How Does Frost on Turfgrass Occur?
Frost appears on turfgrass when your grass gives heat off into the atmosphere and that causes a cooling effect on your turfgrass. If the turfgrass temperature is lower than the air's temperature, then the moisture that's in the atmosphere will create dew on your grass. Then frost occurs when the temperature of your turfgrass falls below freezing and the water then freezes on the grass blades. However, frost can occur even if the air is a bit above