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Invasive Species
Tree of Heaven
Invasive plant species threaten many habitats including forests across Indiana. The introduced Asian tree-of-heaven (Ailanthus altissima) is one of these aggressive and troublesome invaders. View the resources available to help identify this invasive tree and how to contact a specialist if you encounter ailanthus wilt.
Invasive Plant Species
Want to help conserve nature in Dubois County? Concerned about invasive weeds harming our forests, farmland, and wildlife habitat? Then please join us for an information meeting about organizing a Cooperative Weed Management Area in Dubois County. Specialists will share about invasive species affecting the county and discuss priorities, objectives, and future directions in managing them.
Invasive Plant Species
Identifying and preventing the spread of invasive plant species in woodlands and other natural areas is crucial to maintaining healthy native habitats. Come and join Purdue Extension-Forestry and Natural Resources as our specialist provides tools to help identify and report invasive species.
Booklouse (Photo credit: David Shetler/Ohio State Univ.)
When I was growing up, there were some kids in our school who were known as bookworms. These kids always seemed to have their nose in a book. I enjoyed reading as a child, but I am sure no one would have thought of me as a bookworm. That is because when given the choice in those days I would be outside communing with nature rather than poring over the printed page.
Emerald ash borer
With the emerald ash borer now in season again, a Purdue Extension mobile app can assist homeowners and community leaders in identifying and treating infested trees.
Purdue University research shows that a small amount of nicotinoid pesticide substantially weakens termites' ability to fight off fungal diseases, a finding that could lead to more effective methods of pest control.
Black cutworm larvae can be a threat to newly emerged corn plants. Corn growers should scout their f
With temperatures warming and corn emerging in some parts of the state, Indiana farmers should start scouting for signs of black cutworm, says John Obermeyer, integrated pest management specialist at Purdue University.

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