The 1% solution

Caterpillars such as the black cutworm and the sod webworm are relatively easy to control, once you know that you've got them. But that's the trick —knowing that you've got them BEFORE it's too late. The difficulty lies in the fact that these rather shy insects spend the majority of their time sleeping, eating and crawling in the thatch, away from probing eyes.

To allow these pests to stand up and be counted, it is necessary to irritate them, by…