Bert Cregg
Contact Me
Professor
Department of Horticulture
Phone:
517-353-0335
Email:
cregg@msu.edu
Degrees:
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
Related Work
Authored Articles
- Real Christmas tree options for small spaces, November 21, 2022
- Don’t be a grinch, begin a holiday tradition at your local choose and cut Christmas tree farm, November 18, 2022
- Real Christmas trees: Which one is right for you?, November 16, 2022
- Making your real Christmas tree last through the holidays, November 16, 2022
- Leaf scorch or oak wilt: What’s plaguing my tree?, September 26, 2022
- Fall color season is just around the corner, August 26, 2022
- Christmas trees 101: Irrigation management, August 16, 2022
- Landscape trees begin to show signs of summer stress, June 28, 2022
- Christmas trees 101: Nutrient management, May 18, 2022
- Christmas trees 101: Site selection and modifications, April 25, 2022
- Christmas trees 101: Soil test to optimize production, April 6, 2022
- Addressing ice storm damage to trees, February 24, 2022
- Is there a Christmas tree shortage this year?, November 18, 2021
- Cones and acorns appear in copious quantities this fall, October 4, 2021
- Help me save my blue spruce, May 27, 2021
- Why is my Christmas tree beginning to grow?, December 10, 2020
- Tips for success with your first real Christmas tree, November 20, 2020
- Christmas trees are naturally social distanced, November 13, 2020
- Living Christmas trees: Another real tree option, November 12, 2020
- Worried about oak wilt?, April 6, 2020
- PhD student researches unconventional water sources for nursery crop irrigation, December 18, 2019
- Winter injury update to Michigan trees and shrubs, December 5, 2019
- What is spruce decline and what should you do about it?, June 28, 2019
- Tree, turf and ornamental plant update — May 11, 2018, May 11, 2018
- Christmas trees for connoisseurs: Try an exotic species this year, November 22, 2017
- Introducing Michigan’s fall color lineup, October 2, 2017
- What’s going on with fall color in Michigan?, September 22, 2017
- Christmas tree, turf and ornamental plant update – May 19, 2017, May 19, 2017
- Don’t panic over frost damage to trees and shrubs, May 15, 2017
- Conifer problems that aren’t problems, May 5, 2017
- My backyard is under water—should I be worried about my trees?, April 6, 2017
- Cleaning up damaged trees after a windstorm, March 10, 2017
- Conifer genetics and tree improvement webinar series, January 11, 2017
- Look before you plant landscape trees, May 3, 2016
- Knowing soil nutrient status is first step in developing fertilizer program, January 14, 2016
- What can I plant to replace my storm-damaged tree?, August 13, 2015
- Which storm-damaged trees can be saved?, August 3, 2015
- What are lichens and what are they doing on my tree?, May 1, 2015
- Winter injury or boxwood blight?, May 1, 2015
- Springtime means time to stop pruning oaks, May 1, 2015
- Winter tests limits of plant cold hardiness, March 5, 2015
- New tip sheets on smart tree selections for communities and landowners, July 2, 2014
- Why are trees and shrubs so slow to leaf out this spring?, May 29, 2014
- Deer and rabbits and mice, oh my!, May 9, 2014
- Dealing with storm-damaged trees, November 18, 2013
- Fall color update in Michigan for 2013, September 18, 2013
- Growing edible pine nuts in Michigan, September 5, 2013
- Spruce trees produce a bumper crop of cones, September 5, 2013
- Imprelis update for late summer 2013, August 22, 2013
- Moisture stress and lack of nutrients contribute to maple color issues, August 22, 2013
- “Burning” of oak leaves associated with trunk injection, June 27, 2013
- Unsightly slime mold sighting on landscape mulch, June 20, 2013
- Severe chlorosis in pin oaks, June 13, 2013
- 2012 drought effects linger in trees and shrubs, June 6, 2013
- Imprelis update for spring 2013, June 6, 2013
- Saving trees damaged by storms, May 30, 2013
- Update on winter injury to landscape trees for 2012-13, May 15, 2013
- 2013 Likely to be a big year for cones in Fraser fir plantations, May 9, 2013
- Pollen cones may be plentiful on conifers in 2013, May 9, 2013
- Mulching landscape beds FAQs, May 2, 2013
- Trees and flooding FAQs, April 25, 2013
- It’s raining, it’s pouring, and it’s a good time for a landscape site assessment, April 12, 2013
- Protecting trees and shrubs from frost damage, April 11, 2013
- Fall 2012 color outlook for landscape plants and trees, September 5, 2012
- Alternative conifers for Michigan landscapes, September 5, 2012
- Shade trees and conifers showing effects of tough summer, September 5, 2012
- Tree damage from Imprelis: One year later, June 19, 2012
