Gary Johnson

Goldy the Gopher peaking out from behind a column.
Professor Emeritus
johns054@umn.edu
Curriculum Vitae (CV)
Education

 Sauk Valley College
Western Illinois University
University of New Hampshire
University of Maryland

Courses taught
Arboriculture: Selection and Maintenance of Trees
Urban Forest Management: Managing Greenspaces for People

Areas of Interest

Urban and community forestry, urban forest health, stress disorders (deicing salt damage), urbanized soils, diseases of trees and shrubs, risk assessment and management, tree preservation during construction activities, dysfunctional root systems (including stem girdling roots), and nursery tree production.

Teaching

Chair, Minnesota Shade Tree Short Course, 1992-2020
Director, Minnesota Tree Care Advocate program, 1992-2020

ESPM 4041W, 2000-2020
FNRM 3501, 1995-2020; 2022
FNRM 4501/5501, 1992-2020; 2022

Research

Tree Failure Due to Loading Events.
Stem Girdling Root Syndrome: Causes, Effects, Prevention, Treatment.
Effects of Construction Activities on Tree and Urban Forest Health: Early Detection, Prevention and Treatment.
Production of Nursery Grown Trees and Shrubs: Gravel Bed Systems, Pot-in-Pot Production, Producing Quality Root Systems.
Effects of Deep Planting on the Health and Condition of Trees.