Hydrangea arborescens is toxic to cats, dogs and horses. The reported severity is moderate. Also known as Wild Hydrangea and Hortensia.
If your animal ate this plant, call your veterinarian, the ASPCA Animal Poison Control on (888) 426-4435 or the Pet Poison Helpline on (855) 764-7661. Fees may apply.
Vomiting Depression Diarrhea Abdominal Pain
The color of each symptom follows the severity scale above.
Hydrangea arborescens, commonly known as smooth hydrangea or sevenbark, is a species of flowering plant in the family Hydrangeaceae. It is a small- to medium-sized, multi-stemmed, deciduous shrub up to 2 m (7 ft) tall that is native to the eastern United States.
Also recorded as Smooth Hydrangea, sevenbark and tree hydrangea.
Countries with the most wild observations, from GBIF data.