Learn why the various species below are considered "Tree Killers" by clicking on any of the links or photos.

Species and Other Names	Photos
Butternut Canker Sirococcus clavigignenti-juglandacearum
Chestnut Blight Cryphonectria parasitica
Dutch Elm Disease Ophiostoma ulmi Ceratocystis ulmi
White Pine Blister Rust Cronartium ribicola