Nikki Rothwell
rothwel3@msu.edu
Telephone: 231-946-1510
MSU Extension
District Integrated Pest Management and Horticultural Educator, Northwest Michigan Horticultural Research Center Coordinator
6686 S. Center HighwayTraverse City, MI 49684
Food and Animal Systems
Environmental quality
Northwest Michigan Horticulture Research Center 6686 S. Center HighwayTraverse City, MI 49684
Coverage Area
Alcona County, Alger County, Alpena County, Antrim County, Arenac County, Baraga County, Benzie County, Charlevoix County, Cheboygan County, Chippewa County, Crawford County, Delta County, Dickinson County, Emmet County, Gogebic County, Grand Traverse County, Houghton County, Iosco County, Iron County, Kalkaska County, Keweenaw County, Leelanau County, Luce County, Mackinac County, Manistee County, Marquette County, Menominee County, Montmorency County, Ogemaw County, Ontonagon County, Oscoda County, Otsego County, Presque Isle County, Roscommon County, Schoolcraft County, Wexford County
Nikki joined the staff of the Northwest Michigan Horticultural Research Center (NWMHRC) in September of 2004 as the District IPM (Integrated Pest Management) Agent for Fruit. She was named coordinator in 2010 and District Extension Horticulture Educator. This position holds a split appointment with Michigan Agricultural Research Station (45%) and Michigan State University Extension (55%). Responsibilities for the station coordinator include providing overall leadership for the operation of the NWMHRC, conducting independent and collaborative research with researchers to provide direction, research, and research coordination for the NWMHRC.
In the District Extension Horticultural Educator role, Nikki provides leadership and coordination in planning, developing, implementing, and evaluating extension educational program and activities in order to maintain the flow of current research-based technical and management information to the fruit industry. She also helps to improve the skills of growers and agribusiness persons in application of research results to their particular production or marketing situation. Lastly, she works with the Northern Michigan fruit industry to provide horticultural leadership with extension directions and agricultural educators in the North and Upper Peninsula regions.
Tags: msu extension
Authored Articles
- Northwest Michigan apple maturity report – Oct. 16, 2019, October 17, 2019
- Northwest Michigan apple maturity report – Oct. 9, 2019, October 9, 2019
- Northwest Michigan apple maturity report – Oct. 2, 2019, October 2, 2019
- Northwest Michigan apple maturity report – Sept. 25, 2019, September 25, 2019
- Northwest Michigan apple maturity report – Sept. 18, 2019, September 18, 2019
- Northwest Michigan apple maturity report – Sept. 11, 2019, September 11, 2019
- Northwest Michigan apple maturity report – Sept. 4, 2019, September 4, 2019
- Northwest Michigan fruit update – Aug. 13, 2019, August 13, 2019
- Northwest Michigan fruit update – July 30, 2019, July 30, 2019
- Northwest Michigan fruit update – July 23, 2019, July 23, 2019
- Northwest Michigan fruit update – July 16, 2019, July 16, 2019
- Northwest Michigan fruit update – July 9, 2019, July 9, 2019
- Northwest Michigan fruit update – July 2, 2019, July 3, 2019
- Northwest Michigan fruit update – June 25, 2019, June 25, 2019
- Northwest Michigan fruit report – June 18, 2019, June 18, 2019
- Northwest Michigan fruit update – June 11, 2019, June 11, 2019
- Intensive Fire Blight Fruit School is June 17 at the Northwest Michigan Horticultural Research Center, June 4, 2019
- Northwest Michigan fruit update – June 4, 2019, June 4, 2019
- Tart cherry fruit removal and diversion credits impacts on crop insurance, May 28, 2019
- Northwest Michigan fruit update – May 28, 2019, May 28, 2019
- Low spray programs for tart cherry, May 28, 2019
- Northwest Michigan fruit update – May 21, 2019, May 21, 2019
- Northwest Michigan fruit update – May 14, 2019, May 14, 2019
- Northwest Michigan fruit update – May 7, 2019, May 7, 2019
- Michigan Tree Fruit Industry set to Improve global position, May 1, 2019
