June 2020
Forest tent caterpillar outlook for 2020
What is the outlook for forest tent caterpillar in 2020?
Preventing forest invasives based on how people play
Preventing terrestrial invasive species looks different in every state forest.
More about how invasive species prevention differs in each state forest.
U of M Extension answers questions about invasive giant hornets
What you need to know about invasive giant hornets
Frost damage to oaks
Did your oak's leaves turn brown and fall off when they were really tiny this May?
Beware pruning off dead branches
Properly pruning dead branches is easier said than done.
Growing pains: how to recognize and treat transplant shock
Learn why trees develop transplant shock and what you can do about it
How to report large and healthy American elms
You can report large, healthy, resistant American elms. One day they may help protect wet forests threatened by emerald ash borer.
Pine bark adelgid
Does it look like your white pine tree has a myterious coat of white paint? It could be due to a heavy infestation of a very small insect.
Archived issues
Browse back issues of Forest Insect and Disease Newsletter from 2019 to present.