Summit Biological Caterpillar and Webworm Control is not labeled for turf application. Dylox would be great for a quick kill.Â
We recommend contacting the manufacturer of Summit Biological Caterpillar and Webworm Control directly for advice on whether you would need to cover your fish pond before an application. Summit Chemical can be reached by calling (800) 227-8664, or via their website's contact page here.
For best results, Summit Biological Caterpillar and Webworm Control should be applied when sod webworms are small and they must be actively feeding on treated, exposed foliage.Â
We would suggest contacting your local cooperative extension office for the best time to treat for sod webworms in …
You can use a Bt product such as Summit Biological Caterpillar and Webworm Control if you are finding caterpillars on the plants. If there are an adult stage insect such as scale or mealybugs, then this would not control those insects.