Myla Crites graduation feature. Myla is graduating in December with a degree in horticulture and urban agriculture and will begin a job at Helena Chemical in Pullman.

College of

Agricultural and Life Sciences

Ranked #13 in the nation for Best College of Agricultural Sciences

Learn to address the world’s most critical challenges in order to create and sustain an abundant food and energy supply, a healthy environment and successful families and communities.

At CALS, you’ll tackle real-world challenges in health, agriculture and the environment, and improve the health and welfare of people. Join a supportive academic family, gain in-depth experience at research locations working ranches and dairies across the state and make an impact on Idaho and the world. Explore CALS degrees or learn more about research and Extension centers like the Nancy M. Cummings Research, Extension and Education Center, the Center for Agriculture, Food and the Environment or Rinker Rock Creek Ranch.

Natalie is studying the effects of wildfire smoke of dairy calves in utero.

Learn by doing

If you are passionate about feeding our world, developing and educating our future leaders or stewarding our natural resources, then CALS is the place for you. In CALS you will learn by doing, with hands-on opportunities at every stage of your journey.

See how you can succeed
College of Agricultural & Life Sciences, CALS Days Workshops around the University of Idaho campus.

Find your passion

Choose from 47 undergraduate and graduate degree programs, ranging from animal science to child development.

Explore degrees
CALS Extension Senior Produce Program's Well Connected Communities grant project for Seniors 60 years and older. Seniors can take part in the program by visiting the weekly booth at Caldwell’s Farm to Fork Market.

Our people

CALS has faculty and staff located in 42 of Idaho’s 44 counties and on the reservations of three federally-recognized tribes. Wherever you are in Idaho, we have local experts ready to help you.

Explore the directory

Extending knowledge. Growing connections.

From research that improves the health and welfare of people, animals and Idaho's communities to alumni shaping our future and soil education that serves the nation, CALS is shaping our land-grant mission.

College of Agricultural and Life Sciences Param Research and Extension Center feature

CALS researchers conduct studies on a range of topics related to food systems, health and community development, water resources, soil health and much more. UI Extension educators across the state take that research and bring it to you, where you are, when it's convenient for you.

High school students learned about soil monoliths

Twelve Soil Orders

University of Idaho is the leading resource in the nation for the Twelve Soil Orders, a collection of images and information highlighting the distribution, properties and land use for each of the soil taxonomy soil orders.

Learn about Twelve Soil Orders

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