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Is Pie Plant toxic to cats?

YES (TOXIC)
Unfortunately, Pie Plant 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:Rhubarb
Scientific Name:Rheum rhabarbarium
Family:Polygonaceae
Toxic Principles:Soluble calcium oxalates
Clinical Signs:Kidney failure (in grazing animals), vomiting, salivation in dogs/cats. Most toxic parts are leaves and roots.
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 Pie Plant Toxic to Cats?

Introduction

Cats are curious creatures that love to explore their environment and sometimes even nibble on plants. As pet owners, it is our responsibility to ensure the safety of our furry friends. One plant that many cat owners may be concerned about is pie plant, also known as rhubarb.

Rhubarb (Pie Plant)

Rhubarb (Rheum rhabarbarum) is a vegetable commonly used in pies, tarts, and other desserts. It is also used in traditional medicine for its laxative and anti-inflammatory properties. Rhubarb plants are large and leafy, with thick stalks that may be red, green, or pink. The leaves are large and triangular-shaped, with a distinct reddish hue.

Toxicity of Rhubarb to Cats

The question of whether rhubarb is toxic to cats is a valid concern for pet owners. The answer is yes, rhubarb can be toxic to cats. The leaves of the rhubarb plant contain high levels of oxalic acid, which can cause kidney damage and failure in cats if ingested in large quantities.

Symptoms of rhubarb toxicity in cats may include:

  • Vomiting
  • Diarrhea
  • Abdominal pain
  • Increased urination
  • Dehydration
  • Lethargy
  • Tremors
  • Seizures
  • Death (in severe cases)

If you suspect that your cat has ingested rhubarb, it is essential to seek veterinary attention immediately. Your veterinarian may induce vomiting to remove any remaining plant matter from your cat's stomach and provide supportive care to prevent kidney damage.

Preventing Rhubarb Toxicity in Cats

The best way to prevent rhubarb toxicity in cats is to keep rhubarb plants out of reach. This may mean growing rhubarb in a location that is inaccessible to cats or keeping rhubarb plants indoors. If you have rhubarb growing in your garden, be sure to supervise your cat when they are outside, and prevent them from eating any plants.

You can also consider using cat-safe alternatives to decorate your home. Some safe plants for cats include:

  • Spider plants
  • Boston ferns
  • Parlor palms
  • African violets
  • Calatheas

Conclusion

In conclusion, while rhubarb may be a delicious addition to many recipes, it can be toxic to cats if ingested in large quantities. As pet owners, it is our responsibility to ensure the safety of our pets, and preventing access to toxic plants is an important step in doing so. If you suspect that your cat has eaten rhubarb, seek veterinary attention immediately to prevent kidney damage and other serious complications.

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