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Is Sudan Grass toxic to cats?

NO (NON-TOXIC)
Good news, Sudan Grass 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:Hybrid Sudan
Scientific Name:Sorghum vulgare var sudanesis
Family:Gramineae
Detailed Write-up
Author:
Alec
Last Updated:
7/13/25

Is Sudan Grass Toxic to Cats?

Introduction

Cats are curious creatures that like to explore their surroundings. They will eat grass when given the opportunity to do so, whether it is a houseplant or an outdoor plant. Some cat owners grow cat grass specifically for their furry friends to nibble on. However, not all grasses are safe for cats to consume, and one such grass is Sudan grass. In this article, we will explore the toxicity of Sudan grass to cats and why it is important to be aware of the risks associated with it.

What is Sudan Grass?

Sudan grass (Sorghum bicolor) is an annual grass that is commonly found in hot and dry climates. It is a tall grass that can grow to a height of six feet. Sudan grass is often used as a forage crop for livestock, as it is high in protein and easy to grow. It is also used as a cover crop to prevent soil erosion.

Why is Sudan Grass Toxic to Cats?

Sudan grass is toxic to cats because it contains high levels of cyanide. Cyanide is a toxic compound that inhibits oxygen uptake by the cells, leading to cell death. The cyanide is present in the leaves, stems, and seeds of the plant. When a cat ingests Sudan grass, the cyanide is released in the digestive tract and can cause severe health problems.

What are the Symptoms of Cyanide Poisoning in Cats?

The symptoms of cyanide poisoning in cats can vary depending on the amount of cyanide ingested and the severity of the poisoning. Some of the more common symptoms include:

  • Difficulty breathing
  • Panting
  • Bright red gums
  • Dilated pupils
  • Weakness
  • Vomiting
  • Diarrhea
  • Seizures
  • Coma

If you suspect your cat has ingested Sudan grass, it is important to seek veterinary care immediately. Cyanide poisoning can be fatal if not treated promptly.

How Can I Protect My Cat from Cyanide Poisoning?

The best way to protect your cat from cyanide poisoning is to prevent them from accessing Sudan grass. If you have Sudan grass on your property, make sure your cat does not have access to it. If you feed your cat cat grass, make sure it is a safe variety that is not toxic to cats. Some safe grasses for cats include wheatgrass, oat grass, and rye grass.

Conclusion

In conclusion, Sudan grass is toxic to cats due to its high cyanide content. Cyanide poisoning can cause severe health problems in cats, and in some cases, can be fatal. As a responsible cat owner, it is important to be aware of the risks associated with Sudan grass and take the necessary precautions to protect your furry friend from harm. If you are unsure if a plant is safe for your cat to consume, it is always best to err on the side of caution and avoid it.

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