The following announcement was released by the Department of Forest Resources, University of Minnesota:
'Carl Mohn, a long-time faculty member in the Department of Forest Resources, passed away on August 8, 2019. Carl was a professor at the University of Minnesota from 1970 to 1997, teaching dendrology and forest genetics, advising numerous graduate students and researching forestry genetics focusing on forest tree improvement through selection and breeding. In doing so, he was a key contributor and cooperator in Lake States and Canadian tree improvement efforts especially for the major coniferous tree species, cottonwoods, aspen and hybrid poplar and hybrid aspen tree improvement. Carl was also instrumental in establishing the Minnesota Tree Improvement Cooperative and in bringing the Aspen/Larch Genetics program to the University of Minnesota. The Department of Forest Resources expresses our heartfelt condolences to Carl’s family.'
The Poplar and Willow Council of Canada/Conseil canadien des peupliers et des saules also offers its sincere condolences to the family. Carl leaves behind his wife Carolyn Ann Mohn, as well as 3 children, 8 grand-children, 3 great-grand-children and his sister. His pioneering work in tree breeding in the Lake States is continued in the work of the students he mentored.