Can I Kill Moss in Winter

The best time to kill moss is in late winter or early spring. This can stop the moss before it heads into its spring growing season, keeping it from spreading before summer. … Moss-killing agents shouldn’t harm the soil or prevent plants you like from growing where moss once lived.

Can I put moss killer down in the winter?

Lawntech carries out moss treatments during the winter while conditions are cool and damp. One treatment during these months is not enough to give complete control and, therefore, we usually carry out one treatment between October and December and a second between January and March.

When should I put moss killer on my lawn?

When Should I Apply Moss Killer? To kill moss, it must be actively growing. Late spring/early summer or late summer/early fall, when the weather is warm but not hot, is the ideal time to apply a moss killer, but do not apply the product to newly seeded lawns until after three or four mowings.