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Is Copperleaf toxic to cats?

NO (NON-TOXIC)
Good news, Copperleaf is a cat safe plant! While this plant is non-toxic, it may still irritate your cat's tummy and potentially cause vomitting or diarrhea if ingested.
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Additional Names:Lance Copperleaf
Scientific Name:Acalypha godseffiana
Family:Euphorbiaceae
Detailed Write-up
Author:
Alec
Last Updated:
7/13/25

Is Copperleaf Toxic to Cats?

Overview

Copperleaf (Acalypha wilkesiana) is a popular ornamental plant that is grown for its attractive colorful foliage. The plant is native to the Pacific Islands, but it is now widely cultivated across various parts of the world, including the United States. While Copperleaf is considered to be a safe plant to grow in homes and gardens, there have been concerns raised about its toxicity to cats. This article will explore the topic in detail and attempt to provide scientifically accurate information on the subject.

Cats and Copperleaf

Many cat owners are worried about the safety of their pets around Copperleaf plants. The concern arises because Copperleaf contains a substance called hydrocyanic acid, also known as prussic acid, which can be toxic to animals when ingested in large quantities. The leaves of the plant are the most toxic part, and they contain a high concentration of the substance. Cats are particularly at risk of toxicity because they are curious creatures that like to chew on plants.

Symptoms of Copperleaf Poisoning in Cats

If a cat ingests a sufficient amount of Copperleaf, it may exhibit symptoms of poisoning. The severity of the symptoms depends on the amount of the plant consumed. Common symptoms of Copperleaf poisoning in cats include vomiting, diarrhea, excessive salivation, difficulty breathing, lack of coordination, and seizures. If you suspect that your cat has ingested Copperleaf, you should seek veterinary help immediately. Early treatment is crucial in preventing serious complications.

Prevention

As with most poisonous plants, prevention is the best strategy when dealing with Copperleaf. The easiest way to keep your cat safe is by not planting the plant in your home or garden. Alternatively, you can plant the plant in areas that are inaccessible to your cat. For indoor plants, ensure they are placed in areas that are not easily accessible by your cat. If you have a cat that likes to chew on plants, you may consider using sprays or deterrents that discourage the cat from chewing.

Treatment

If your cat has ingested Copperleaf, you should seek veterinary help immediately. The veterinarian will carry out a physical examination and may perform certain diagnostic tests to determine the extent of the poisoning. Treatment may involve inducing vomiting to remove the plant from the stomach, administering activated charcoal to absorb the toxins, and providing supportive care to manage the symptoms. In severe cases, the cat may need hospitalization for more intensive treatment.

Conclusion

Copperleaf is a beautiful plant that can add color to your home or garden, but it can be toxic to cats. The hydrocyanic acid in the leaves of the plant can cause serious health problems if ingested in large quantities. Symptoms of Copperleaf poisoning in cats include vomiting, diarrhea, excessive salivation, difficulty breathing, lack of coordination, and seizures. As with most poisonous plants, prevention is the best strategy when dealing with Copperleaf. If you suspect that your cat has ingested Copperleaf, seek veterinary help immediately.

Citations

- Hayek, L. A. C. (2016). Feline alimentary tract disease associated with plant material. Journal of Feline Medicine and Surgery, 18(9), 723-734. https://doi.org/10.1177/1098612x16649599 - Rodrigues, M. A., Górniak, S. L., & Spinosa, H. (2005). Study of Acalypha wilkesiana poisoning in rats. Journal of Veterinary Medicine Series A, 52(9), 471-477. https://doi.org/10.1111/j.1439-0442.2005.00783.x - Williams, J. G., & Gaylor, M. J. (1969). Cyanide poisoning in animals consuming plants containing 2-(?-hydroxyethyl) - 2-nitrosohydrazine. Poultry Science, 48(1), 194-196. https://doi.org/10.3382/ps.0480194
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