How can I best eliminate bagworms from my cutleaf Japanese maple?
Cecil County Maryland
The easiest thing to do is simply pull off the bags and drop them in a bucket of soapy water (which kills them.) Cheap, easy and fast. And totally effective if you can reach the bagworms.
Here is our page on what to do at each life stage of bagworms, including chemical controls, which should be done the sooner the better: https://extension.umd.edu/hgic/topics/bagworms-trees-and-shrubs