Peace Lily
Spathiphyllum wallisii
- Light
- Low to medium indirect; tolerates true low-light corners better than most plants
- Water
- Every 5-9 days; keep the soil consistently lightly moist but not soggy
- Soil
- Standard indoor potting mix with good drainage
- Temperature
- 18-27°C (65-80°F); sensitive to cold drafts
- Humidity
- Prefers 50%+; will produce brown leaf tips in dry winter air
- Growth habit
- Clumping rosette; new leaves emerge from the centre
- Mature size
- 40-100 cm (16-40 in) depending on cultivar
- Pet toxicity
- Toxic to cats and dogs (calcium oxalate)
Watering baseline: ~6 days between waterings, in a 6-inch pot, medium light, spring growth, normal household humidity, and standard potting mix. The full guide's watering estimator adjusts the interval for your specific pot, light, season, humidity, and soil.