Q: We just discovered an arborvitae that has turned brown at the top...seemingly overnight! Upon inspection, it was covered in bagworms at the top. We picked as many as we could up to 6 feet and got a ...
Bagworms on an arborvitea. For larger bags, handpicking them off the plant is the best method of removal. Johnson County K-State Research & Extension It is one of the most easily identified insects ...