When does grass stop growing?
At what temperature of the soil will grass stop growing?
Frederick County Maryland
Air temperature is used to determine when grass stops growing. Grass blades stop growing when air temperatures reach 40 degrees F (and over 90 degrees). This applies to tall fescue which is the common turf grass of most lawns. If you have a zoysiagrass lawn, it would be different.
Soil temperatures are.the same as the bay waters. If you want to find out the soil temperature, you can go to www.chesapeakelivebuoyobservations