Cleaning dusty peace lily leaves in six gentle steps
Peace lilies benefit from gentle dust removal with a damp cloth. Avoid harsh leaf cleaners, and remember the plant is harmful if eaten.
Wikimedia Commons · KNOW MALTA by Peter Grima / Wikimedia Commons / CC BY-SA 2.0 · CC BY-SA 2.0 ↗
The Royal Horticultural Society recommends wiping peace lily leaves with a damp cloth to remove dust and support photosynthesis. It also cautions that Spathiphyllum is harmful if eaten and can irritate skin and eyes. This care is specific to smooth-leaved peace lilies, not every houseplant.