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Welcome to Benton-Franklin County Extension

Extending Knowledge. Changing Lives.

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.

Upcoming Events

Summer Canning Classes with Master Food Preservers
Come learn how to can seasonal recipes through the Farmer’s Market season with the WSU Master Food Preservers and take your jar of goodies home with you!

Only $10 per person per class. Spots are limited for each class!

See for full list of class dates and recipes.

To register, email or call 509-430-1438 and let us know what class you wish to attend.

For any little ones under the age of 12, please reach out and let us know their age ahead of time. Any kiddos that would like to attend will need a parent or guardian to oversee.

Garlic – Planting to Eating
Garlic is easy to grow and so tasty when added to almost any savory dish.  Come to the Demonstration Garden and let Master Gardeners share their garlic tips and tricks.


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2019 WSU Extension Onion Field Day
The trial is located northwest of Connell on Coyan Rd. west of the intersection of Coyan and Krug Rds. A BBQ Lunch will follow at the Scooteney Reservoir Picnic Area.
See map below or flyer for directions.
This year’s trial includes 47 onion cultivars and lines from 7 different seed companies to compare and contrast under local growing conditions. The Field Day will begin with a short overview of the crop. Participants will then have an opportunity to examine the entries in the trial. WSU and USDA Onion Researchers will be on hand to discuss their research with those interested. A BBQ Luncheon will be held at Scooteney Reservoir following the field day.
The following companies are sponsors of the BBQ following the Field Day:
American Takii, Inc.
Bejo Seeds, Inc.
Crookham Company
Enza Zaden
Gowan Seeds
Hazera Seeds
Keithly-Williams Seeds
Logan-Zenner Seeds, Inc.
Nunhems USA – BASF
Sakata Seed, Inc.
Seminis Vegetable Seeds
Columbia Basin Onion Research Committee
For more information contact:
Tim Waters, WSU Benton-Franklin Extension, (509) 545-3511 or
Carrie Wohleb, WSU Grant-Adams Extension, (509) 707-3510


Sponsored by:
WSU Extension and Pacific NW Vegetable Association logos
map directions



Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. Reasonable accommodations will be made for persons with disabilities and special needs while participating in this event and/or anyone attending this event that requires auxiliary aids or services may contact: WSU Benton-Franklin Extension, 509-545-3511, or Grant County Extension, 509-754-2011, Ext. 4313, at least two weeks prior to the event.

All offices closed for Labor Day Holiday

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.

WSU Extension's Impacts
WSU Learning Library
Benton County – Kennewick
(Gardening, Horticulture,
Food Preservation, Animal Science)

7102 W. Okanogan Place, Suite 102
Kennewick, WA 99336
(509) 735-3551
Hours: Monday – Friday | 8am – 4pm
Benton County – Prosser  
(Commerical Tree Fruit, Grapes and Small Fruit)

1121 Dudley Ave
Prosser, WA 99350-1320
(509) 786-5609
Hours: Monday – Thursday | 9am – 3pm
Franklin County
(4-H, Family, Forage and Commercial Vegetables) 

404 W. Clark
Pasco, WA 99301
(509) 545-3511
Hours: Monday – Friday | 8:30am – 5:00pm
Some WSU Extension web sites provide links to external sites for the convenience of users. These external sites are not managed by WSU Extension. Furthermore, WSU Extension does not review, control or take responsibility for the content of these sites, nor do these sites implicitly or explicitly represent official positions and policies of WSU Extension.