← Back to all plantsSago Palm
Cycas revoluta
Toxicity: ☠️ EXTREME DANGER – POTENTIALLY FATAL

Every part is highly toxic to cats—seeds (nuts) are most deadly. Even a single seed can cause severe liver failure, seizures, and death within 24–48 hours.
Also known as:
- Japanese Sago Palm
- King Sago
- Fern Palm
- Coontie Palm
- Cardboard Palm
- Cycads and Zamias
Toxic principles: Cycasin
Symptoms of poisoning:
- Vomiting (often with blood)
- Diarrhea (may be bloody)
- Lethargy or collapse
- Jaundice (yellow gums or eyes)
- Seizures
- Liver failure (within 12–24 hours)
Clinical signs:
- Vomiting
- Melena
- Icterus
- Increased thirst
- Hemorrhagic gastroenteritis
- Bruising
- Coagulopathy
- Liver damage
- Liver failure
- Death
What to do:
🚨 THIS IS A LIFE-THREATENING EMERGENCY. ACT NOW.
- Call your emergency vet IMMEDIATELY—even if no symptoms appear.
- Contact the ASPCA Animal Poison Control Center at (888) 426-4435.
- Do NOT wait. Survival depends on treatment within 2–6 hours.
- If possible, bring a sample of the plant or seed.
💡 Warning: Often sold as ornamental houseplants or in landscaping; many owners don’t realize how deadly they are.
Safe alternatives:
- Areca Palm (Dypsis lutescens)
- Parlor Palm
- Bamboo Palm (Chamaedorea seifrizii)
- Majesty Palm (safe in moderation)
Sources:
- ASPCA Toxic and Non-Toxic Plants Database
- ASPCA Animal Poison Control: Top 10 Toxic Plants
- Veterinary Clinics of North America: Small Animal Practice (2021)
View on ASPCA.org
⚠️ Disclaimer:
PawSafePlants provides general educational information only. This content is not veterinary advice. If your cat has been exposed to any plant, contact a licensed veterinarian or the ASPCA Animal Poison Control Center immediately. We do not guarantee the accuracy, completeness, or timeliness of this information. Use at your own risk.
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