Peace Lily - With PotPeace Lily Quick Care Guide Light & Water Prefers bright, indirect light but can tolerate low light. Water when the top 2 3 cm of soil is dry; keep soil moist but not soggy. Humidity Thrives in moderate to high humidity; mist occasionally or use a humidifier. Maintenance Fertilize every 6 8 weeks during the growing season, prune dead flowers and yellow leaves, and repot every 2 3 years.