 2002 Book Award, July 2001
Gertrude B. Foster Award for Excellence in Herbal Literature, The Herb Society of America, June 2004
Second Place in Competitive Paper Presentation in Environmental and Natural Resources, Association of Extension Administrators/Association of Research Directors, July 22, New Orleans, LA, June 21, 2005.
Delaware Cooperative Extension Certificate of Achievement for Positively Outrageous Service, 2008 Annual Conference, October 7, 2008
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