Nik Wiman

Extension Orchard Specialist

I am an entomologist and Extension Orchard Specialist for western Oregon. I am the lead Extension Faculty for hazelnuts at Oregon State University. I have an active research and Extension program based at the North Willamette Research and Extension Center in Aurora OR, though I can be found anywhere in the Willamette Valley on any given day!

integrated pest management insect issues fruit trees hazelnuts hazelnuts or filberts stink bugs walnut trees brown marmorated stink bug parasitic wasps spotted wing drosophila codling moth walnut husk fly parasitoids filbertworm orchard ipm leafrollers