Question: are agaricus mushrooms poisonous to dogs?
Answer: Some types of mushrooms just cause gastrointestinal irritation (e.g., vomiting and diarrhea) and are rarely life threatening when ingested. Signs can be seen in 1-6 hours, and generally resolve after 1-2 days. These types of mushrooms include the following types: Agaricus, Boletus, Entoloma.