Pet safety
Is Mistletoe Begoniatoxic to cats & dogs?
Begonia loranthoides
Toxic
Quick verdict — at a glance
- Toxic to cats?
- Yes — toxic
- Toxic to dogs?
- Yes — toxic
- ASPCA classification
- Toxic to pets · botanical name Begonia loranthoides
Is mistletoe begonia safe for cats and dogs?
No — mistletoe begonia 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 the Begonia genus as toxic to cats, dogs, and horses. Soluble calcium oxalates are the toxic principle, with the highest concentrations in the underground parts; clinical signs include oral irritation, hypersalivation, and vomiting.
| Pet | Toxic? | Per ASPCA |
|---|---|---|
| Cats | Yes | Toxic to pets |
| Dogs | Yes | Toxic to pets |
What happens if a pet eats mistletoe begonia?
The ASPCA lists the Begonia genus as toxic to cats, dogs, and horses. Soluble calcium oxalates are the toxic principle, with the highest concentrations in the underground parts; clinical signs include oral irritation, hypersalivation, and vomiting. 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 mistletoe begonia, treat it as a suspected ingestion and act on the steps below.
What to do if your pet ate mistletoe begonia
- Remove any plant material from your pet's mouth and move mistletoe begonia 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 mistletoe begonia 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 mistletoe begonia
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:
- Prayer plant — non-toxic to cats and dogs (care guide)
- Calathea — non-toxic to cats and dogs (care guide)
- Parlor palm — non-toxic to cats and dogs (care guide)
- Areca palm — non-toxic to cats and dogs (care guide)
Mistletoe Begonia and pets — frequently asked questions
Is mistletoe begonia toxic to cats?
Mistletoe Begonia (Begonia loranthoides) is toxic to cats according to the ASPCA. The ASPCA lists the Begonia genus as toxic to cats, dogs, and horses. Soluble calcium oxalates are the toxic principle, with the highest concentrations in the underground parts; clinical signs include oral irritation, hypersalivation, and vomiting. 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 mistletoe begonia toxic to dogs?
Per the ASPCA, Mistletoe Begonia (Begonia loranthoides) is toxic to dogs. Dogs often chew more enthusiastically than cats, so a toxic plant like mistletoe begonia is best removed from the floor and low shelves entirely.
What happens if my pet eats mistletoe begonia?
The ASPCA lists the Begonia genus as toxic to cats, dogs, and horses. Soluble calcium oxalates are the toxic principle, with the highest concentrations in the underground parts; clinical signs include oral irritation, hypersalivation, and vomiting. 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 mistletoe begonia, treat it as a suspected ingestion and act on the steps below.
What should I do if my cat or dog ate mistletoe begonia?
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 mistletoe begonia to the appointment helps the vet treat it correctly.
What are pet-safe alternatives to mistletoe begonia?
If you want a similar look without the risk, good non-toxic swaps include prayer plant, calathea, parlor palm, areca palm. 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 mistletoe begonia care
Pet-safety is one piece of the picture. For light, watering, soil, and troubleshooting, see the complete mistletoe begonia care guide, or browse the full pet-safe plant library to check another plant before you buy it.