winterkill

To kill (plants, for example) by exposing to extremely cold winter weather.

To die from exposure to cold winter weather. Used especially of plants.

Death, as of plants, resulting from exposure to winter weather.

To kill by cold in winter: as, to winter-kill wheat or clover.

To die as the result of exposure to the cold of winter.

To kill by the cold, or exposure to the inclemency of winter.

The mortality resulting from lethal wintry conditions among a human, animal, and/or vegetal population.

To kill by the conditions of winter, especially the effect of the cold, freezing.

To die from the above effects of winter conditions.