Plant and Pest Diagnostic Laboratory
The Purdue University Plant and Pest Diagnostic Laboratory is a central facility for receiving both physical samples and digital images submitted for identification of insects, plants and plant diseases or diagnosis of plant and pest problems. This service is provided for the specialists and county extension educators of the Purdue University Cooperative Extension Service and Purdue University's research faculty, staff, and students as well as for private businesses and citizens of Indiana.
HOLIDAY HOURS: Purdue University will be closed December 23rd – January 2nd for Christmas/New Years. The
PPDL will also be closed and will NOT be accepting samples during these dates.
Note we will also be operating with a reduced staff and hours on the
following dates: December 19-22. Please call ahead to check
our schedule if you plan to deliver a sample on those dates. Thank you for
using the Purdue Plant and Pest Diagnostic Laboratory. We apologize for
CONSTRUCTION UPDATE: Due to construction near our building please park in the PPDL designated parking spots on the west side of Russell Street. If you encounter any problems with parking, please call Todd Abrahamson at 765-494-7071. Click here for an updated map.