Descriptions of specific diseases

It's Report Season: 2022 Research Progress and Weed Control Reports Are Now Available

The 2022-2023 Research Progress Reports and the 2022 WSU Weed Control Report are now available on the Wheat and Small Grains website.

Postharvest Russian thistle in Lind, Washington.

Stripe Rust Update June 2, 2022

By Dr. Xianming Chen.   Stripe Rust in the Palouse Region Yesterday, I was checking fields in the Palouse region (Whitman County, WA and Latah County, ID). Winter wheat ranged from Feekes 7 to Feekes…

Stripe Rust Update, May 5, 2020

By Dr. Xianming Chen Stripe Rust Appears in the Palouse Region Today, I was checking stripe rust in our winter wheat experimental fields around Pullman (Whitman County in Washington) and found stripe rust on susceptible…

Stripe Rust Update, April 22, 2020

By Dr. Xianming Chen Stripe Rust in Eastern Pacific Northwest Yesterday, I was checking wheat fields in Whitman, Adams, Lincoln, Grant, and Douglas counties in Washington. Winter wheat ranged from Feekes 4 to 7. Minor…

Stripe Rust Update April 18, 2019

Stripe Rust Found in Walla Walla Area. Yesterday, we were checking wheat fields in Whitman, Lincoln, Douglas, Grant, Adams, Franklin, Benton, and Walla Walla counties of Washington. Winter wheat crops ranged from Feekes 3 to 6. No rust was found in any commercial fields in these counties.

Stripe Rust Forecast and Update, March 22, 2019

Xianming Chen Stripe rust will be likely low this year in the eastern Pacific Northwest This unusual winter appears over, and spring comes late but suddenly. Based on the forecast models, we predict that stripe rust will potentially cause yield loss of 16% on highly susceptible varieties. This level is much lower than the 38%…