The American Holly is poisonous for both cats and dogs.
Typical symptoms include caffeine like stimulatory effects, vomiting, depression, diarrhea, and drooling.
The American holly, a species of holly found in eastern and south-central United States.It is often cultivated and used as ornamental plants. Holly is a popular winter Christmas and holiday season decoration. It can withstand temperatures as low as −32 °C. The flowers are pollinated by insects.
The scientific name for this plant is Ilex opaca. Additional name for this plant include Christmas Holly, English Holly, European Holly, Gallberry Shrubs, Oregon Holly, White Holly, and Winterberry.
Image: Istock.com / Claudio Caridi