In the North, the best time to overseed your lawn is in the fall, when the soil is still warm but the air is cooler, and there are fewer weeds for new grass to compete .
You can control weeds only after you have mowed new grass seedlings at least four times. Any weed controls applied when you sow seed will prevent .
Don't plant if you are not ready! If all other factors say go, then the best time to plant grass seed is right now! Learn what you must consider for successful .