In this episode, Don and John go over some common fungal diseases, like powdery mildew, and other blights that can strike your garden early in the season.

Origins: "If you were a tree, what kind of tree would you be?" is a question often used in spoofs of the Barbara Walters style of fluff celebrity interviews.* Thanks to Chase Visa, we finally ...

Because the most common cause of this yellowing is iron deficiency, the disorder is called iron chlorosis (pronounced klor-OH-sis). It happens when trees can’t absorb enough iron from the soil to meet ...