True or False: Shamrocks are poisonous to pets. Answer: True

Oxalis plants contain soluble oxalates and may poison pets after substantial ingestion. Digestive or systemic signs require veterinary advice.

Editorial overview based on the linked VCA resource; this is not the complete original handout. Prepared 2026-10-03; not veterinarian-reviewed. Diagnosis and treatment, including medication choice and dose, require veterinary guidance.