Pet safety
Is Hydrangea 'Strawberry Sundae' toxic to cats?
Hydrangea paniculata 'Renhy'
Mildly. The ASPCA lists hydrangea 'strawberry sundae' as mildly toxic to cats — a chewing cat typically gets mouth irritation, drooling, and vomiting rather than a medical emergency, but it is still best kept out of reach. This classification follows the ASPCA Toxic and Non-Toxic Plant List. Hydrangea paniculata 'Renhy' belongs to the genus Hydrangea, which the ASPCA lists as toxic to dogs, cats, and horses. All parts contain cyanogenic glycosides that can cause vomiting, diarrhoea, and lethargy if eaten by pets.
What to do if your cat ate hydrangea 'strawberry sundae'
- Remove any plant material from your cat's mouth and move hydrangea 'strawberry sundae' 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 in the US, or Animal PoisonLine on 01202 509 000 in the UK and follow their advice.
- Bring a leaf or photo of hydrangea 'strawberry sundae' to the appointment so it can be treated correctly.
General guidance, not veterinary advice. If you think your cat has eaten hydrangea 'strawberry sundae', contact your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 in the US, or Animal PoisonLine on 01202 509 000 in the UK — do not wait for symptoms to worsen.
Is hydrangea 'strawberry sundae' toxic to cats? — FAQ
Is hydrangea 'strawberry sundae' toxic to cats?
Mildly. The ASPCA lists hydrangea 'strawberry sundae' as mildly toxic to cats — a chewing cat typically gets mouth irritation, drooling, and vomiting rather than a medical emergency, but it is still best kept out of reach. Hydrangea paniculata 'Renhy' belongs to the genus Hydrangea, which the ASPCA lists as toxic to dogs, cats, and horses. All parts contain cyanogenic glycosides that can cause vomiting, diarrhoea, and lethargy if eaten by pets.
What are the symptoms if a cat eats hydrangea 'strawberry sundae'?
Hydrangea paniculata 'Renhy' belongs to the genus Hydrangea, which the ASPCA lists as toxic to dogs, cats, and horses. All parts contain cyanogenic glycosides that can cause vomiting, diarrhoea, and lethargy if eaten by pets. 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 cat has had access to hydrangea 'strawberry sundae'.
What should I do if my cat ate hydrangea 'strawberry sundae'?
Stay calm. Remove any plant from your cat'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 in the US, or Animal PoisonLine on 01202 509 000 in the UK and follow their advice; a leaf or photo helps the vet treat it correctly.
Is hydrangea 'strawberry sundae' toxic to dogs too?
The ASPCA classification Growli uses applies to both cats and dogs: Hydrangea 'Strawberry Sundae' is mildly toxic to dogs as well. See the full hydrangea 'strawberry sundae' pet-safety guide for both species.
What is a cat-safe alternative to hydrangea 'strawberry sundae'?
For a similar look without the risk, see the best cats-safe plants list — every plant there is ASPCA non-toxic to cats and dogs.
Type any plant to see what the ASPCA says about it and your cat.
Full hydrangea 'strawberry sundae' pet-safety
- Is hydrangea 'strawberry sundae' toxic to cats and dogs? — the full guide for both pets
- Is hydrangea 'strawberry sundae' toxic to dogs?
- My cat ate hydrangea 'strawberry sundae' — emergency steps
- Best cats-safe plants — the full ASPCA non-toxic list
- Complete hydrangea 'strawberry sundae' care guide
- Best plant app for pet owners — which apps actually flag ASPCA toxicity before you buy the plant
Writing about plant safety? Embed our free pet-toxicity checker on your site — ASPCA-grounded verdicts for 11,000+ plants, no sign-up.