Program Contact: WSU Extension Columbia County Gardening
(509) 382-4741 •

Got a Gardening Question?

You may bring your plant problems and questions to the Extension Office, we’re located at 202 S. Street, just down the hall in the Post Office Building.  Feel free to stop by for help with pest identification, plant diagnosis and for answers to your gardening questions. If you cannot visit us, we can be reached by email at or give us a call at 509-382-4741. We will do our best to help you!