Plant Diagnostic Labs

 Labs Info’s Website
UW Madison – Plant Disease Diagnostic Center (PDDC) Sample fees & submission info PDF brochure
UW Madison – Insect Diagnostic Lab  Sample submission info
UW Soil and Forage Lab

Soil Sample Fee Brochure 2022

How to take soil sample?

Lawn & Garden Soil Submission Form 2022

Understanding soil test report

Fertilizer product calculator Excel file download (Created By Craig Saxe) please enable macros to utilize.)
UW Turf Diagnostic Lab

Sample submission & Fees 

Submission form
UW Madison Weed Science Lab

Weed ID

Weed phenology tracking tool


Support Extension