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Welcome to Benton-Franklin County Extension

Washington State University Extension of Benton and Franklin Counties connects area residents to the research and knowledge bases of the state’s land grant research university, providing solutions to local problems and stimulating local economies. Our county-based educators work with partners in your communities to provide educational programs and leverage the broad resources of a major university to resolve issues and create a positive future for the residents of Benton and Franklin Counties.

Learn From The Experts

Our local programs include agriculture and natural resources, 4-H youth, gardening and community horticulture, and food safety and preservation. In addition, Washington State University provides a broad range of consumer publications, online educational opportunities, and other statewide educational programs and technical assistance from four research and extension centers and 11 colleges.

County Programs

News & Events

Japanese Beetle picture from Oregon Department of Agriculture

Pest Alert: Report Japanese Beetle Sightings to WSDA

If you have seen Japanese beetle in Washington, please report it immediately to Washington Department of Agriculture. Report sightings on the WSDA website You can also email or call 1-800-443-6684.

Summer Tomato Care - 2022 Garden Education Series Class

Tomato growing is worth the effort! Let our WSU Master Gardener volunteers walk you through supporting, pruning and fertilizing your tomatoes this season. Saturday, June 11th at 10:00 am

Walk the Demo Garden: Focus on Summer Tasks - 2022 Garden Education Series Class

Walk the Demonstration Garden with us! WSU Master Gardener volunteers will discuss what summer tasks we should be focusing on in the garden. Saturday, July 9th at 10:00 am
Let us help! Contact our Master Gardeners with all of your garden questions. Monday-Friday 8am-4pm, 509-736-2726, 7102 W Okanogan Place, Suite 102, Kennewick, WA

Lawn and Garden Questions? We're here to help!

Our Master Gardeners are still here to help with your garden and landscape questions/problems. Call us or stop by with your sample. We will have a Master Gardener contact you as soon as they can. Monday – Friday 8am-4pm (closed for lunch 12pm-1pm) (509) 736-2726 7102 W. Okanogan Place, Suite 102, Kennewick, WA 99336
"Preserve Your Harvest" pantry shelves lined with home preserved food in canning jars

Learn to make your harvest stretch further

Whether you grow your own garden goodness or support a local farmers market, you'll need to preserve some of it to make it last. We've got all the resources to help you build a well stocked pantry full of safely preserved food!
WSU Extension is hiring multiple positions. Be a part of our small group that values teamwork, flexibility, and positivity! Find the job you love here! 

View Positions Available



Benton County – Kennewick
(Gardening, Horticulture,
Food Preservation, Animal Science)

7102 W. Okanogan Place, Suite 102
Kennewick, WA 99336
(509) 735-3551
Hours: Monday – Friday | 8:00am – 4:00pm

Benton County – Prosser
(Commerical Tree Fruit, Grapes and Small Fruit)

Benton County Courthouse, 1st Floor
620 Market Street
Prosser, WA 99350-1320
(509) 786-5609
Hours: Tuesday – Thursday | 8:30am – 4:30pm

Franklin County – Pasco
(4-H, Family, Forage and Commercial Vegetables) 

404 W. Clark
Pasco, WA 99301
(509) 545-3511
Hours: Monday – Friday | 8:30am – 5:00pm


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