Select Suspected Cause

Ambrosia Beetles

Ambrosia Beetles
(Scolytinae: Xyleborini)
Anthracnose (Ash)

Anthracnose (Ash)
(Discula fraxinus)
Anthracnose (Elm)

Anthracnose (Elm)
(Stegophora ulmea)
Anthracnose (Oak)

Anthracnose (Oak)
(Discula quercina)
Anthracnose (Sycamore)

Anthracnose (Sycamore)
(Discula platani)
Bagworm

Bagworm
(Thyridopteryx ephemeraeformis)
Black Twig Borer

Black Twig Borer
(Xylosandrus compactus)
Botryosphaeria Canker

Botryosphaeria Canker
(Botryosphaeria spp)
Botryosphaeria Canker (Juniper)

Botryosphaeria Canker (Juniper)
(Botryosphaeria stevensii)
Buck Moth

Buck Moth
(Hemileuca maia)
Catalpa Sphinx

Catalpa Sphinx
(Ceratomia catalpae)
Cedar Hawthorn Rust

Cedar Hawthorn Rust
(Gymnosporangium juniperi-virginiana)
Chalcid Wasp

Chalcid Wasp
(Eurytomida spp)
Dothistroma Needle Blight

Dothistroma Needle Blight
(Dothistroma spp)
Drought

Drought
     
Dutch Elm Disease

Dutch Elm Disease
(Ophiostoma novo ulmi)
Elm Leaf Beetle

Elm Leaf Beetle
(Pyrrhalta luteola)
Elm Spanworm

Elm Spanworm
(Ennomos subsignarius)
Emerald Ash Borer

Emerald Ash Borer
(Agrilus plannipennis)
Endothia Canker

Endothia Canker
(Endothia gyrosa)
Entomosporium Leaf Spot

Entomosporium Leaf Spot
(Entomosporium spp)
Euonymus Scale

Euonymus Scale
(Unaspis euonymii)
Fall Webworm

Fall Webworm
(Hyphantria cunea)
Fireblight

Fireblight
(Erwinia amylovora)
Forest Tent Caterpillar

Forest Tent Caterpillar
(Malacosoma disstria)
Greenstriped Mapleworm

Greenstriped Mapleworm
(Dryocampa rubicunda)
Herbicide Damage

Herbicide Damage
     
Improper Planting

Improper Planting
     
Improper Pruning

Improper Pruning
     
Japanese Beetle

Japanese Beetle
(Popillia japonica)
Larger Elm Leaf Beetle

Larger Elm Leaf Beetle
(Monocesta coryli)
Leaf Scorch

Leaf Scorch
     
Leaf Spots (Maple-Sycamore)

Leaf Spots (Maple-Sycamore)
(Rhytisma acerinum)
Leaf Spots (Oak)

Leaf Spots (Oak)
(Tubakia quercina)
Lecanium Scale

Lecanium Scale
(Coccus hesperidium)
Linden Looper

Linden Looper
(Erannis tilaria)
Locust Leafminer

Locust Leafminer
(Odontota dorsalis)
Mechanical Damage

Mechanical Damage
     
Nutrient Deficiency

Nutrient Deficiency
     
Oak Leaf Blister

Oak Leaf Blister
(Taphrina caerulescens)
Oak Leafroller

Oak Leafroller
(Archips semiferana)
Oak Skeletonizer

Oak Skeletonizer
(Bucculatrix ainsliella)
Oak Wilt

Oak Wilt
(Bretziella fagacearum)
Orangestriped Oakworm

Orangestriped Oakworm
(Anisota senatoria)
Phomopsis Tip Blight

Phomopsis Tip Blight
(Phomopsis juniperovora)
Phytophtora Root Rot

Phytophtora Root Rot
(Phytophtora spp.)
Pine Tip Moth

Pine Tip Moth
(Rhyacionia spp)
Pinkstriped Oakworm

Pinkstriped Oakworm
(Anisota virginiensis)
Post Oak Decline

Post Oak Decline
(Multiple agents)
Powdery Mildew

Powdery Mildew
(Oidium sp.)
Seridium Canker

Seridium Canker
(Seridium spp.)
Soapberry Borer

Soapberry Borer
(Agrilus prionurus)
Soil Compaction

Soil Compaction
     
Solitary Oak Leafminer

Solitary Oak Leafminer
(Cameraria hamadyadella)
Southern Pine Sawyer

Southern Pine Sawyer
(Monochamus titillator)
Sphaeropsis Tip Blight

Sphaeropsis Tip Blight
(Sphaeropsis sapinea)
Spiny Oakworm

Spiny Oakworm
(Anisota stigma)
Spring Cankerworm

Spring Cankerworm
(Paleacrita vernata)
Twig Girdler

Twig Girdler
(Oncideres pustulatus)
Underwatering

Underwatering
     
Variable Oakleaf Caterpillar

Variable Oakleaf Caterpillar
(Heterocampa manteo)
Walnut Caterpillar

Walnut Caterpillar
(Datana integerrima)
Winter Burn

Winter Burn