Pet safety
Is Hydrangea aspera 'Villosa'toxic to cats & dogs?
Hydrangea aspera 'Villosa'
Quick verdict — at a glance
- Toxic to cats?
- Yes — toxic
- Toxic to dogs?
- Yes — toxic
- ASPCA classification
- Toxic to pets · botanical name Hydrangea aspera 'Villosa'
Is hydrangea aspera 'villosa' safe for cats and dogs?
No — hydrangea aspera 'villosa' is toxic to cats and dogs. Keep it well away from any pet that chews plants; reactions can be significant. This classification follows the ASPCA Toxic and Non-Toxic Plant List, the most widely used reference for companion-animal plant safety in the US and the standard most UK vets cite as well. The ASPCA lists Hydrangea as toxic to dogs, cats and horses. The toxic principle is cyanogenic glycoside (hydrangin) present in leaves, buds and flowers; ingestion can cause vomiting, diarrhoea, lethargy and depression. Keep pets from chewing the plant and contact a vet if a significant amount is eaten.
| Pet | Toxic? | Per ASPCA |
|---|---|---|
| Cats | Yes | Toxic to pets |
| Dogs | Yes | Toxic to pets |
What happens if a pet eats hydrangea aspera 'villosa'?
The ASPCA lists Hydrangea as toxic to dogs, cats and horses. The toxic principle is cyanogenic glycoside (hydrangin) present in leaves, buds and flowers; ingestion can cause vomiting, diarrhoea, lethargy and depression. Keep pets from chewing the plant and contact a vet if a significant amount is eaten. Signs usually appear soon after chewing rather than hours later. If you see drooling, pawing at the mouth, head-shaking, vomiting, loss of appetite, or unusual lethargy after your pet has had access to hydrangea aspera 'villosa', treat it as a suspected ingestion and act on the steps below.
What to do if your pet ate hydrangea aspera 'villosa'
- Remove any plant material from your pet's mouth and move hydrangea aspera 'villosa' 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 hydrangea aspera 'villosa' to the appointment so it can be treated correctly.
This page is general guidance, not veterinary advice. Pets vary, and a reaction may be to soil, fertiliser, or pesticide rather than the plant. If you are worried, always contact a vet or the ASPCA Animal Poison Control Center on (888) 426-4435 — do not wait for symptoms to worsen.
Pet-safe alternatives to hydrangea aspera 'villosa'
Want the same look without the risk? These plants are listed as non-toxic to cats and dogs by the ASPCA and have similar care needs:
- Hoya — non-toxic to cats and dogs (care guide)
- Bromeliad — non-toxic to cats and dogs (care guide)
- Christmas cactus — non-toxic to cats and dogs (care guide)
- African violet — non-toxic to cats and dogs (care guide)
Hydrangea aspera 'Villosa' and pets — frequently asked questions
Is hydrangea aspera 'villosa' toxic to cats?
Hydrangea aspera 'Villosa' (Hydrangea aspera 'Villosa') is toxic to cats according to the ASPCA. The ASPCA lists Hydrangea as toxic to dogs, cats and horses. The toxic principle is cyanogenic glycoside (hydrangin) present in leaves, buds and flowers; ingestion can cause vomiting, diarrhoea, lethargy and depression. Keep pets from chewing the plant and contact a vet if a significant amount is eaten. Keep it out of reach and contact your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 if your cat chews it.
Is hydrangea aspera 'villosa' toxic to dogs?
Per the ASPCA, Hydrangea aspera 'Villosa' (Hydrangea aspera 'Villosa') is toxic to dogs. Dogs often chew more enthusiastically than cats, so a toxic plant like hydrangea aspera 'villosa' is best removed from the floor and low shelves entirely.
What happens if my pet eats hydrangea aspera 'villosa'?
The ASPCA lists Hydrangea as toxic to dogs, cats and horses. The toxic principle is cyanogenic glycoside (hydrangin) present in leaves, buds and flowers; ingestion can cause vomiting, diarrhoea, lethargy and depression. Keep pets from chewing the plant and contact a vet if a significant amount is eaten. Signs usually appear soon after chewing rather than hours later. If you see drooling, pawing at the mouth, head-shaking, vomiting, loss of appetite, or unusual lethargy after your pet has had access to hydrangea aspera 'villosa', treat it as a suspected ingestion and act on the steps below.
What should I do if my cat or dog ate hydrangea aspera 'villosa'?
Stay calm. Remove any remaining plant material from your pet's mouth and take the plant away so they cannot eat more. Note roughly how much was eaten and when. Do not make your pet vomit unless a vet or poison-control specialist tells you to. Call your vet or the ASPCA Animal Poison Control Center on (888) 426-4435 (a consultation fee may apply) and follow their advice. Bringing a photo or a leaf of hydrangea aspera 'villosa' to the appointment helps the vet treat it correctly.
What are pet-safe alternatives to hydrangea aspera 'villosa'?
If you want a similar look without the risk, good non-toxic swaps include hoya, bromeliad, christmas cactus, african violet. All of these are listed as non-toxic to cats and dogs by the ASPCA, so they suit a home where pets have access to your plants.
Full hydrangea aspera 'villosa' care
Pet-safety is one piece of the picture. For light, watering, soil, and troubleshooting, see the complete hydrangea aspera 'villosa' care guide, or browse the full pet-safe plant library to check another plant before you buy it.