Learn how to care for your peace lily during the winter months with these helpful tips. Keep your peace lily in a warm, draft-free location with indirect sunlight. Water sparingly, allowing the soil to dry out slightly between waterings. Consider using a humidifier or pebble tray to maintain adequate moisture levels. Prune any yellowing or damaged leaves and fertilize lightly. By following these simple guidelines, you can ensure that your peace lily thrives throughout the winter season.