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Is Horsehead Philodendron toxic to cats?

YES (TOXIC)
Unfortunately, Horsehead Philodendron is toxic and potentially harmful to cats. We recommend you keep your feline friends away from this plant. See the table below for more information.
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Additional Names:Horsehead Philodendron, Lacy Tree Philodendron, Selloum, Violin Philodendron, and Fiddle Leaf Philodendron
Scientific Name:Philodendron bipennifolium
Family:Araceae
Toxic Principles:Insoluble calcium oxalates
Clinical Signs:Oral irritation, intense burning and irritation of mouth, tongue and lips, excessive drooling, vomiting, difficulty swallowing.
If you think your cat may have ingested a poisonous substance, call 888 426 4435 or your local vet
Detailed Write-up
Author:
Alec
Last Updated:
7/13/25

Is Horsehead Philodendron Toxic to Cats?

As pet owners, we all strive to keep our furry friends safe and healthy. One common concern for cat owners is the potential toxicity of houseplants. One plant that has been getting a lot of attention in the recent years is the Horsehead Philodendron. In this article, we will explore the question of whether or not Horsehead Philodendron is toxic to cats and what measures can be taken to keep our feline friends safe.

What is Horsehead Philodendron?

Horsehead Philodendron (Philodendron bipinnatifidum) is a perennial herbaceous plant native to South America. It is a member of the Araceae family and is commonly grown as a houseplant. Horsehead Philodendron is popular for its large, dark green leaves that are deeply lobed and resemble the head of a horse. It can grow up to 4 feet in height and width, and it thrives in bright, indirect light and well-drained soil. Horsehead Philodendron is also a great air-purifying plant, making it a popular choice for indoor use.

Is Horsehead Philodendron Toxic to Cats?

Now, let's get to the question at hand. Is Horsehead Philodendron toxic to cats? The answer is yes. Horsehead Philodendron is toxic to cats, dogs, and even humans if ingested. The plant contains calcium oxalate crystals, which are needle-shaped crystals that can cause intense pain and irritation when they come into contact with skin or mucous membranes, such as the mouth and throat. The crystals can cause swelling, burning, and itching in the affected area, making it difficult to swallow or breathe. In severe cases, the crystals can cause anaphylactic shock, which can be life-threatening.

The severity of the symptoms depends on the amount of the plant ingested and the size of the animal. Cats are known to be curious creatures, and they may be attracted to the leaves of the Horsehead Philodendron. If your cat ingests any part of the plant, you should seek veterinary attention immediately. Symptoms may include swelling and redness of the mouth and throat, drooling, vomiting, difficulty breathing, and even seizures.

What Should You Do If Your Cat Ingests Horsehead Philodendron?

If your cat ingests any part of the Horsehead Philodendron, you should call your veterinarian immediately. Your vet may ask you to monitor your cat's symptoms or recommend bringing your cat in for an examination. In severe cases, your cat may need hospitalization and supportive care, such as intravenous fluids or oxygen therapy.

To prevent your cat from ingesting the Horsehead Philodendron or any other toxic plants, consider these measures:

  • Keep toxic plants out of reach of your cat
  • Use indoor barriers
  • Teach your cat to avoid plants
  • Provide safe, alternative plants for your cat to chew on
  • Discourage your cat from chewing on plants with a bitter spray
  • Supervise your cat when it is in areas with plants

Conclusion

Horsehead Philodendron is a popular houseplant known for its large, dark green leaves. However, it is important to note that the plant is toxic to cats if ingested. The plant contains calcium oxalate crystals, which can cause intense pain and irritation when they come into contact with skin or mucous membranes. If your cat ingests any part of the Horsehead Philodendron, seek veterinary attention immediately. To prevent your cat from ingesting toxic plants, take measures to keep the plants out of reach, teach your cat to avoid plants, and provide alternative safe plants for your cat to chew on.

Becoming informed of toxic plants is incredibly important for any pet owner, and Horsehead Philodendron is just one of many plants that can harm pets. If you have more questions or concerns regarding toxic plants, consult with your local veterinarian for more information.

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