Extension Publications — Dr. Bert Cregg, Associate Professor
Recent Extension Presentations and Publications
Stelzer, H. and B. Cregg. 2013. FAQ's for helping your tree survive during a drought. Extension Disaster Education Network (EDEN) 6 pp.
Cregg, B. and K. Frank. 2011. A Homeowner's guide to Imprelis herbicide injury in landscape trees.
Cregg, B. 2011. Going native with Michigan trees. The Michigan Landscape May/June pp. 31-34.
Cregg, B. 2011. Beyond blue spruce: Uncommon conifers for Michigan Landscapes. Meadowbrook Garden Club. Rochester, MI, March 24, 2011.
Cregg, B. 2011. Effect of organic mulches on soil properties, physiology, and growth of landscape shrubs. SE Oakland County Water Authority, Bingham farms, MI, March 8, 2011.
Cregg, B. 2011. Tree selection for urban communities: natives, exotics, and common sense. Global Re-Leaf of Michigan, Midland, MI, Feb. 23, 2011.
Schutzki, R. and B. Cregg. 2007 Abiotic plant disorders. A diagnostic guide to problem-solving. MSU Extension Bulletin E-2996. 16 pp.
Cregg, B. and R. Schutzki. 2006. Recommended ash alternatives for Michigan's Lower Peninusula. MSU Extension Bulletin E-2925. 12 pp.
Cregg, B.M., W. Klooster, R.T. Fernandez, and P. Nzokou. 2009. Container production for living Christmas trees. Great Lakes Christmas Tree Journal 4(1): 37-41.
Cregg, B.M. 2006. Pot-in-Pot Research at MSU: A growing partnership. The Michigan Landscape 49:49-52.
"Conifer Corner" articles from the Michigan Landscape magazine
Conifers by size class:
Conifers by form class
Conifers by species
Conifer species profiles from the Great Lakes Christmas Tree Journal
Cregg. B.M. 2004.The cold truth about winter injury. The Landsculptor. February 2004. p 34-3
2003.ABC's of tree nutrition: Part 1.The Landsculptor. August 2003. p. 23-25.
Cregg, B.M. 2003. ABC's of tree nutrition: Part 2.The Landsculptor. September 2003. p. 21-23.