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Ambrosia Beetles
(Scolytinae: Xyleborini)
Anthracnose (Ash)
(Discula fraxinus)
Anthracnose (Elm)
(Stegophora ulmea)
Anthracnose (Oak)
(Discula quercina)
Anthracnose (Sycamore)
(Discula platani)
Bagworm
(Thyridopteryx ephemeraeformis)
Black Twig Borer
(Xylosandrus compactus)
Botryosphaeria Canker
(Botryosphaeria spp)
Botryosphaeria Canker (Juniper)
(Botryosphaeria stevensii)
Buck Moth
(Hemileuca maia)
Catalpa Sphinx
(Ceratomia catalpae)
Cedar Hawthorn Rust
(Gymnosporangium juniperi-virginiana)
Chalcid Wasp
(Eurytomida spp)
Dothistroma Needle Blight
(Dothistroma spp)
Drought
Dutch Elm Disease
(Ophiostoma novo ulmi)
Elm Leaf Beetle
(Pyrrhalta luteola)
Elm Spanworm
(Ennomos subsignarius)
Emerald Ash Borer
(Agrilus plannipennis)
Endothia Canker
(Endothia gyrosa)
Entomosporium Leaf Spot
(Entomosporium spp)
Euonymus Scale
(Unaspis euonymii)
Fall Webworm
(Hyphantria cunea)
Fireblight
(Erwinia amylovora)
Forest Tent Caterpillar
(Malacosoma disstria)
Greenstriped Mapleworm
(Dryocampa rubicunda)
Herbicide Damage
Improper Planting
Improper Pruning
Japanese Beetle
(Popillia japonica)
Larger Elm Leaf Beetle
(Monocesta coryli)
Leaf Scorch
Leaf Spots (Maple-Sycamore)
(Rhytisma acerinum)
Leaf Spots (Oak)
(Tubakia quercina)
Lecanium Scale
(Coccus hesperidium)
Linden Looper
(Erannis tilaria)
Locust Leafminer
(Odontota dorsalis)
Mechanical Damage
Nutrient Deficiency
Oak Leaf Blister
(Taphrina caerulescens)
Oak Leafroller
(Archips semiferana)
Oak Skeletonizer
(Bucculatrix ainsliella)
Oak Wilt
(Bretziella fagacearum)
Orangestriped Oakworm
(Anisota senatoria)
Phomopsis Tip Blight
(Phomopsis juniperovora)
Phytophtora Root Rot
(Phytophtora spp.)
Pine Tip Moth
(Rhyacionia spp)
Pinkstriped Oakworm
(Anisota virginiensis)
Post Oak Decline
(Multiple agents)
Powdery Mildew
(Oidium sp.)
Seridium Canker
(Seridium spp.)
Soapberry Borer
(Agrilus prionurus)
Soil Compaction
Solitary Oak Leafminer
(Cameraria hamadyadella)
Southern Pine Sawyer
(Monochamus titillator)
Sphaeropsis Tip Blight
(Sphaeropsis sapinea)
Spiny Oakworm
(Anisota stigma)
Spring Cankerworm
(Paleacrita vernata)
Twig Girdler
(Oncideres pustulatus)
Underwatering
Variable Oakleaf Caterpillar
(Heterocampa manteo)
Walnut Caterpillar
(Datana integerrima)
Winter Burn