Helenium autumnale is toxic to horses. The reported severity is moderate. Also known as Common Sneezeweed and Autumn Sneezeweed.
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.
Drooling Vomiting Diarrhea Weakness Recumbency Difficulty Breathing Coughing Tremors
The color of each symptom follows the severity scale above.
Helenium autumnale is a North American species of flowering plants in the family Asteraceae. Common names include common sneezeweed and large-flowered sneezeweed.
Also recorded as Fall Sneezeweed, Mountain Sneezeweed, Sneezeweed and swamp sunflower.
More from the Asteraceae family:
Countries with the most wild observations, from GBIF data.