Should You Cut Grass In Winter. It needs these over the winter to maintain health. A lawn should be 25-3 inches during winter and in fact for most of the year.
Winter days are short and the suns rays are weak. The cutting height and time to short mow in winter varies across grasses because cutting too high may increase the grasss tendency to mat under snowfall and invite diseases such as snow mold. This is why some people still cut their grass lightly in the winter because it can become untidy over the months.
But like any good hair trim you should not cut short all at once.
Cutting your grass too short leaves the grass hungry. Remember that the leaves on a grass plant are there to harvest energy from the sun and keep the plant alive. Shorten your cool season grass to about 25 inches before the first frost in winter. Cutting grass shorter in winter offers myriad long-term benefits for your lawn most notably increases its ability to resist extreme winter temperatures.