Almost any tree species can be affected by powdery mildew, but the most common are maple, basswood, dogwood, lilac, magnolia, crabapple, catalpa, and oaks. Powdery mildew is rarely a tree killer ...

They confirmed Sawadaea bicornis, a type of fungi, was the culprit, and that the bigleaf maple was especially susceptible to it. Studies of the powdery mildew on oak trees in Europe found that ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Hardwood or deciduous trees can be harmed or killed by disease-causing ...

It creeps into the garden on humid summer nights, coating leaves with ghostly white: powdery mildew. From bee balm to phlox and lilacs to apple trees, hundreds of common garden plants can be ...

On languid summer days, a milky, sometimes splotchy film of dusty white or gray often creeps over the leaves of trees, shrubs and perennials. This is powdery mildew, one of the most common fungus ...

Dear Jessica: I believe my 25-year-old peonies have powdery mildew. The stems are white and ... including plants, trees, shrubs and grass. However, your method will help to eradicate pokeweed ...

and powdery mildew. Another common disease that can wreak havoc on your Japanese maple trees is Verticillium wilt. In general ...