Now is the time to prevent unwanted damage to your lawns from Grub Worm ( Brown Chafer Larvae) damage. Grub Worms hatch from Aug 1st thru Oct causing root damage to Bluegrass and Fescue lawns in the Texas Panhandle. Apply Hi-Yield Grub Free Zone II to prevent lawn Damage and Kill unwanted Grub Worms. Apply Hi-Yield Kill-A-Bug in April-May to kill any missed Grubs from Aug-Oct treatment. Coulter Gardens, Come See Whats Blooming!