- The do’s and don’ts of irrigating landscape plants, June 15, 2012
- Landscape trees and shrubs trying to make a comeback from late frost damage, May 25, 2012
- Maple seeds dropping in soon, May 11, 2012
- Late frost injury on nursery and landscape plants, May 4, 2012
- Landscape tree and shrub fertilization guide now available, April 20, 2012
- Mild winter weather provides “good news/bad news” scenario for landscape plants, March 5, 2012
- What’s new with Imprelis?, February 3, 2012
- USDA releases new hardiness zone map, January 30, 2012
- Act now to manage snow damage on arborvitaes, December 21, 2011
- MSU's Bert Cregg: Real Christmas trees are good for Michigan's environment and economy, November 29, 2011
- Fall predictions for landscape trees, September 19, 2011
- Eastern filbert blight on Turkish filbert, August 5, 2011
- Two more spruce problems that are not herbicide related, July 29, 2011
- Toxic mulch: When wood chips go bad, July 15, 2011
- Documenting suspected Imprelis injury, June 30, 2011
- What to do with Imprelis-affected trees, June 24, 2011
- Understanding tree reversions, June 17, 2011
- Getting the most from landscape herbicides, June 17, 2011
- Sizing up winter injury, April 28, 2011
- Cocoa mulch and dogs, March 21, 2011
- Mulch: Just do it!, March 21, 2011
- Going native with Michigan trees, March 14, 2011
- Reducing damage caused by tree roots, March 14, 2011
- Reducing damage caused by tree roots, March 14, 2011
- The value of green infrastructure for urban climate adaptation, March 11, 2011
- Don't give up on drought-stressed trees, September 10, 2010
- Thinking of ash alternatives? Don’t forget about elms, May 29, 2009
- Selection of salt tolerant trees, May 19, 2006
Articles Featuring
- Making your real Christmas tree last through the holidays, November 26, 2022
- Biomass allocation and nutrient use efficiency in response to water stress: insight from experimental manipulation of balsam fir, concolor fir and white pine transplants, November 16, 2021
- Reducing pesticide transport in surface and subsurface irrigation return flow in specialty crop production, August 24, 2021
- Species and season affect response of container-grown shade trees to pre-plant root modifications, May 18, 2021
- How 'Horticultural feminism' could alleviate allergies, May 14, 2021
- Irrigation return flow and nutrient movement mitigation by irrigation method for container plant production, March 29, 2021
- MSU Horticulture Faculty Members in Top 2 Percent, January 7, 2021
- MSU Horticulture faculty members ranked in top 2% of their field, January 6, 2021
- Don’t stress about what kind of Christmas tree to buy, but reuse artificial trees and compost natural ones, December 23, 2020
- Fresh tree, fresh cut, fresh water - how to get the most from your real Michigan Christmas tree, December 4, 2020
- The science of the season, December 4, 2020
- “Fresh tree, fresh cut, fresh water” – how to get the most from your real Michigan Christmas tree, November 20, 2020
- Fall colors are peaking in Northeast Michigan, October 15, 2020
- What Can Tree Growth Regulators Do for You?, October 6, 2020
- Farmers Enduring Drought, July 21, 2020
- Gardening: Dealing with the July drought, July 16, 2020
- 3 eco-friendly Christmas tree disposal tips, December 30, 2019
- Why are evergreen trees green all year?, December 28, 2019
- Ask Dr. Universe: Evergreen, December 24, 2019
- Needling question: Can science create a perfect Christmas tree?, December 19, 2019
- Ho, Ho, Horticulture: Is Your Fake Christmas Tree Environmentally Friendly?, December 12, 2019
- All of the Unexpected Things to Know (and Avoid) Before Buying a Christmas Tree, November 25, 2019
- A Look Into Fall Foliage, October 16, 2019
- Why are my pine trees turning brown?, June 2, 2019
- The Science of Growing a Perfect Christmas Tree, December 10, 2018
- Real vs. Artifical Christmas Trees: Which Is the Greener Choice?, November 26, 2018
- Reducing water use in ornamental plant production earns top distinction, January 11, 2018
- Project GREEEN helping Christmas tree industry thrive, September 22, 2017
- A changing climate: Selecting trees that flourish in urban settings, February 14, 2017
- New study guides poultry farmers on choosing eggs-actly the right hen housing system, April 2, 2015
- MSU researchers receive $7.7 million in specialty crop grants from USDA, October 3, 2014
- Herbicide could be turning evergreens brown, says AgBioResearch scientist, July 23, 2011
- AgBioResearch scientist cultivates improved sustainability practices for tree growers, December 30, 2010
Authored Documents
- Alternative conifers for Michigan landscapes, July 11, 2012