You do the best you can to ensure your lawn is mowed at the right height of 3.5″, you water regularly, and you are on a lawn fertilization program. You may have forgotten that there are some pests that find your lawn very attractive for reproduction. Without much sign, you are noticing damage to your lawn and after a quick inspection, you find grub larvae. They have been consuming your lawns root system as a primary food source which is killing your grass and costing you hard-earned money. If only there were a grub preventative out there that could have saved you time and money. Well good news. There is!