Oak Quercus Alba Actinopelte Leafspot (fungus – Actinopelte dryina): This disease is most severe on members of the red oak group but white oaks are also infected. The spots are small (2 to 5 mm in diameter), round and
Oak Quercus velutina Powdery Mildew (fungi – Microsphaera alni and Phyllactinia guttata): Powdery mildew occurs on all groups of oaks. Infected leaves have a faint indistinct spot on the upper leaf surface and a white to off-white powdery
Hemlock Tsuga sieboldii Woolly adelgid A fully grown adult of the hemlock woolly adelgid is only about the size of a period on this printed page. However, this insect is easily recognized during most of the year by the presence
Oak Red Oak Quercus rubr This stump came from “a Cut Above” Tree service. The man’s name was Josh he brought them up in a the wood chip truck. It was red. There were 18 of them in the back. He
Hemlock Tsuga canadensis Microstoma Microstoma, also known as downy and white leaf spot is a hemlock tree fungus causing varying sizes of yellow spots on the top of the pine needles. The undersides of the needles have white, powdery spots.