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Is White Heart Hickory toxic to cats?

NO (NON-TOXIC)
Good news, White Heart Hickory 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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Scientific Name:Carya tomentosa
Family:Juglandaceae
Detailed Write-up
Author:
Alec
Last Updated:
7/13/25

Is White Heart Hickory Toxic to Cats?

Introduction

White Heart Hickory is a popular wood used for making furniture, flooring, and even musical instruments. However, some cat owners may be concerned about whether this wood is safe for their feline companions. While White Heart Hickory is generally considered non-toxic, there are certain elements of this wood that could potentially pose a risk to cats.

What is White Heart Hickory?

White Heart Hickory is a type of hickory tree that is primarily found in eastern North America. It is a dense, hard wood that is popular for its strength and durability. It is often used for flooring, furniture, cabinetry, and even tool handles.

What makes White Heart Hickory potentially toxic to cats?

While White Heart Hickory itself is not toxic to cats, there are certain substances found in the wood that could pose a risk to feline health. For example, hickory wood contains juglone, a chemical compound that is toxic to several species of plants and animals. Juglone is produced naturally by many members of the walnut family, including hickory trees. When cats come into contact with juglone, they may experience symptoms such as vomiting, lethargy, and loss of appetite. In severe cases, juglone toxicity can cause liver damage and even death. Another potential danger of White Heart Hickory for cats is splinters. Like many hardwoods, White Heart Hickory can splinter if it becomes damaged or worn down over time. These splinters can pose a serious risk to cats if they are ingested or become lodged in the throat or digestive tract.

What are the symptoms of juglone toxicity in cats?

Juglone toxicity can cause a variety of symptoms in cats, including:
  • Vomiting
  • Lethargy
  • Loss of appetite
  • Diarrhea
  • Discolored urine
  • Jaundice
  • Increased thirst and urination
If you suspect that your cat has ingested White Heart Hickory and is experiencing any of these symptoms, it is important to seek veterinary care immediately.

What should cat owners do to protect their pets?

While White Heart Hickory is not inherently toxic to cats, it is important for cat owners to take certain precautions to protect their pets. Here are some tips for minimizing the risk of juglone toxicity and splinter-related injuries:
  • Avoid using White Heart Hickory in areas where your cat will have access to it, such as flooring or furniture
  • If your cat does come into contact with White Heart Hickory, monitor them closely for any signs of illness or discomfort
  • Keep a close eye on your cat when they are playing or chewing on toys made from hardwoods, including White Heart Hickory
  • Regularly inspect any wooden structures in your home (such as flooring, stairs, or furniture) for signs of damage or wear that could lead to splinters
  • If your cat does ingest a splinter of White Heart Hickory or another hardwood, contact your veterinarian immediately

Conclusion

Overall, White Heart Hickory is not toxic to cats. However, cat owners should be aware of the potential risks associated with this wood, particularly its content of juglone and the risk of splinter-related injuries. By taking simple precautions and being vigilant about your cat's behavior, you can help keep your feline friend safe and healthy.

Sources

  • Wisconsin Department of Natural Resources. "Juglans nigra (black walnut)." https://dnr.wisconsin.gov/topic/UrbanForests/treehealth/blackwalnut.html
  • American Veterinary Medical Association. "Pet Poison Helpline." https://www.avma.org/resources/pet-owners/petcare/pet-poison-helpline
  • ASPCA Animal Poison Control Center. "Juglans spp." https://www.aspca.org/pet-care/animal-poison-control/toxic-and-non-toxic-plants/juglans-spp
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