Dogs · Nuts & Seeds
Can dogs eat black walnuts?
Not safe severity: moderate
The problem compound: juglone + mold tremorgenic mycotoxins on fallen nuts. For: dogs.
English walnuts from the store are a different entry (caution). BLACK walnuts, especially moldy ones from the yard, are the toxic ones.
Symptoms to watch
tremorsvomitingseizures (moldy nuts)
Sources: Pet Poison Helpline. Reference information — not a substitute for your veterinarian, who knows your pet's history.