You can spray watered down garlic powder on the leaves. You could water the soil with garlic powdered water. They hate garlic. Dont torture the little critters because they are hungry. Garlic will drive them away without torture.
collect them...and use for bait when ya go fishing...nothing dies in vain here..I have a bait bucket that I stuff big grasshoppers in and caterlillars..when i go fishing I am going to chum the water and still have plenty for bait.