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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

Holiday Office Closures
All WSU Benton and Franklin County Extension offices will be closed for the following holidays:
– Monday, January 20, 2020: Martin Luther King Jr. Day
– Monday, February 17, 2020: President’s Day
Beginning Vegetable Gardening – Garden Education Series Class

Want to grow your own vegetables but don’t know where to start?  

Join us to learn the basics of planning, preparing, planting, and maintaining a vegetable garden.

Free class offered by WSU Master Gardeners
Saturday, February 15, 2020 at 1:00 pm
Mid-Columbia Library Meeting Room
1620 S. Union — Kennewick, Washington
Contact Master Gardener Office: 509-735-3551
WSU Extension programs and employment are available to all without discrimination.  Evidence of noncompliance may be reported through your local WSU Extension office.   Reasonable accommodations will be made for persons with disabilities and special needs who contact the Benton County WSU Extension Office at 7102 W Okanogan Place, Suite 102 in Kennewick, WA 99336 or by calling 509-735-3551 at least two weeks prior to an event.
XII Orchard Systems 2020
XII International Symposium on Integrating Canopy, Rootstock and Environmental Physiology in Orchard Systems.

Wenatchee, WA, USA.

July 26-31, 2020.

Every four years the ISHS working groups of Rootstock Breeding and Evaluation, Orchard and Plantation Systems, Environmental Physiology and Development Biology organize a worldwide symposium at which advances in a range of research topics are presented and discussed.


To register visit

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.