Clackamas County

503–655–8631
clackmg@oregonstate.edu
200 Warner–Milne Rd. Oregon City, OR 97045
Monday – Friday9 AM – 12 Noon and 1 PM – 4 PM

Multnomah County

503–445–4608
mcmastergardeners@yahoo.com
2701 NW Vaughn St. Suite 450 Portland, OR 97210
Monday – Friday, 10 AM – 2 PM

Washington County

503–821–1150
mastergardener.wc@oregonstate.edu
18640 NW Walker Rd. #1400 Beaverton, OR 97006
Monday – Friday, 9AM –12PM and 1PM – 4PM