No, per the Lilly Miller Moss Out For Lawns Concentrate label which states: “Make applications as needed, beginning with the first fall rains, during warm, rainy, winter periods, or in early spring.”
According to the product label of Lilly Miller Moss Out For Lawns Concentrate, “Make applications as needed, beginning with the first fall rains, during warm, rainy, winter periods, or in early spring."
Per the manufacturer, once Lilly Miller Moss Out For Lawns Concentrate is applied, within 3-5 days the moss will turn black, and you can rake it up. There is not a time frame that you have to wait to reapply the product if necessary. This product should be applied as needed.