Jim from Elgin, Texas writes
Permethrin SFR 36.8% is not labeled to control grasshoppers, although it would likely kill any grasshoppers contacted with the spray. We recommend using Talstar P to control grasshoppers and other common pest in and around your home. If you need anymore information on grasshoppers please visit our Grasshopper page.
Answer last updated on: 07/30/2015