Skip to content

⚠️ Information and Updates Regarding COVID-19's Impact on the College of Agricultural Sciences

Submit a Sample

1. Prepare your sample.

Below are specific instructions for general submissions, trees, turf, hemp, and pinewood nematode samples. Please follow the submission instructions that best fit your sample.

General Submission

Turf Submission

Hemp Submission

Pinewood Nematode Submission

Tree Submission

*Click to enlarge.

2. Select a service.

Basic servicesPrice
Virus testing, serological (ELISA)$30.00 ($5 add. sample)
Plant identification$25.00
Molecular detection, quantitative PCR$80.00 ($10 add. sample)
Molecular detection, conventional PCR$50.00 ($10 add. sample)
General diagnosis + culture$30.00
General diagnosis$25.00
Email/telephone consultation$0.00
Agricultural insect identification$0.00

The Plant Diagnostic Clinic at CSU specializes in detection of numerous plant pathogens and herbivorous insects. If you are experiencing Pine wilt (pinewood nematode) of needled evergreens, Bacterial leaf streak of corn, Bacterial ring rot, Blackleg/soft rot, Powdery scab or Black dot of potato, specialty services are available. Please contact the Plant Diagnostic Clinic at (970) 491-6950 or for additional information.

Please send all questions to:
phone: (970) 491-6950

*Do not send payments with your sample. Once your sample has been diagnosed or identified you will receive a report with your results and an invoice with payment details.

3. Contact the Clinic

If you have questions about how to send a sample or want to discuss the problem, send us an email to or call us at (970) 491-6950.

If you have any images of your plants, please email them to Images are very helpful for us to understand what you are observing and how to best approach the problem.

4. Choose a form below and click the link to download and complete.

Plant Sample Submission Form

Insect Submission Form

5. Send your sample our way!

Contact CSU Equal Opportunity Privacy Statement Disclaimer

2018 Colorado State University, Fort Collins, Colorado 80523 USA