• Welcome to the
    CSU Potato Program Website!
    • Contact Us:
    • San Luis Valley Research Center: 719-754-3594
    • Potato Certification Service: 719-754-3496

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2016 Rules and Regulations:

Being a certified seed grower is voluntary. Seed growers agree to abide by Certification Rules and Regulations in order to qualify seed potato lots within their farming operations as certified seed. This is the current Rules and Regulations for certification of seed potatoes in the state of Colorado.
2018 Rules n Regs

PCS Newsletters

This newsletter contains information for growers on the most current activities of Potato Certification Service.
Newsletter May 2018


Certified Growers 2017:

This list contains contact information for Colorado certified seed growers. Please contact any grower to discuss their seed potato program and varieties they produce.


Colorado Seed Potato Act Import Requirements:

The Colorado Seed Potato Act dictates certain requirements for seed lots coming into the state. This tool helps to explain disease tolerances and additional testing required of seed lots for various situations.
Colorado Seed Act Requirements for Importing Seed into the State of Colorado 2016


Annual Reports:

2018 PHT Annual Summary
2016 PHT Annual Summary
2015 PHT Annual Summary
2014 PHT Annual Summary
2013 PHT Annual Summary

Late Blight Protocol:

The Colorado San Luis Valley has established a Late Blight Quarantine on all potatoes shipped into the valley. This document details testing protocols needed prior to shipping. This quarantine is overseen by the Colorado Department of Agriculture.

Download the Late Blight Protocol >>


PCS Links

Find additional links of interest pertaining to seed potato certification. Clicking on any of the links navigates away from the PCS website.
Download PCS Links >>

Managing PVY in Norkotah Seed

Steps to growing Norkotah Seed. Clicking on any of the links navigates away from the PCS website.
Download PVYNorkSeed >>

Tissue Culture Order Form:

The PCS Tissue Culture laboratory supplies limited numbers of disease free potato tissue culture plantlets to growers. Please use this form to order plantlets for your tissue culture operations.
Download the Tissue Culture Order Form >>


Temporary Labor – Job Application:

Download the Potato Certification Service temporary labor job application.
Download the Job Application >>