The Purdue Plant and Pest Diagnostic Laboratory

Welcome to the Virtual PPDL

Important Announcements

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Trees, Ornamentals, Fruits and Vegetables




Plant and Pest Diagnostic Laboratory
Purdue University
915 West State Street
West Lafayette IN 47907-2054

Voice: 765-494-7071
FAX: 765-494-3958


Our Image Use Statement

Picture(s) of the Week: Multiple Ears on the Same Shank (MESS)

What's Hot: 'Raining' Branchlets

What's Hot: Tar Spot on Corn Confirmed in the United States

Indiana Department of Natural Resources

NPDN Training and Education

Purdue Plant & Pest Diagnostic Lab Purdue Cooperative Extension Service