🐾 PawSafe Check

Is Dieffenbachia Toxic to Horses?

Yes — dieffenbachia is toxic to horses.

Toxic

PawSafe Check is for general information only and is not veterinary advice. Always contact your veterinarian or a poison control service if you think your pet has been exposed.

Symptoms to watch for

Toxic parts

All parts, especially stems

Toxic compound

Insoluble calcium oxalate crystals and proteolytic enzymes

What to do now

  1. Call your vet or a pet poison control line immediately — don't wait for symptoms.
  2. Do not induce vomiting unless a vet tells you to.
  3. Bring the plant, label or packaging with you so the vet knows exactly what your horse ate.
  4. Note roughly how much was eaten and when.

Good to know

Dieffenbachia packs a stronger punch than most crystal-containing plants. Swelling of the mouth and throat can be significant, so treat any chewing seriously.

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Pet-safe alternatives

Frequently asked questions

Is dieffenbachia toxic to horses?

Yes — dieffenbachia is toxic to horses. Dieffenbachia packs a stronger punch than most crystal-containing plants. Swelling of the mouth and throat can be significant, so treat any chewing seriously.

What are the symptoms of dieffenbachia poisoning in horses?

Intense mouth pain and drooling. Swelling of the lips, tongue and throat. Vomiting. Trouble swallowing. Rarely, throat swelling that makes breathing hard.

What should I do if my horse ate dieffenbachia?

Call your vet or a pet poison control line immediately — don't wait for symptoms. Do not induce vomiting unless a vet tells you to. Bring the plant, label or packaging with you so the vet knows exactly what your horse ate. Note roughly how much was eaten and when.

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