Pet safety
Is Coris-Leaved St John's Wort toxic to dogs?
Hypericum coris
Yes — coris-leaved st john's wort is toxic to dogs according to the ASPCA. Keep it well away from any dog that chews plants; reactions can be significant. This classification follows the ASPCA Toxic and Non-Toxic Plant List. ASPCA lists Hypericum (St John's wort) as toxic to dogs, cats, and horses; the toxic principle is hypericin, which causes photosensitisation — ulcerative and exudative dermatitis when exposed to sunlight after ingestion. Seek veterinary advice immediately if ingestion is suspected.
What to do if your dog ate coris-leaved st john's wort
- Remove any plant material from your dog's mouth and move coris-leaved st john's wort out of reach.
- Note how much was eaten and when, and watch for drooling, vomiting, or lethargy.
- Do not induce vomiting unless a vet or poison-control specialist instructs you to.
- Call your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 and follow their advice.
- Bring a leaf or photo of coris-leaved st john's wort to the appointment so it can be treated correctly.
General guidance, not veterinary advice. If you think your dog has eaten coris-leaved st john's wort, contact your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 — do not wait for symptoms to worsen.
Is coris-leaved st john's wort toxic to dogs? — FAQ
Is coris-leaved st john's wort toxic to dogs?
Yes — coris-leaved st john's wort is toxic to dogs according to the ASPCA. Keep it well away from any dog that chews plants; reactions can be significant. ASPCA lists Hypericum (St John's wort) as toxic to dogs, cats, and horses; the toxic principle is hypericin, which causes photosensitisation — ulcerative and exudative dermatitis when exposed to sunlight after ingestion. Seek veterinary advice immediately if ingestion is suspected.
What are the symptoms if a dog eats coris-leaved st john's wort?
ASPCA lists Hypericum (St John's wort) as toxic to dogs, cats, and horses; the toxic principle is hypericin, which causes photosensitisation — ulcerative and exudative dermatitis when exposed to sunlight after ingestion. Seek veterinary advice immediately if ingestion is suspected. Signs usually appear soon after chewing rather than hours later — watch for drooling, pawing at the mouth, vomiting, loss of appetite, or unusual lethargy after your dog has had access to coris-leaved st john's wort.
What should I do if my dog ate coris-leaved st john's wort?
Stay calm. Remove any plant from your dog's mouth and take the plant away. Note how much was eaten and when, and do not induce vomiting unless told to. Call your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 and follow their advice; a leaf or photo helps the vet treat it correctly.
Is coris-leaved st john's wort toxic to cats too?
The ASPCA classification Growli uses applies to both cats and dogs: Coris-Leaved St John's Wort is toxic to cats as well. See the full coris-leaved st john's wort pet-safety guide for both species.
What is a dog-safe alternative to coris-leaved st john's wort?
For a similar look without the risk, see the best dogs-safe plants list — every plant there is ASPCA non-toxic to cats and dogs.
Full coris-leaved st john's wort pet-safety
- Is coris-leaved st john's wort toxic to cats and dogs? — the full guide for both pets
- Is coris-leaved st john's wort toxic to cats?
- My dog ate coris-leaved st john's wort — emergency steps
- Best dogs-safe plants — the full ASPCA non-toxic list
- Complete coris-leaved st john's wort care guide