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Frequently Asked Questions About Other Analytical Testing


I see that the WSU Puyallup Plant Clinic does not provide soil testing. Where I can I send my soil for such testing?
FAQ About Other Analytical TestingLists of Analytical Laboratories serving the Pacific Northwest can be found at these two websites:

EB1578e: Analytical Laboratories and Consultants Serving Agriculture in the Pacific Northwest

Listing of Analytical Laboratories Serving Oregon

Be sure to call several companies for information on services and fees (as these can vary widely) before deciding on a laboratory to use.

Remember that the results of a soil test are only as valid as the quality of the sample submitted. Sampling recommendations can be found in many places including:

For interpretation of results, Oregon State University provides the following guide:


I need to have my horse's hay analyzed for nutrient content, where can I find information on laboratories providing this type of testing?
Animal nutrition analysis is provided by many of the companies listed in:


I am thinking about starting a nursery operation specializing in growing maples and would like to have the soil tested for the presence of the Verticillium wilt pathogen. Does your laboratory provide this testing?
At this time, we are not equipped to handle soil testing for the pathogen Verticillium. The Plant Clinic at Oregon State University runs such tests. You will want to contact them for additional information.


I recently observed my neighbor spraying several plants in my yard with an unknown pesticide. The plants rapidly turned black and started dying back. What should I do?
Herbicide DamageThe Washington State Department of Agriculture is best equipped to handle pesticide misuse questions and situations.

You can contact them at 360-902-2040. Please leave a message on their answering machine and they will respond to your question.

 
                         
                         
                         
 



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