WSU Extension of

Benton & Franklin Counties

4-H Camp

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Extension Q&A

Answers from the experts

Soil & Water Analytics

Find a certified lab near you

Pesticide Safety

Education and Licensing

Plant & Insect Problems

Get answers to your questions

Nutrition & Food Safety

4-H Youth Development


Help us find these stink bugs

Preserve Safely

The rules have changed

Event Calendar

Home Gardening in the Mid-Columbia

WSU Extension of Benton County is the best source for gardening information in the Mid-Columbia region. At this site you can access information on what plants grow well, gardening successfully with the region’s challenging climate and soils, solving plant and pest problems. We’re here to help answer your questions!  Just call or stop by our office.

Learn, Dig, Grow

Garden Problem Help


Additional Resources

Extending Knowledge - grey


Contact Extension

5600 W Canal Drive, Suite E
Kennewick, WA 99336

Office Hours:
Monday – Friday
8:00 a.m. – 4:00 p.m.
(closed 12:00 p.m. – 1:00 p.m.)


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Garden Problem Help

Garden, lawn or landscape problems?  Want to know how to grow?  Something bugging you?

We can help!

Visit our Master Gardeners Plant Clinics for free garden and plant problem advice.

Open May – October


Gardening Events


Benton & Franklin Counties, , Contact Us

Extension programs and employment are available to all without discrimination. Evidence of noncompliance may be reported through your local Extension office. 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.
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