Toxicity to pets

Monkshood contains the toxin aconitine throughout the plant; roots, seeds, and young shoots are most toxic. Monkshood is toxic to pet animals, horses, livestock, and humans with most poisonings reported in livestock species. Ingestion of Monkshood can result in gastrointestinal distress (e.g., drooling, bloating, emesis), musculoskeletal weakness, difficulty breathing, and cardiac rhythm disturbances resulting in sudden death.