My free range chickens take care of any grasshopper problem for me. They get so excited when they spot some bugs to nibble on. Almost like a shark feeding frenzy but with little feathered hens.
Hi Jimmy, here is a site with some natural remedies to get rid of them.
Here are some videos that give a lot of great information.
I use plain flour. It gums up their mouths and they die. I've used it in the flower beds and it works.