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Winter 2018/2019

New Minituber Orders for 2020

Orders for mini-tubers are due to Jenny Durrin at University of Idaho, Nuclear Seed Potato Program, before December 15th.

PDF Use attached Mini-tuber Order Form. (PDF)

Questions, contact Jenny Durrin at

Or telephone: 208 885 6663.


New Castle Russet

Limited quantities of Castle Russet field generation 1 seed are available.

Contact: Brian Charlton, Klamath Falls

Or telephone: 541 883 4590.


Exciting Stuff: The 2018 Tri State Tour

Field Day 01     Field Day 02

Field Day 04     Field Day 05

New Seed Available for 2019

The following seed is available for sale. Updated
March 29th to add AmaRosa and Clearwater.

            Available Seed 

Click here to be able to read the details (PDF)  

Payette Russet (A02057-2LB)


Clearwater Russet (AOA95154-1)

Clearwater Russet

New Growing Potatoes? Top Ten Best Practices

See how closely you follow the advice of the experts.

PDF Top Ten Best Practices (PDF)

Northwest Potato Industry: Revised Pest Management Guidelines

Following extensive revision and improvements this spring, the 2018 edition of the Integrated Pest Management Guidelines for Insects and Mites in Idaho, Oregon and Washington Potatoes is now available. Many thanks to Alan Schreiber, leader of this effort since the beginning in 2002, plus the many co-authors and contributors who have been involved over the years.

Andy Jensen, Northwest Potato Consortium Manager.

PVMI Varieties have had their Fingerprints taken!!

Dr. Vidyasagar (Sagar) Sathuvalli, Assistant Professor Potato Breeding and Genetics with his colleagues at Hermiston Agricultural Research and Extension Center (HAREC), Oregon State University, have established the SSR Fingerprints for the PVMI varieties as well as for some other common lines. These are now available.

PDF (PDF) The fingerprinted varieties!

For more information, contact: Sagar on 541 567 6337
or email:

Change of Address

Please note that with immediate effect the address for all payments to PVMI will be:

PVMI, Inc., 60380 Chickasaw Way, Bend, OR, 97702, United States of America

2017 Royalty Form Available For Download

Go to the list of Documents and Agreements... » Off-site link

Tri-State Brochure

A new brochure about the TriState Research and Breeding Program is now available. Tri State Brochure 2015 Cover s PDF Click here to download a (PDF)

Contact for paper copies.

New Tri-State Russets Comparison

A Multi year review by Washington State University of several new Tri-State lines shows impressive yields when compared to traditional russets.

Read More... »Off-site link

Potatoes and Diabetes

Researchers at Montana State University have found that several varieties of potatoes could foil type 2 diabetes. Among them is Huckleberry gold. Read the entire article.

PDF (PDF) The Prairie Star, February 5, 2016

Potato Virus Y Information

At Off-site link you will find information related to PVY strains, variety-strain interactions in tubers and leaves, and an excellent collection of photographs showing PVY symptoms under a variety of conditions in selected varieties. A ‘Discussion Forum' is available for specific questions and can be posed to a variety of experts in this field.

New Are you growing Clearwater Russet?

This new practical guide will answer a lot of your questions. If you have any more, contact PVMI.

PDF Clearwater Management Recs, March 2019 (PDF)

New Nitrogen Rates for PVMI Varieties

Suggested Full-Season Nitrogen Rates and Associated Petiole N03-N Values for Twelve Potato Varieties when Grown in the Columbia Basin of Washington and Oregon.

PDF Click here to retrieve the article from Mark Pavek at WSU (PDF)

New Website and Refurbished Research Library Database at

Since 2012 the Washington, Idaho, and Oregon potato commissions have cooperated in research funding and management, and have called this cooperative venture the Northwest Potato Research Consortium. The Consortium has been represented on the Web by, which included the ‘research library’ developed by the WSPC in the 2000s. Recently, a long-awaited redesign and reprogramming of the website was completed and is now live online.

For those of you with research library passwords, your old login will work on the new site. For those without a login and password, there is a user-friendly means to request a password. I encourage everyone to have a look, and of course offer feedback anytime!

Andy Jensen, Consortium Manager.

New Cultural Management Recommendations

. . . have been released for Mountain Gem Russet for the Columbia Basin of WA and OR

Go to the Varieties page.

Payette Russet Storage

Check out the recently released Payette Russet Storage Bulletin.

PDF (PDF) Bulletin CIS 1220

New potato varieties chosen for McDonald’s fries


PULLMAN, Wash. – When it comes to potatoes, french fries are the big outlet for Columbia Basin farmers. And when it comes to selling french fries, McDonald’s is the holy grail.

Read the complete releaseOff-site link

Blazer Russet and Clearwater Russet are now accepted by McDonald's for "golden standard."

Read the press release:

McDonald's Gilroy Garlic Fries Officially Launch at McDonald's Restaurants Throughout Greater Bay Area Today

Results from National Fry Processing Trial

The National Fry Processing Trial (NFPT) is a multi-year and multi-location national effort that aims at identifying new potato varieties with low acrylamide forming potential while maintaining or exceeding the agronomic quality and consumer acceptance found in current varieties.

Read More... » Off-site link

Zebra Chip (ZC)

Essential information about Zebra Chip (ZC) in the Columbia Basin: Identification, Late Season Control, and Storage

 Read More... »

Tri-States Specialty Review

USDA reviews Tri-State Specialty Potatoes AmaRosa, Purple Fiesta and TerraRosa

Click here, to link to the reportOff-site link

Hermiston Field Day

Hermiston 01s

Hermiston 02s

Othello Field Day

Othello 01s

Othello 03s