University of Maryland Extension

Commercial Horticulture Experts

ENTOMOLOGY:

Stanton Gill
Extension Specialist, IPM for the Commercial Ornamental Horticulture Industry
Central Maryland Research and Education Center
410-868-9400
sgill@umd.edu

Paula Shrewsbury
Associate Professor & Extension Specialist, Ornamental & Turf, IPM
University of Maryland, College Park, MD
301-405-7664
pshrewsb@umd.edu

Mary Kay Malinoski
Home and Garden Information Center
Ellicott City, MD 21042
410-531-5556
mkmal@umd.edu

PLANT PATHOLOGY:

Karen Rane
Plant Pathologist, Director of Plant Diagnostic Lab
University of Maryland, College Park, MD
301-405-1611
rane@umd.edu

David Clement
Plant Pathologist
Home and Garden Information Center
Ellicott City, MD 21042
410-531-5556
clement@umd.edu

HORTICULTURE AND NUTRIENT MANAGEMENT:

Andrew Ristvey
Extension Specialist,  Horticulture
Wye Research and Education Center
Queenstown, MD
410-827-8056 ext. 113
ristvey@umd.edu

Ginny Rosenkranz
Extension Educator, Horticulture
Wicomico, Worcester and Somerset Counties
410-749-6141
rosnkrnz@umd.edu

Chuck Schuster
Extension Educator, Horticulture
Montgomery County
301-590-2807
cfs@umd.edu

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