PORTLAND, Ore. – An invasive insect known to attack conifer trees was discovered on out-of-state Christmas tree products that were shipped to big box stores in Oregon.

State insect: Oregon swallowtail. You might think Oregon’s state insect is the mighty ant, which seems to thrive everywhere. But it is not. It is the Oregon swallowtail and it has been since 1979.

The Oregon Department of Agriculture’s grasshopper and Mormon cricket survey for 2024 showed the growing scope of the insect pests across Eastern Oregon. TrendingAgriculture secretary pledges ...

Oregon State University professor emeritus Judy Li’s lifelong love of all the critters that make their homes in our local creeks is contagious. One of Li’s favorites is the under-appreciated ...

One of the most destructive invasive insects in the United States has been detected in three more Oregon counties this summer, which could be bad news for the state’s ash trees.

The non-native oak lace bug is causing increased damage to Oregon white oak trees, according to the Oregon Department of Forestry. While the oak lace bug has been in Oregon since 2015, their ...