- Northwest Michigan fruit update – April 30, 2019, April 30, 2019
- Northwest Michigan fruit report – April 23, 2019, April 23, 2019
- ReTain trial in Balaton tart cherry and Regina sweet cherry, April 23, 2019
- Northwest Michigan fruit update – April 16, 2019, April 16, 2019
- Registration for orchard floor management workshop closes April 5, April 1, 2019
- Support Armillaria research by taking brief survey, October 24, 2018
- 2019 Northwest Michigan Orchard and Vineyard Show set for Jan. 15-16, October 22, 2018
- Northwest Michigan apple maturity report – Oct. 10, 2018, October 10, 2018
- Northwest Michigan apple maturity report – Oct. 3, 2018, October 3, 2018
- Cultural management strategies to reduce orchard suitability for spotted wing Drosophila, September 28, 2018
- Northwest Michigan apple maturity report – Sept. 26, 2018, September 26, 2018
- Northwest Michigan apple maturity report – Sept. 19, 2018, September 19, 2018
- Northwest Michigan apple maturity report – Sept. 12, 2018, September 12, 2018
- Northwest Michigan apple maturity report – Sept. 5, 2018, September 5, 2018
- Northwest Michigan fruit update – Aug. 21, 2018, August 21, 2018
- Northwest Michigan fruit update – August 7, 2017, August 7, 2018
- Northwest Michigan fruit update – August 7, August 7, 2018
- Northwest Michigan Horticulture Research Center annual open house set for Aug. 23, July 26, 2018
- Northwest Michigan fruit update - July 17, 2018, July 17, 2018
- Spotted wing Drosophila update for cherry growers – July 13, 2018, July 13, 2018
- Northwest Michigan fruit update - July 10, 2018, July 10, 2018
- Northwest Michigan fruit update - July 3, 2018, July 3, 2018
- Northwest Michigan fruit update – June 26, 2018, June 26, 2018
- Northwest Michigan fruit update – June 19, 2018, June 19, 2018
- Northwest Michigan fruit update – June 12, 2018, June 12, 2018
- Northwest Michigan fruit update – June 5, 2018, June 5, 2018
- Northwest Michigan fruit update – May 22, 2018, May 22, 2018
- How to manage brine cherries that will not be harvested in 2018, May 11, 2018
- Northwest Michigan fruit update – May 8, 2018, May 8, 2018
- Northwest Michigan apple maturity report — Sept. 27, 2017, September 27, 2017
- Northwest Michigan apple maturity report – Sept. 20, 2017, September 20, 2017
- Northwest Michigan apple maturity report — Sept. 13, 2017, September 13, 2017
- Northwest Michigan fruit update – Aug. 8, 2017, August 8, 2017
- Managing spotted wing Drosophila in cherries at harvest time, July 12, 2017
- Northwest Michigan fruit update – July 11, 2017, July 11, 2017
- Potential for spotted wing Drosophila infestation in dropped cherries, June 29, 2017
- Northwest Michigan fruit update – June 20, 2017, June 20, 2017
- Northwest Michigan fruit update – June 6, 2017, June 6, 2017
- Widespread detections of San Jose scale in northwest Michigan tree fruit, May 23, 2017
- Northwest Michigan fruit update – May 2, 2017, May 2, 2017
- Northwest Michigan apple maturity report – September 28, 2016, September 28, 2016
- Northwest Michigan apple maturity report – September 14, 2016, September 14, 2016
- Northwest Michigan fruit regional report – July 26, 2016, July 26, 2016
- Navigating diversion, crop insurance and NAP decisions for damaged tart cherries, July 25, 2016
- How to manage unharvested or diverted cherries, July 25, 2016
- Considerations for hail-damaged cherries after storms, July 12, 2016
- Northwest Michigan fruit regional report – July 5, 2016, July 5, 2016
- Ethephon on cherries, June 28, 2016
- Monitoring for spotted wing Drosophila larvae in cherries before entering processing facility, June 28, 2016
- Northwest Michigan fruit regional report – June 7, 2016, June 7, 2016
- Using gibberellic acid to manage crop load in cherries, May 31, 2016
- Apogee application time in apples, May 24, 2016
- Northwest Michigan fruit regional report – May 24, 2016, May 24, 2016
- Clarifications about using the insecticide Belt, May 16, 2016
- ReTain use to increase sweet cherry yields, May 3, 2016
- Northwest Michigan fruit regional report – April 26, 2016, April 26, 2016
- Northwest Michigan apple maturity report – September 30, 2015, September 30, 2015
