I found a tent web in my tree in West Linn Clackamas this weekend. Someone suggested I report it as apparently it can spread. I contacted Clackamas county and they suggested I contact you. Is this something I should be concerned about?
Community Horticulture, Master Gardeners
Senior Research Assistant
South Valley Fields Crops Faculty
Master Gardener Statewide Coordinator
Postdoctoral Research Associate, Brown Marmorated Stink Bug Project