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Is Spring Parsley toxic to cats?

YES (TOXIC)
Unfortunately, Spring Parsley 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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Scientific Name:Cymopterus watsonii
Family:Apiaceae
Toxic Principles:Furanocoumarins
Clinical Signs:Photosensitization (sunburn, 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 Spring Parsley Toxic to Cats?

Introduction

Cats are curious creatures that like to explore their environment. They also like to chew on plants, which can have some dangerous consequences, as many plants are toxic to them. As a cat owner, one must be familiar with what plants are safe to have around their furry friends and what plants can pose a risk. One such plant is Spring Parsley. Spring Parsley is a herbaceous plant that grows in gardens and forests in North America, Europe, and Asia. It is an essential ingredient in many cuisines due to its aromatic flavor and medicinal benefits. Spring Parsley not only adds flavor to dishes, but it also helps treat various health conditions such as digestive issues, high blood pressure, and allergies. However, when it comes to cats, things may not be so straightforward. In this article, we will discuss whether Spring Parsley is toxic to cats or not.

What is Spring Parsley?

Spring Parsley, also known as Curly-Leaf parsley, is a biennial plant belonging to the Apiaceae family. It grows up to 30 - 40 cm in height, featuring its green and curly leaves that are rich in essential oils, vitamins, and minerals. Spring Parsley has a distinctive aroma and is commonly used as a garnish in various dishes, such as soups, salads, and pastas. In addition to its culinary uses, Spring Parsley has numerous health benefits. It is an excellent source of antioxidants and anti-inflammatory compounds, which help reduce the risk of chronic diseases such as cancer, diabetes, and heart disease. Spring Parsley has also been used traditionally as a remedy to improve digestion, reduce bloating and flatulence, and relieve menstrual cramps.

Is Spring Parsley Toxic to Cats?

Even though Spring Parsley has many health benefits, it may not be safe for cats. According to the American Society for the Prevention of Cruelty to Animals (ASPCA), Spring Parsley contains a substance called myristicin, which can cause adverse reactions in cats if ingested in large quantities. Myristicin is a toxic compound that may cause vomiting, diarrhea, and abdominal pain in cats. Additionally, myristicin is known to affect the central nervous system of cats, causing depression, lethargy, and disorientation. The severity of symptoms may vary depending on the amount of myristicin ingested. Small amounts of Spring Parsley may not cause any harm to cats, but larger doses may lead to severe toxicity. Therefore, it is essential to keep Spring Parsley away from cats and to prevent them from chewing on it.

What are the Symptoms of Spring Parsley Toxicity in Cats?

If your cat has ingested Spring Parsley, you may notice some adverse symptoms. The signs of toxicity usually appear within 1 - 4 hours after ingestion and can last for up to 24 hours. The symptoms of Spring Parsley toxicity in cats include:
  • Vomiting
  • Diarrhea
  • Abdominal pain
  • Depression
  • Lethargy
  • Disorientation
  • Loss of appetite
  • Excessive salivation
  • Difficulty breathing
In severe cases, Spring Parsley toxicity can lead to seizures, coma, and death. Therefore, if you suspect that your cat has ingested Spring Parsley, seek veterinary care immediately.

What to do if your cat ingests Spring Parsley?

If you suspect that your cat has ingested Spring Parsley, contact your veterinarian immediately. The quicker you seek veterinary care, the better the outcome. Your veterinarian will perform a physical examination and may conduct blood tests and imaging studies to assess the level of toxicity. Depending on the severity of the symptoms, your veterinarian may induce vomiting, administer activated charcoal or intravenous fluids to help flush out the toxins from your cat's system. In severe cases, hospitalization may be necessary to provide supportive care and monitor your cat's condition.

Conclusion

In conclusion, Spring Parsley can be toxic to cats due to the presence of myristicin, a toxic compound that can cause adverse reactions such as vomiting, diarrhea, and depression. It is essential to keep Spring Parsley away from cats and prevent them from chewing on it. If you suspect that your cat has ingested Spring Parsley, seek veterinary care immediately. With prompt medical attention, most cats can recover from Spring Parsley toxicity. As a cat owner, it is crucial to be aware of the plants that are safe for cats and those that are not. By understanding what plants are toxic to cats, you can ensure the health and safety of your feline friend.
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