Spathiphyllum ortgiesii · Plant reference

About

Spathiphyllum ortgiesii is a peace lily from southern Mexico that is sometimes traded as a houseplant.

Pet safety: Toxic to cats and dogs: insoluble calcium oxalate crystals cause mouth irritation, drooling, vomiting and difficulty swallowing. General guidance for the genus
People: Poisonous if eaten (NC State Extension rates it medium severity): calcium oxalate crystals in the leaves cause severe pain and burning in the mouth, lips, tongue and throat, drooling, vomiting and difficulty swallowing. General guidance for the genus

Light: Partial to deep shade; keep out of direct sun. General guidance for the genus
Water: Keep moist but not soggy, letting the surface dry between waterings; watering from below works well. General guidance for the genus
Temperature: 20–29 °C (68–85 °F) by day, with a night drop of no more than about 5 °C (10 °F). General guidance for the genus
Soil: Well-drained potting mix rich in organic matter, slightly acidic (pH below 6); feed at quarter strength to avoid salt burn. General guidance for the genus
Pot: Repot in February or March when needed. General guidance for the genus
Propagation: Division. General guidance for the genus
Hardiness: USDA zones 11–12; grown indoors elsewhere. General guidance for the genus

“General guidance for the genus” marks advice sourced for the genus as a whole rather than this species.

A herbaceous perennial with large, oval to lance-shaped leaves. The flowers sit on a spadix surrounded by a usually white spathe.

Native to southern Mexico.

Sometimes sold as a peace lily.

Difficulty: easy
Temperature: 20–29 °C (68–85 °F) by day, with a night drop of no more than about 5 °C (10 °F).