What is the best variety of peach trees to grow in Washington County that can withstand insects and disease and produce a reasonable amount of fruit?
Washington County Oregon
OSU extension has published the following article https://catalog.extension.oregonstate.edu/ec1181 It goes into good detail on the pros and cons for different varieties. Another good resource is the Home Orchard Society. there is an archived forum that discusses growing peaches in Beaverton/Hillsboro that you may find useful. http://www.homeorchardsociety.org/forums/viewtopic.php?f=1&t=74