Plant safety record
Peace Lily
Spathiphyllum wallisii
A tropical perennial with glossy leaves and a white spathe surrounding a central spadix.
Also called: Mauna Loa peace lily, Spathiphyllum
Cats
Irritant or physical hazard
The main documented concern is intense oral irritation from insoluble calcium oxalates.
Evidence Strong evidence
Dogs
Irritant or physical hazard
The main documented concern is intense oral irritation from insoluble calcium oxalates.
Evidence Strong evidence
Why PawPlants gives these results
The main documented concern is intense oral irritation from insoluble calcium oxalates. The main documented concern is intense oral irritation from insoluble calcium oxalates. Peace lily is not a true Lilium lily, but chewing it can still cause substantial oral irritation.
Identification details
A tropical perennial with glossy leaves and a white spathe surrounding a central spadix. Peace lily is not a true Lilium lily, but chewing it can still cause substantial oral irritation. Look for the scientific name Spathiphyllum wallisii or a verified synonym on the plant label.
Evidence and classification
Cat evidence: Strong evidence. Dog evidence: Strong evidence. Important qualification: This irritation pattern is different from the kidney-injury hazard associated with true Lilium lilies. This irritation pattern is different from the kidney-injury hazard associated with true Lilium lilies.
Sources
Royal Botanic Gardens, Kew
Spathiphyllum wallisii | Plants of the World Online
Scope: Accepted name and family for Spathiphyllum wallisii.
Reviewed: 2026-07-30
American Society for the Prevention of Cruelty to Animals
Toxic and Non-toxic Plants: Mauna Loa Peace Lily
Scope: Veterinary cat and dog classification for Mauna Loa Peace Lily.
Reviewed: 2026-07-30
Frequently asked questions
Does Peace Lily have the same result for cats and dogs?
The reviewed classifications match, but each pet result is still stored and reviewed separately.
Can the common name confirm the plant?
No. Peace lily is not a true Lilium lily, but chewing it can still cause substantial oral irritation.