Is Easter Lily Toxic to Dogs and Cats? (2026)

Lilium longiflorum

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Moderate
Severe
Safe

Quick facts

Toxic to dogsYes
Toxic to catsYes
Toxic to horsesNo
Toxic componentUnidentified nephrotoxin (all plant parts, including pollen and vase water)
Onset of symptoms2 hours for vomiting; kidney failure develops over 24-72 hours in cats
Indoor / outdoorboth

If your pet ate this plant

Both lines are staffed 24/7. A consultation fee applies to each. Do not wait for symptoms to appear before calling.

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Symptoms in dogs

  • Vomiting
  • Lethargy
  • Reduced appetite

Symptoms in cats

  • Vomiting
  • Lethargy
  • Loss of appetite
  • Increased or decreased urination
  • Dehydration
  • Seizures in advanced cases

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What to do

If a cat has had ANY contact with a true lily β€” chewing a leaf, licking pollen off fur, or drinking vase water β€” treat this as a veterinary emergency immediately, even before symptoms appear. Early IV fluid therapy within 18 hours dramatically improves survival odds.

Toxic component and mechanism

The toxic component in Easter Lily is unidentified nephrotoxin (all plant parts, including pollen and vase water).

What makes this plant different

Easter Lily's seasonal popularity as a holiday gift plant makes spring one of the highest-incidence periods for cat lily poisonings β€” a cat that simply grooms pollen off its fur after being near an Easter bouquet is at real risk, not just one that chews the leaves.

Plant identification

Scientific name
Lilium longiflorum
Family
Liliaceae
Also known as
Easter Lily
Typically found
both

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See all Liliaceae plants β†’

The information on this page is for general informational purposes only and is not a substitute for professional veterinary advice. Plant toxicity data is sourced from the ASPCA Toxic and Non-Toxic Plants database. If you believe your pet has ingested a toxic plant, contact your veterinarian or the ASPCA Animal Poison Control Center (888-426-4435) immediately. Do not wait for symptoms to appear.

Last verified: July 2, 2026 Β· Cross-referenced with ASPCA Animal Poison Control