Updated Diagnostic Fees 2025

April 4, 2025

Please note that our fees have been adjusted slightly to reflect the rising costs of supplies, reagents, and salaries.

Basic Plant Health Analysis (Physical Samples) - $30

Services covered by this fee include:

  • Visual Examination
  • Moist Chamber
  • Culturing
  • Microscopic Examination

Additional Tests & Fees -  Cost is added to basic sample fee

  • Serological testing (viral testing and Phytophthora) ImmunoStrip: $20.00
  • Conventional PCR testing (e.g. bacterial leaf scorch, Laurel wilt, Verticillium wilt):  $35.00 (after the 5th sample the cost is 20.00 $ per additional sample)
  • Nested Conventional PCR testing (e.g. Phytoplasam, Oak wilt): $40.00 (after the 5th sample the cost is 20.00 $ per additional samples)
  • Real-time qPCR: $50.00 (after the 5th sample the cost is 30.00 $ per additional samples)
  • Rose Rosette Virus:  $50.00 (after the 5th sample the cost is 30.00 $ per additional samples)
  • Electron microscopy $100.00

Contact PPDC for availability and ordering of specific tests

  • Out-of-State Service Charge  $50.00

Insect Identification 

Microscopy $30.00

Nematode Analysis

  • Soybean Cyst Nematode $30.00
  • Other (Vermiform) Nematode $40.00
  • Pine Wood Assay Nematode $20.00

Turfgrass and Lawns

  • Ohio General Turf Samples $30.00
  • Commercial Turf Samples $50.00
  • Turf Nematode Assay $60.00
  • Out-of-State Turf- 100.00