Can Dogs Eat Black Walnuts?
Find out if Black Walnuts is safe for dogs and cats.
Think your pet ate something toxic?
Call ASPCA Animal Poison Control Center: (888) 426-4435 or view emergency guide
Black Walnuts
Black walnuts, especially moldy nuts, are dangerous to dogs and can cause tremors and seizures. The toxin is associated with mold on the nuts rather than the nut itself, but the risk is significant.
Even a small amount can lead to serious neurological signs. Keep black walnuts and walnut hulls away from pets and contact a veterinarian immediately if ingestion occurs.
Is Black Walnuts Safe for Dogs?
Can cause tremors, seizures, and gastrointestinal distress.
Is Black Walnuts Safe for Cats?
Avoid; can cause neurological and GI signs.
Symptoms to Watch For
- vomiting
- diarrhea
- tremors
- seizures
- weakness
- hyperthermia
What If My Pet Ate Black Walnuts?
Seek veterinary care immediately if black walnuts or moldy walnuts were eaten.
Safe Alternatives
Sources
Vet's Note
PetPilot provides general information for educational purposes. While we reference authoritative veterinary organizations, this page has not been individually reviewed by a veterinarian for your specific pet. Individual animals may react differently based on age, weight, breed, health conditions, and amount consumed. Always consult your veterinarian or a poison control center for personalized advice, especially if your pet is ill, injured, pregnant, nursing, or on medication.