![Oak wilt. Photo by C.E. Seliskar, Bugwood.org](/sites/extension.umd.edu/files/styles/optimized/public/2021-02/Oak%20wilt%20C.E.%20Seliskar%2C%20Bugwood.jpg?itok=Pd8wjsnS)
Oak wilt (Photo by C.E. Seliskar, Bugwood.org)
Threats by Species (Common Name - Alphabetical Order)
![Chestnut blight](/sites/extension.umd.edu/files/styles/optimized/public/2021-02/Chestnut_Blight.jpg?itok=sJBoJWev)
![Dogwood Anthracnose](/sites/extension.umd.edu/files/styles/optimized/public/2021-02/Dogwoood_Anthracnose_USFS.jpg?itok=lt2byvqW)
Dogwood Anthracnose
University of Maryland Extension Home & Garden Information Center
![Dutch Elm Disease](/sites/extension.umd.edu/files/styles/optimized/public/2021-02/Dutch_Elm_Disease_USFS.jpg?itok=osFvSmue)
Dutch Elm Disease
![Oak wilt. Photo by C.E. Seliskar, Bugwood.org](/sites/extension.umd.edu/files/styles/optimized/public/2021-02/Oak%20wilt%20C.E.%20Seliskar%2C%20Bugwood.jpg?itok=Pd8wjsnS)
![Sudden Oak Death](/sites/extension.umd.edu/files/styles/optimized/public/2021-02/Sudden_Oak_Death.jpg?itok=Y2zQZB2t)
![Walnut Twig Beetle: causes Thousand Cankers Disease](/sites/extension.umd.edu/files/styles/optimized/public/2021-02/Thousand_cankers_AGNR.jpg?itok=Fg-lquRc)
Oak wilt (Photo by C.E. Seliskar, Bugwood.org)
University of Maryland Extension Home & Garden Information Center