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Professor of Horticulture and Forestry, Michigan State University

Dr. Bert Cregg conducts research and extension programs on tree physiology and management of nursery, landscape, and Christmas tree systems.

Key research and extension program areas include:

-- Urban tree selection in a changing climate
-- Culture and genetics of Christmas tree production
-- Water and nutrient management of shade trees and conifers in Pot-in-Pot production
-- Promotion of increased tree species diversity in urban and community forests
-- Ornamental conifers

PhD in Forest Resources, University of Georgia, 1990
MPA in Public Administration, University of Nebraska, 1995
M.S. in Forest Science, Oklahoma State University, 1986
B.S. in Forest Management, Washington State University, 1983
A.S. in Forestry, Centralia College, 1980


  • –present
    Associate Professor of Horticulture, Michigan State University