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Forest Health Informer

Insects & Diseases

Listing of common diseases in Indiana counties:

  • Dogwood Anthracnose (Discula destructiva)
  • Dogwood Disease
  • White Pine Seedling Mortality
  • Hickory Mortality (Scolytus quadrispinosus and Ceratocystis sp.)
  • Redbud Canker (Botryosphaeria dothidea)
  • Verticillium Wilt (Verticillium albo-atrum)
  • Nutrient Deficiency Syptoms
  • Ash Yellows/Ash Decline
  • Yellow Poplar Decline

Listing of common insects in Indiana counties:

  • Emerald Ash Borer (Agrilus planipennis Fairmaire)
  • Zimmerman Pine Moth (Dioryctria zimmermani)
  • Introduced Pine Sawfly (Diprion similis)
  • Gypsy Moth (Lymantria dispar)
  • Slug Oak Sawfly (Caliroa quercuscoccineae)
  • Walnut Caterpillar (Datana integerrima)
  • Yellownecked Caterpillar (Datana ministra)
  • Fall Webworm (Hyphantria cunea)
  • Lacebugs (Corythucha spp.)
  • Spider Mite (Oligonychus spp.)
  • Tuliptree Scale (Toumeyella liriodendri)
  • Larger Pine Shoot Beetle (Tomicus piniperda)
  • Japanese Beetle (Popillia japonica)
  • Locust Leafminer (Odontata dorsalis)
  • Mimosa Webworm (Homadaula anisocentra)
Indicate below the insect and disease conditions you have observed.
  Host Amount of damage County
Dogwood Anthracnose      
Dogwood Disease      
White Pine Seedling Mortality      
Zimmerman Pine Moth      
Introduced Pine Sawfly      
Slug Oak Sawfly      
Redbud Canker      
Yellow Poplar Decline      
Walnut Caterpillar      
Fall Webworm      
Ash Yellows      
Larger Pine Shoot Beetle      
Verticillium Wilt      
Locust Leafminer      
Yellownecked Caterpillar      
Hickory Mortality      
Japanese Beetle      
Name, Title and County:

Please send to:

Philip T Marshall, Forest Health Specialist, Vallonia State Nursery, Vallonia, IN 47281