Ahna Brutlag, DVM, MS, DABT, DABVT Associate Director of Veterinary Services, Pet Poison Helpline® Myth #1 – Poinsettias are highly toxic to dogs and cats. Although they have a bad reputation, the relative toxicity of poinsettia plants (Euphorbia pulcherrima) has been quite exaggerated. Toxic principle: The most problematic component of the plant are the irritants…