Nate from Louisville, Ky writes
It's a renovation and about 3 weeks post germination.
You can apply Heritage SC Fungicide - 4 oz. up to twice in a row for prevention of pythium diseases in your new turfgrass, per the product label. If you already see damage, then the preferred treatment is Quali-Pro Mefenoxam.
Answer last updated on: 09/15/2021