New sod in September, trying to identify what’s causing the bright green, yellow to patchy brown spots. Had some sod web worms/moths, applied natural remedy along with now cold weather and haven’t seen any. I was Thinking it was fungal so applied natural and Propiconazole 14.3 Select Honor Guard, seems like that made certain blades all brown/yellow. I mow high once a week, mulch clippings, water twice a week for 45 minutes total with 15 each section, I thought that was