No! Different nuts may have different effects, but it is best to avoid feeding tree nuts to your dog (peanuts, which are not tree nuts, are generally safe). Moldy nuts in particular must be avoided, since they can cause tremors, seizures, and other neurological symptoms.
If your dog has eaten nuts off the ground, you should monitor your dog carefully for these symptoms. Macadamia nuts are poisonous for dogs to consume. The toxin juglone—found in black walnuts, hickory nuts, and pecans—may cause health concerns as well.
Even in the case of safer nuts like almonds and pistachios, it is best to avoid them altogether. Dogs do not process fat as easily as humans do, and nuts have a high fat content.
If your dog eats nuts, seek veterinary care if you notice the following symptoms:
We’ve got tons of articles about which foods are safe or dangerous for your dog, from common snacks to fruits. You might also be interested in “Can My Dog Eat Peanuts?“