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Is Geranium toxic to cats?

YES (TOXIC)
Unfortunately, Geranium 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:Many cultivars
Scientific Name:Pelargonium species
Family:Geraniaceae
Toxic Principles:Geraniol, linalool
Clinical Signs:Vomiting, anorexia, depression, dermatitis
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 Geranium Toxic to Cats?

Introduction

For centuries, people have used geraniums for their sweet fragrance and attractive blossoms. These plants are popular for use in both indoor and outdoor gardening, and they are often included in arrangements of mixed flowers. However, as much as we love this plant, it is important to consider the potential danger it poses to our beloved feline friends. In this article, we will explore whether geraniums are toxic to cats, identifying what substances in geraniums are harmful to cats, symptoms that accompany exposure to these substances, and how to prevent accidental toxic exposure.

What Makes Geraniums a Potential Risk to Cats?

Geraniums belong to the Perennial flowering plants family, and they are available in a variety of species. The geranium plants' leaves, stems, and flowers contain substances that may be toxic to cats. These substances are primarily terpenoids, essential oils and flavonoids that give geraniums their beautiful scent, and they are also responsible for their toxicity to cats. While these substances may not harm humans, they can trigger significant health reactions in cats.

What are the symptoms of Geranium toxicity in Cats?

The severity of symptoms that occur when cats come into contact with geraniums varies widely, depending on the ingestion amount and the cat's sensitivity level. Some of the most commonly observed signs of geranium toxicity in cats include:

  • Vomiting
  • Diarrhea
  • Excessive drooling or salivation
  • Lethargy or weakness
  • Loss of appetite

In severe cases, cats may experience excitement, shaking, or seizures. These latter symptoms are less common and typically only occur when cats have ingested large amounts of geraniums or have an extreme allergic reaction.

Prevention of Geranium Toxicity in Cats

Prevention of geranium toxicity in cats is vital since it is always easier to prevent a problem than to address it once it has already occurred. Preventative measures include:

  • Avoid planting geraniums in your yard if you have cats
  • Avoid keeping geraniums inside your home in reach of your cat
  • Provide your cat with a different area to play or lounge in
  • Educate yourself and others in your home on the toxicity risks of geraniums to cats.

These simple steps can help protect your cat and ensure that your home or garden is a safe place for your pet.

Conclusion

While the geranium plant is beautiful and valuable in herbology, it may pose a risk to cats. The essential oils and flavonoids present in geraniums may be toxic to cats and may cause health complications if ingested. If you are a cat owner who is fond of geraniums, you may want to consider avoiding bringing the plant into your home. However, if you determined to have geraniums, you can ensure that your cat stays safe by being vigilant, keeping your geraniums out of reach of your cat, and understanding the signs of toxicity. If you suspect your cat has consumed geraniums or is having symptoms related to the plant, contact a veterinarian immediately to get the necessary treatment.

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