Asked July 26, 2017, 9:45 AM EDT

How do I keep these nasty worms from destroying the remaining eight of my eleven beautiful 10-12 feet arbor vitae? Appreciate some feedback. No luck with call to extension office

Boyd County Kentucky

1 Response

The key to bagworm control is to treat plants when the worms are young and feeding, otherwise the chemicals are generally of little use because they cannot penetrate the bag. The following publication gives several materials that are effective on active feeding worms: