Walnut Tree Thousand Cankers Disease

The spread of this tree diseases continues recently Thousand Cankers Disease was found in Eastern Tennessee.  According to the Tennessee Department of Agriculture,  “the risk represents an estimated value loss of $1.37 billion in black walnuts in Tennessee alone. There are an estimated 26 million black walnut trees on Tennessee public and private timberland potentially valued as high as $1.47 billion.”  This of course doesn’t take into consideration of the additional benefits that these trees are providing for us including cleaner air, stormwater reduction, cleaner water, carbon sequestration…

But this is significant news because Thousand Cankers Disease was originally found in Colorado and is currently in the following nine states Washington, Oregon, California, Neveda, Idaho, Utah, Arizonia, New Mexico, and Colorado.   All of these states, as showcased on the map, are outside of the native black walnut range.  Meaning that the impact of this could be millions of trees as there has been no cure for this disease.

Read more…