Orange lily Toxic?

Updated 2026-03-06| 4 min read| 1,809 found this helpful
Orange lily
1

All parts of the orange lily are severely toxic to cats, even small ingestions can lead to fatal kidney failure without timely treatment

2

Initial vomiting, drooling and lethargy fade after 2-6 hours, falsely indicating recovery before life-threatening kidney damage develops

3

Aggressive intravenous fluid therapy administered within 24 hours of ingestion is critical to prevent permanent kidney injury in cats

FAQ

Is Orange lily toxic to Humans?

No confirmed human toxicity cases are reported, though intentional ingestion of any part of the plant is not recommended (Non-toxic)

Is Orange lily toxic to Cats?

Phase 1 (1-3 hours post-ingestion): Vomiting, excessive drooling, loss of appetite, lethargy. Gastrointestinal symptoms resolve after 2-6 hours, falsely mimicking recovery. Phase 2 (12-30 hours post-ingestion): Increased urination leading to dehydration. Without treatment, anuria (no urine output) develops 24-48 hours post-ingestion, with recurrent vomiting and severe uremia (Severe)

Is Orange lily toxic to Dogs?

No confirmed toxic effects reported per available data; mild gastrointestinal upset may occur after ingestion of large quantities (Low)

Is Orange lily toxic to Horses?

No confirmed toxicity cases documented; mild digestive discomfort may occur with large consumption (Low)

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Toxicity Details

Humans
Non-toxic

No confirmed human toxicity cases are reported, though intentional ingestion of any part of the plant is not recommended

Cats
Severe

Phase 1 (1-3 hours post-ingestion): Vomiting, excessive drooling, loss of appetite, lethargy. Gastrointestinal symptoms resolve after 2-6 hours, falsely mimicking recovery. Phase 2 (12-30 hours post-ingestion): Increased urination leading to dehydration. Without treatment, anuria (no urine output) develops 24-48 hours post-ingestion, with recurrent vomiting and severe uremia

Dogs
Low

No confirmed toxic effects reported per available data; mild gastrointestinal upset may occur after ingestion of large quantities

Horses
Low

No confirmed toxicity cases documented; mild digestive discomfort may occur with large consumption

Toxicity Snapshot

Toxic PartsAll parts of the plant, including flowers, leaves, stems, roots, pollen and bulb
Exposure RouteIngestion of any plant part, including accidental grooming of pollen off fur or paws, is the primary exposure route
Toxic CompoundsUnidentified toxic compound; Tuliposide

First Aid & Prevention

First 30 Minutes

  • • Induce vomiting immediately only if explicitly advised by a veterinarian after confirming lily ingestion by a cat
  • • Remove all remaining plant material from the animal's mouth, fur and surrounding environment
  • • Collect leftover plant material to show your veterinarian for quick identification

Contact Vet Immediately

  • • Any confirmed or suspected ingestion of any part of orange lily by a cat, even in very small amounts
  • • Your cat exhibits vomiting, drooling, lethargy or loss of appetite after potential lily exposure
  • • You notice increased urination, dehydration or reduced urine output in your pet after possible exposure

Prevention

  • • Keep all Lilium and Hemerocallis species out of homes, balconies and yards accessible to cats
  • • Check all cut flower arrangements and potted plants for lily content before bringing them into a cat-occupied space
  • • Wipe off any lily pollen that falls on surfaces or pet fur immediately to prevent accidental grooming ingestion

Treatment & Prognosis

  • • Early aggressive intravenous fluid therapy (NaCl solution, 2-3 times maintenance requirement) administered within 24 hours of ingestion, continued for 1-3 days
  • • For patients that have developed anuria (no urine output), peritoneal lavage, peritoneal dialysis or hemodialysis is required
  • • Decontamination and symptomatic supportive care as per standard veterinary emergency toxicology protocols
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Professional Toxicology

Scientific NameLilium bulbiferum L.s.l.
AliasesFire lily、Tiger lily、Feuerlilie (German)、Lis safrané (French)、Giglio rosso、Giglio di San Giovanni (Italian)
Toxicity Grade
HumansNon-toxic
CatsSevere
DogsLow
HorsesLow
Target Organs
Gastrointestinal tractKidneys
Mechanism of Action

• Unidentified toxic compounds and tuliposides cause acute tubular necrosis in cat kidneys

• Toxic metabolites accumulate in kidney tissue, leading to anuria and irreversible kidney damage without prompt fluid therapy

Other Species Risk (CliniTox)

Information from CliniTox veterinary text.

Cat: Extremely high risk of fatal acute kidney failure; ingestion of even small amounts of pollen, leaves or flowers requires immediate veterinary care
Dog: No confirmed toxic effects reported per available data; large ingestions may cause mild gastrointestinal upset including vomiting and diarrhea
Horse: No confirmed toxicity cases documented; consumption of large amounts may lead to mild digestive discomfort
Confusion Risk

The following plants look similar and may be confused:

Other lily species Lilium spp.
Similar flower morphology and growth habit, all Lilium species are extremely toxic to cats with no easily visible distinguishing features
Orange daylily Hemerocallis fulva
Similar bright orange flower color, also highly toxic to cats, differs by shorter flower lifespan of just one day
Yellow daylily Hemerocallis lilioasphodelus
Related genus with similar growth pattern, also toxic to cats, can be distinguished by its bright yellow flower color
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Data Sources

This information is for reference only and does not constitute medical advice. If ingestion or poisoning is suspected, seek medical or veterinary attention immediately.

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