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Is Brunfelsia toxic to cats?

YES (TOXIC)
Unfortunately, Brunfelsia 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:Yesterday, Today, Tomorrow, Kiss-Me-Quick, Lady-of-the-Night, Fransiscan Rain Tree
Scientific Name:Brunfelsia species
Family:Solanaceae
Toxic Principles:Brunfelsamidine
Clinical Signs:Tremors, seizures (for several days), diarrhea, vomiting, hypersalivation, lethargy, incoordination, coughing
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 Brunfelsia Toxic to Cats?

Brunfelsia, also known as yesterday, today and tomorrow, is a popular plant known for its beautiful flowers that change color over time. Although this plant may be a lovely addition to your garden or indoors, it is always essential to consider the safety of your furry friends, especially cats, before bringing any plant inside or in your yard.

Possible Toxicity of Brunfelsia to Cats

Many cat owners have heard that certain plants can be toxic to their pets. It is crucial to know which plants can pose a threat and what kind of reactions you can expect if your cat eats or comes into contact with them. When it comes to Brunfelsia, there is no clear answer as to whether it is toxic to cats or not as there is little research that has been done. However, there are some reports of pets showing signs of poisoning after eating parts of the plant, especially its unripe fruit and seeds.

According to the American Society for the Prevention of Cruelty to Animals (ASPCA), if ingested, Brunfelsia can cause vomiting, diarrhea, loss of appetite, lethargy, and other symptoms. In more severe cases, it can cause tremors, seizures, and even death. The severity of the symptoms depends on the amount ingested and the size and weight of the cat.

What to Do If Your Cat Eats Brunfelsia

If you suspect that your cat has ingested Brunfelsia, it is essential to seek veterinary care immediately. Your vet may recommend inducing vomiting or administering activated charcoal to prevent the plant toxins from being absorbed and causing further harm to your cat.

If your cat is exhibiting any of the symptoms mentioned above, do not hesitate to take them to the vet right away. With prompt medical attention, your cat can recover quickly and avoid any severe or fatal consequences.

Tips for Keeping Your Cat Safe

Cats are curious creatures, and they will explore their surroundings no matter what. As a pet owner, it is your responsibility to ensure that your cat is safe and protected from any harmful substances, including plants. Here are some tips to help keep your cat safe:

  • Research the plants that you have in your home and yard for potential toxicity to cats
  • Make sure all plants that are toxic to cats, such as Brunfelsia, are kept out of reach or out of the house altogether
  • Use deterrents, such as double-sided tape or aluminum foil, to prevent your cat from rubbing or chewing on plants
  • Provide plenty of cat-safe toys and activities to distract your cat from exploring potentially dangerous plants
  • Monitor your cat's behavior and health, and seek veterinary care immediately if you notice any unusual symptoms or behavior

Conclusion

In conclusion, it is important to be aware of the potential toxicity of Brunfelsia, or any plant for that matter, if you have cats in your household. Although there is a lack of research on the specific toxicity of Brunfelsia to cats, there have been reports of pets showing signs of poisoning after ingesting plants, especially their unripe fruits and seeds. If you suspect that your cat has ingested Brunfelsia, or if they are experiencing any unusual symptoms, seek veterinary attention immediately. Always take precautions to keep your cat safe and free from harm's way, including researching the plants in your home and yard, keeping toxic plants out of reach, and providing plenty of cat-safe toys and activities to keep them entertained and distracted.

Remember, as a cat owner, it is your responsibility to keep your furry friend safe, happy, and healthy.

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