Is a peace lily toxic to cats?
Also called: Spathiphyllum, Mauna Loa peace lily
Toxic
Irritates the mouth and stomach. It does not cause kidney failure, and serious problems are rare.
It's listed as toxic to cats, but it's much milder than true lilies. Chewing it releases crystals that cause mouth pain, drooling and vomiting. Serious problems are very rare.
Signs to watch for
- Mouth irritation and burning, heavy drooling, vomiting and difficulty swallowing.
Why it's dangerous
- The plant contains insoluble calcium oxalate crystals that are released when it is chewed.
Where this comes from
ASPCA Animal Poison Control
While Peace lilies are toxic, it is very rare for them to cause serious or life-threatening problems.
Read "Which Lilies Are Toxic to Pets?"
Checked 9 October 2026
VCA Animal Hospitals
They do not cause kidney failure like true lilies and daylilies.
Read "Plants That are Toxic to Cats"
Checked 9 October 2026
Where this comes from
ASPCA Animal Poison Control
Clinical Signs: Oral irritation, intense burning and irritation of mouth, tongue and lips, excessive drooling, vomiting, difficulty swallowing.
Read "Toxic and Non-toxic Plants: Peace Lily"
Checked 9 October 2026
ASPCA Animal Poison Control
While Peace lilies are toxic, it is very rare for them to cause serious or life-threatening problems.
Read "Which Lilies Are Toxic to Pets?"
Checked 9 October 2026
VCA Animal Hospitals
They do not cause kidney failure like true lilies and daylilies.
Read "Plants That are Toxic to Cats"
Checked 9 October 2026
Where this comes from
ASPCA Animal Poison Control
Clinical Signs: Oral irritation, intense burning and irritation of mouth, tongue and lips, excessive drooling, vomiting, difficulty swallowing.
Read "Toxic and Non-toxic Plants: Peace Lily"
Checked 9 October 2026
Where this comes from
ASPCA Animal Poison Control
Peace lilies contain insoluble calcium oxalate crystals that are released when the plant is chewed
Read "Which Lilies Are Toxic to Pets?"
Checked 9 October 2026
Pet Poison Helpline
These plants contain insoluble calcium oxalate crystals that can be very irritating to the mouth and gastrointestinal tract.
Read "Top 11 Poisonous Plants"
Checked 9 October 2026