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