- Northwest Michigan fruit regional report – August 18, 2015, August 18, 2015
- Northwest Michigan fruit regional report – August 4, 2015, August 4, 2015
- Northwest Michigan fruit regional report – July 28, 2015, July 28, 2015
- Northwest Michigan fruit regional report – July 14, 2015, July 14, 2015
- Northwest Michigan fruit regional report – June 30, 2015, June 30, 2015
- Northwest Michigan fruit regional report – June 16, 2015, June 16, 2015
- Northwest Michigan fruit regional report – June 2, 2015, June 2, 2015
- Northwest Michigan fruit regional report – May 19, 2015, May 19, 2015
- Chlorothalonil use for pre-shuck split cherry leaf spot control, May 15, 2015
- Northwest Michigan fruit regional report – May 5, 2015, May 5, 2015
- European brown rot control in tart cherries for 2015, May 5, 2015
- Northwest Michigan Fruit Regional Report - April 21, 2015, April 21, 2015
- Friendly reminder for growers to fill out the spotted wing Drosophila survey, November 12, 2014
- Spotted wing Drosophila monitoring effort evaluation for 2014, October 21, 2014
- Northwest Michigan apple maturity report – October 8, 2014, October 8, 2014
- Northwest Michigan apple maturity report – September 24, 2014, September 24, 2014
- Northwest Michigan apple maturity report – September 10, 2014, September 10, 2014
- Northwest Michigan Horticulture Research Center annual open house held September 4, 2014, August 19, 2014
- Northwest Michigan fruit regional report – July 22, 2014, July 22, 2014
- Northwest Michigan fruit regional report – July 15, 2014, July 15, 2014
- Managing two-spotted spider mites in cherries, July 8, 2014
- Northwest Michigan fruit regional report – June 17, 2014, June 17, 2014
- Print out special 24 (c) label for using Bravo WeatherStik past shucksplit, June 13, 2014
- Applying multiple Apogee applications in apples, June 10, 2014
- Gibberellic acid applications in cherries, June 9, 2014
- Northwest Michigan fruit regional report – May 13, 2014, May 13, 2014
- Northwest Michigan fruit regional report – May 6, 2014, May 6, 2014
- Cherry leaf spot: Balancing the need to prevent early infections with bee safety, April 29, 2014
- Northwest Michigan fruit regional report – April 1, 2014, April 1, 2014
- Sweet cherry pruning and apple precision orchard management workshop, March 31, 2014
- MSU pollination project expands to investigate an alternative pollinator, March 31, 2014
- 2014 Cider Conference highlights new and growing industry, February 11, 2014
- Northwest Michigan Horticultural Research Foundation supports young growers to attend conference, January 29, 2014
- 2014 statewide trapping system crucial for spotted wing Drosophila and brown marmorated stink bug, January 14, 2014
- Michigan’s tree fruit industries propose establishing a new Tree Fruit Commission, November 27, 2013
- Northwest Michigan apple maturity report – October 9, 2013, October 9, 2013
- Spotted wing Drosophila monitoring report survey, October 2, 2013
- Northwest Michigan apple maturity report – September 25, 2013, September 25, 2013
- Northwest Michigan apple maturity report – September 11, 2013, September 11, 2013
- Fall foliar nitrogen applications to cherries should be applied now, August 27, 2013
- Michigan spotted wing Drosophila report for Aug. 27, 2013, August 27, 2013
- Michigan spotted wing Drosophila report for Aug. 13, 2013, August 13, 2013
- Northwest Michigan fruit regional report – Aug. 13, 2013, August 13, 2013
- Northwest Michigan fruit regional report – August 6, 2013, August 6, 2013
- Michigan spotted wing Drosophila report for August 6, 2013, August 6, 2013
- Michigan spotted wing Drosophila report for July 23, 2013, July 23, 2013
- Northwest Michigan fruit regional report – July 23, 2013, July 23, 2013
- Northwest Michigan fruit regional report – July 16, 2013, July 16, 2013
- Imidacloprid labels need to be read closely prior to application, July 12, 2013
- Michigan spotted wing Drosophila report for July 9, 2013, July 9, 2013
- Northwest Michigan fruit regional report – June 25, 2013, June 25, 2013
- Michigan spotted wing Drosophila report for June 25, 2013, June 25, 2013
