What flowers are poisonous to cats?

black cat laying next to flowers

Introduction to flowers and cats

When you think about your cat, you probably picture them curled up in a sunbeam, chasing a toy mouse, or perhaps even nibbling on some greenery. Cats are curious creatures and often explore their environment through their sense of taste. Unfortunately for most cats, their curiosity can sometimes lead them to ingest things that are not good for them, like certain types of flowers.

Despite their carnivorous nature, cats have often been observed munching on plants. This behaviour is a part of their natural instinct.

They are attracted to the bright colours, the textures, and the unique smells. Some cats even seem to enjoy the taste of certain plants. However, it's crucial to remember that not all plants are safe for your feline friend.

Many of us love to brighten up our homes with beautiful bouquets or cultivate colourful gardens. But as cat owners, it's important to be aware that some flowers can be dangerous, and even deadly, to our beloved pets.

Cats love plants, why?

Cats are naturally attracted to plants. There are several reasons why cats may be attracted to plants. Plants can offer a source of entertainment, a place to hide, or even a snack. Some cats seem to enjoy the texture of certain plants, while others may be attracted to their smell.

In the wild, cats often use plants and grasses for digestive aid. They can help with the elimination of hairballs and provide certain nutrients. However, domestic cats do not have the same instincts as their wild counterparts and may mistake a harmful plant for a helpful one.

While it's natural for a curious cat to show interest in plants, it can become a problem if they decide to take a bite. This is why, as a cat owner, it's advised to understand which plants are safe for your pet and which could pose a threat.

The danger if cats eat poisonous plants

Many common household flowers are harmful to cats. When a cat ingests a toxic plant, it can experience a range of symptoms, from mild irritation to severe health issues. In some cases, ingestion of certain flowers can even be fatal.

The toxic elements in plants can affect cats in different ways. Some plants may cause stomach upset or skin irritation, while others can affect the heart or nervous system. The severity of the reaction often depends on the type of plant, the amount ingested, and the individual cat's sensitivity.

It's crucial to remember that even non-toxic plants can pose a choking hazard or cause gastrointestinal upset if ingested in large amounts. Therefore, it's generally a good idea to discourage your cat from eating any type of plant material.

Detailed list of flowers that are poisonous to cats

If you're wondering "what flowers are poisonous to cats," here are some common ones to look out for:

  • Tulips: The bulbs of the tulipa species are toxic to cats and can cause drooling, loss of appetite, and severe stomach upset.
  • Azaleas: These beautiful shrubs can be deadly to cats, causing vomiting, diarrhoea, and in severe cases, a drop in blood pressure and potential heart failure.
  • Daffodils: Daffodil bulbs are the most poisonous part of the plant, but all parts can cause vomiting, diarrhoea, and even heart problems.
  • Hyacinths: The bulbs are also the most toxic part of this plant, hyacinth poisoning can cause symptoms like drooling, vomiting, and increased heart rate.
  • Autumn crocus: Extremely toxic and will cause diarrhoea, vomiting, and other gastrointestinal problems if your cat ate one.
  • Peonies: These flowers do have the potential to be dangerous and could cause diarrhoea in pets, for more information about peonies and their effects, we have an article available to answer the question, are peonies poisonous to cats?
  • Poinsettias: Poinsettias are mildly poisonous plants and owners are advised to be careful with them around pets during the Christmas season. Check out our article, are poinsettias poisonous for dogs and cats, to learn more.

Exploring toxic flowers in the lily family

The lily family is a diverse group of flowering plants that includes some of the most beautiful and fragrant flowers in the world. From the graceful tiger lily to the majestic wood lily, these flowers are known for their stunning colours and elegant shapes. However, it is important to note that not all lilies are safe for our furry friends.

In fact, many plants in this species can be highly toxic to cats and can cause severe health issues or even be fatal if ingested.

One of the most common toxic lilies for cats is Easter lilies. With its delicate white petals and sweet fragrance, this flower is a popular choice for Easter decorations. However, even a small nibble of this plant can lead to kidney failure in cats. It is crucial to keep Easter lilies out of reach of curious feline companions to prevent any accidental ingestion.

Peace lilies, also known as Spathiphyllum, is another common flower used in Easter arrangements. While it may symbolise peace and tranquillity, peace lilies are common poisonous plants and can cause severe symptoms in cats such as drooling, difficulty swallowing, and even respiratory distress.

Another poisonous lily plant is Asiatic lilies. These vibrant flowers come in a variety of colours, from fiery reds to soft pinks. While they may add a pop of colour to your garden, they can spell danger for your cat. Ingesting any part of the Asiatic lily can cause severe vomiting, loss of appetite, and lethargy in cats.

Western lilies is another variation that can be dangerous for cats. With its striking orange petals and dark spots, it is a favourite among garden enthusiasts. However, this beauty hides a toxic secret. If a cat ingests any part of the Western lily, it can lead to symptoms such as gastrointestinal upset, depression, and even kidney failure.

Stargazer lilies, a stunning flower known for its aromatic fragrance and eye-catching blooms. However, this lily is also toxic to cats if ingested. It can cause severe symptoms such as vomiting, diarrhoea, and even seizures. If you suspect that your cat has come into contact with the Stargazer lily, it is advised to contact your veterinarian immediately for guidance and treatment.

