Juanita Easton, President of Loudon County's Humane Society, sent us this t(r)icky question: "I have been seeing posts on Facebook saying that a diluted mixture of tree oil is a good repellent for ...

Juanita Easton, President of Loudon County's Humane Society, sent us this t(r)icky question: "I have been seeing posts on Facebook saying that a diluted mixture of tree oil is a good repellent for ...

Common tree pests fall into three main categories: defoliators such as tent caterpillars that eat leaves, borers like emerald ash borer that attack the wood of the tree, and sap suckers like scale ...