- Scout now for sporulating American brown rot fungus in sweet cherry orchards, June 21, 2013
- Northwest Michigan fruit regional report – June 18, 2013, June 18, 2013
- Codling moths: Thinking about Enviro-weather model and hot and cold temperatures, June 11, 2013
- Northwest Michigan fruit regional report – June 11, 2013, June 11, 2013
- Northwest Michigan fruit regional report – June 4, 2013, June 4, 2013
- Where can growers find the special 24 (c) label for using Bravo WeatherStik past shucksplit?, May 31, 2013
- Northwest Michigan fruit regional report – May 28, 2013, May 28, 2013
- Northwest Michigan fruit regional report – May 21, 2013, May 21, 2013
- Post-shucksplit applications of Bravo WeatherStik for cherry leaf spot control, May 14, 2013
- Northwest Michigan fruit regional report – May 14, 2013, May 14, 2013
- Northwest Michigan fruit regional report – April 30, 2013, April 30, 2013
- Northwest Michigan fruit growers: Follow the Northwest Station on Twitter, April 23, 2013
- Northwest Michigan fruit regional report – April 23, 2013, April 23, 2013
- Tree Fruit IPM Kick-Off on April 22 in Northwest Michigan, April 16, 2013
- Northwest Michigan fruit regional report- April 16, 2013, April 16, 2013
- An overview of fungicide pre-mixes for tree fruits, April 16, 2013
- Northwest Michigan fruit regional report – April 2, 2013, April 2, 2013
- Hard cider and perry industry growing across the United States, February 11, 2013
- 2013 Northwest Orchard and Vineyard Show held Jan. 21-22 in Acme, Mich., January 16, 2013
- Polish researcher to attend annual Northwest Orchard and Vineyard Show, Jan. 21-22, 2013, December 27, 2012
- Fall foliar nitrogen applications should be applied now in cherries, September 19, 2012
- Michigan apple harvest reports – September 19, 2012, September 19, 2012
- Plum nursery mites and firing observed in tart cherry, August 31, 2012
- Check for spotted wing Drosophila larvae in cherries, July 24, 2012
- Post-harvest cherry leaf spot applications, July 18, 2012
- Yellowing leaves and leaf loss reported in tart cherries, June 18, 2012
- Cherry leaf spot symptoms already observed in low crop orchards, May 22, 2012
- How to minimize costs in frost-damaged cherry orchards, May 7, 2012
- Tart cherries receive 24 (c) for use of Bravo Weather Stik (chlorothalonil) beyond shuck split, April 19, 2012
- Important next steps for growers with damaged trees in northwest Michigan, March 15, 2012
- Moving toward high density apple systems: Pruning and training demonstration on March 20, March 8, 2012
- The North American Tart Cherry Conference is March 6 in Grand Rapids, Mich., February 16, 2012
- Obliquebanded leafroller in cherry, July 8, 2011
- Ethephon on cherries in a dry season, July 6, 2011
- Cherry leaf spot observed on June 1, June 3, 2011
- How to identify a brown marmorated stink bug, May 26, 2011
- Northwest Lower Michigan fruit uptdate, May 10, 2011
- Northwest Lower Michigan fruit update, May 3, 2011
- Preventing obliquebanded leafroller infestation in cherry, April 26, 2011
- Northwest Michigan fruit report, April 26, 2011
- Winter cleaning of horn-faced bee tubes, February 15, 2011
- Position filled at Northwest Station, September 18, 2010
- Powdery mildew control in tart cherries, May 11, 2010
- Northwest Michigan 2009 summary, September 22, 2009
- USDA estimates for 2009 cherry crop, June 23, 2009
- Winter injury in sweet cherry in northwest Michigan, 2008, May 20, 2008
- Time for San Jose scale, August 21, 2007
- What to do if you have Ethrel damage?, August 7, 2007
- Post harvest sprays for cherry leaf spot, July 24, 2007
- Pre-harvest disease control in cherry, June 20, 2006
- A new pollinator in town, April 11, 2006
Articles Featuring
- From Apples to Popcorn, Climate Change Is Altering the Foods America Grows, April 30, 2019
- Dates on a tandem bike inspired this Northern Michigan upscale cidery, August 16, 2018
- Researcher Q&A: Nikki Rothwell, November 7, 2016
- Spotted wing drosophila proves formidable fruit foe, November 7, 2016
- Ginger Zee of ABC News visited Traverse City to talk cherries, hops with MSU researchers, August 23, 2016