Another type of lily that is particularly dangerous for cats is tiger lilies. These striking flowers, with their orange petals and dark spots, may be visually appealing, but they can be deadly if ingested by cats. The toxins in tiger lilies can cause severe kidney damage and even lead to kidney failure if not treated promptly.

Wood lilies are commonly found in woodland areas and have a beautiful pink or purple hue. While they may seem harmless, wood lilies contain toxins that can cause gastrointestinal issues in cats. Symptoms such as vomiting, diarrhoea, and loss of appetite can occur if your cat comes into contact with these flowers.

If you're an avid gardener or enjoy having fresh flowers around the house, it's important to be aware of the potential dangers that certain lilies can pose to cats. One variety to watch out for is rubrum lilies. These stunning flowers, with their deep red petals, are highly toxic to cats and can cause severe kidney damage if ingested.

Exploring UK-specific flowers that are harmful to cats

yew plant

For those asking "what flowers are poisonous to cats UK", here are a few common ones:

  • Bluebells: These lovely spring flowers can cause vomiting and diarrhoea in cats if ingested.
  • Foxgloves: All parts of this plant are poisonous, causing heart irregularities and potentially leading to death.
  • Ivy: English Ivy can cause vomiting, diarrhoea, and abdominal pain in cats.
  • Yew: This evergreen shrub can cause trembling, difficulty breathing, and potentially fatal heart problems in cats.

Are some flowers poisonous just to smell?

Here are a few examples of flowers and other plants, that are poisonous for cats to smell:

  • Lilies: While lilies are beautiful and widely used in floral arrangements, they are highly toxic to cats. All parts of the lily plant, including the pollen and leaves, can cause kidney failure if ingested or even if the cat simply brushes against the plant and then grooms itself.
  • Tulips: Tulips are popular spring flowers, but their bulbs contain toxins that can be harmful to cats. Ingesting tulips can cause gastrointestinal upset, drooling, and even central nervous system depression.
  • Azaleas and Rhododendrons: These colourful shrubs are commonly found in gardens, but their leaves and flowers contain toxins called grayanotoxins. When cats smell or ingest these plants, they can experience symptoms such as vomiting, diarrhea, and in severe cases, cardiovascular collapse.
  • Daffodils: Daffodils are known for their vibrant yellow blooms, but their bulbs contain toxic alkaloids. If a cat smells or chews on daffodils, it can cause vomiting, diarrhea, abdominal pain, and even cardiac arrhythmias.
  • Sago Palm: While not technically a flower, the Sago Palm is a popular ornamental plant often found in households. All parts of the plant, including the seeds, leaves, and roots, contain cycasin, a highly toxic compound. If a cat smells or ingests any part of the Sago Palm, it can lead to liver failure and even death.

House plants poisonous to cats

In addition to outdoor plants and flowers, there are also many common houseplants that are extremely poisonous to cats. Here are a few common plants to be aware of:

  • Pothos: Also known as Devil's Ivy, this popular houseplant can cause oral irritation, excessive drooling, and difficulty swallowing in cats.
  • Dieffenbachia: Also known as Dumb Cane, this plant can cause intense oral irritation, drooling, and difficulty swallowing in cats.
  • Aloe Vera: While often used for its medicinal properties in humans, Aloe Vera can cause vomiting and diarrhoea in cats.

Symptoms of flower poisoning in cats

If you suspect your cat has ingested a poisonous plant, it's important to look out for certain symptoms. These may include:

  • Drooling or salivating excessively
  • Loss of appetite
  • Vomiting or diarrhoea
  • Difficulty breathing
  • Changes in behaviour, such as lethargy or aggression
  • Changes in drinking or urinating habits
  • Seizures or collapse

What to do if your cat ingests a poisonous plant

If you suspect your cat has ingested a poisonous plant, it's important to act quickly. Remove any plant material from their mouth if possible, and try to identify the plant they ingested.

Contact your vet immediately, and provide them with as much information as possible about the dangerous plant, and the symptoms your cat is experiencing.

Don't wait for symptoms to appear before seeking help. Some plants can cause delayed symptoms, and early intervention is crucial for a positive outcome.

Safe alternatives: Flowers that are not poisonous to cats

Thankfully, not all flowers and plants are dangerous to cats. Here are a few safe alternatives you can consider for your home or garden:

  • Roses: While the thorns can pose a risk, the plant itself is non-toxic to cats.
  • Sunflowers: These cheerful flowers are safe for cats, though the thick stems might be a bit tough for them to chew on.
  • Orchids: Most orchid species are safe for cats.
  • Spider plants: These are non-toxic and can even be beneficial for cats, as they can help with digestive issues.

How to prevent your cat from eating flowers

You can take several steps to prevent your cat from eating flowers:

  1. Provide safe alternatives: If your cat enjoys nibbling on plants, consider providing them with cat-safe plants like cat grass or catnip.
  2. Train your cat: With patience, you can train your cat to leave certain plants alone. This can be done using a spray bottle or by providing a distraction when they show interest in a plant.
  3. Keep toxic plants out of reach: If you have plants in your home, make sure they are out of your cat's reach.


Being a responsible cat owner means being aware of the potential dangers in your pet's environment. By knowing what flowers are poisonous to cats, you can create a safer space for your feline friend.

If you want to ensure that your furry friend is covered in case of any dietary mishaps or other health issues, consider getting pet insurance.

To get a pet insurance quote for your furry friend you can get a quote through our website. If you would like to talk to one of our pet insurance team, you can get in touch with us on 0330 102 5748.

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