Check with your veterinarian first before your cats have access to any plants. Still, keep your pet away from calla lilies. Lilies of the Valley can cause heart rhythm problems. Confusion arises because so many different plants are called lilies. Lilies (Lilium spp.) Lilies in the “true lily” and daylily families such as Easter lilies, stargazer lilies, tiger lilies, Asiatic lilies, and Oriental lilies are highly toxic to cats. Various plants are toxic and potentially fatal to cats. “Confusion arises because so many different plants are called lilies. Unfortunately, the symptoms of lily poisoning take quite a while to show up, and some cats don't show any symptoms for 12 hours after eating the lily. However, there are plants that go by the common name “lily” that can cause cardiotoxicity or irritation to the mouth. Ingestion of just one petal, leaf, or even the pollen, can cause kidney failure in less than three days. Lilies (all kinds) are toxic to cats: tragically toxic. Dangerous lilies come from the genus Lilium (Lilium sp. Lilies are extremely poisonous to cats. Easter lilies are extremely poisonous to cats, and just 1-2 leaves (or even the pollen) can kill a cat! Book an appointment. These lilies can cause irritation to your cat’s mouth, tongue, pharynx and esophagus but do not cause kidney damage. If a cat ingests any part of a lily plant, they are in danger of dying. While not particularly dangerous to humans or dogs, some types of lilies are poisonous to cats. The Full Story . Lilies are very toxic to cats, and can cause kidney failure. Cats require emergency treatment by a veterinarian as soon as possible. My back yard is full of all kinds of lilies, and my cats wander around in them all the time. Unsurpassed in beauty by most other flowers, it is often the central flower in floral arrangements that we keep in our houses. Lilies can still cause gastrointestinal upset and make dogs ill if they ingest enough, but they don’t get kidney failure. Unfortunately, lilies and cats are a harmful mix. Eating small amounts of any part of this plant can cause dangerous symptoms and lead to death from kidney failure. Lilies such as the Peace, Peruvian, and Calla lilies are much less dangerous. Lilies are becoming especially popular as a gift, and the flowers that are sold are exceedingly toxic to cats. Easter lilies are highly toxic to cats. Are all lilies poisonous to cats? I've known about the dangers of certain types of lilies to cats for some time but have never heard of anything like this. Our feline friends often like to nibble on greenery. Lilies are poisonous to cats, yet a 2009 study found that only 29% of cat owners whose cats had eaten any variety of the plant already knew it was toxic when they brought them into their home. Easter Lilies and Cats: A Dangerous Combination The Bottom Line. Even cleaning the pollen from their fur can be enough to send cats into critical illness and awareness of the risks of lily poisoning is important for every cat owner. Cats that ingest these plants may drool, paw at the mouth and even vomit but the effects are transient and cats generally recover fully. Editor's Note: This is one of the most common kidney problems and occurs when your cat's body is exposed to a drug or toxin that causes damage to your kidneys. Note: This is one of the most common kidney problems and occurs when your cat’s body is exposed to a drug or toxin that causes damage to your kidneys. But if he has taken in some of the lily plant, the toxins will be affecting his kidneys during that time. Members of the genus Convallaria (lily of the valley), while sparing on the kidneys, elicit toxic effects because they possess potent cardiac glycosides similar to digitalis. Dangers of Easter lilies in cats make it important to understand the threats from both benign and dangerous lilies and prevent them from being a for concern for your feline. Calla lilies are not legitimate lilies, according to the Vermont Veterinary Medical Association. and day lilies (Hemerocallis spp.) The key to successful treatment of these cats is early recognition of possible ingestion, and aggressive management of the ensuing renal failure. How Can Cats Get Poisoned From Tiger Lilies Now that we’ve answered the question of are Tiger lilies poisonous to cats, the next mystery is how the poisoning happens. Both of the true lily plants, Lilium sp. Not all lily species are poisonous to cats. This time of the year makes all veterinarians and veterinary technicians cringe… Why? Most commonly, when we think of lilies, we think about nephrotoxicity in cats and that certainly is a primary concern. Lilies should never be in the house with a cat; they are naturally curious and some seem actually drawn to the flower. Easter Lily is the common name for Lilium longiflorum. However, cats can also get lily poisoning if they drink water from the vase that the flower was in. Cats who receive early and aggressive treatment have good prognoses, but those who don’t receive timely veterinary care and those with acute kidney injury have more guarded outlooks. Commonly known as the Tiger, Day, Asiatic, Easter, or Japanese Show lily, these plants result in severe acute kidney failure. Lilies are a beautiful addition to any garden, but can be fatal to cats. Think stargazers, tiger lilies, calla lilies, peace lilies, etc. Find your local Vets4Pets practice. Photo by Robert Tewart/Flickr. Cats are notoriously curious animals. Any plants in the “true lily” or “daylily” families are extremely dangerous. Most often, it happens when cats eat two or more petals of the flower. All parts of the calla lilies plant (leaves, flowers, or stems) and the cultivars like Green Goddess, Crowborough Pink Mist, Red Desire, and White sail are all poisonous to your feline pal. and Hemerocallis sp., can produce severe toxicosis and acute kidney injury (AKI).