Unfortunately, several lily varieties are poisonous to cats, including Easter lilies, day lilies, tiger lilies and Japanese show lilies. And some can present other challenges, like a rose with its prickly stem. Mistletoe. Mildly to moderately poisonous to dogs and cats, the toxic principle, lycorine, can cause vomiting, depression, diarrhea, abdominal pain, hypotension, excessive salivation, and tremors. Are lilies poisonous to cats? 10. Human fatalities from such contact are not unknown and both dogs and cats are known to have succumbed to the alkaloid aconitine present throughout the plant. Mildly to moderately poisonous to dogs and cats, the toxic principle, lycorine, can cause vomiting, depression, diarrhea, abdominal pain, hypotension, excessive salivation, and tremors. For instance, more Britons than ever are growing their own tomatoes and potatoes. Chocolate toxicity can lead to tremors, irregular heart rhythm, seizures and death. All parts of lilies are toxic to cats if ingested, and consuming small amounts can result in severe poisoning and kidney failure, which can be fatal. Learn more about amaryllis. All parts of the plant are highly poisonous and can lead to kidney failure. Although they look pretty, they can be poisonous to cats. Chocolate toxicity can lead to tremors, irregular heart rhythm, seizures and death. SLIGHTLY POISONOUS These stems cause tummy or skin irritation so keep away from dogs: If your cat ingests even a petal or two - or possibly even some pollen or water from the vase - acute kidney failure can result. Even white chocolate. Toad poisoning occurs when a cat is exposed to the toxins secreted by certain species of toads. Be especially careful with all lilies (marked *). Both are very toxic indeed and share the ability to cause poisoning by contact of the plant juices with the skin of gardeners or their pets. Most cats are very wary of eating anything unusual, which means plant poisoning cases taken to the vets are rare. Will cats eat poisonous plants? If ingested by cats, azalea flowers can cause drooling, vomiting . Amaryllis is a popular house plant gift, but avoid giving it to cat owners: all parts of the plant are highly poisonous to cats, and ingesting it can cause changes in blood pressure, seizures, and severe vomiting. All parts of lilies are toxic to cats if ingested, and consuming small amounts can result in severe poisoning and kidney failure, which can be fatal. But the worst type is baking chocolate. Be especially careful with all lilies (marked *). Widow's thrill. 3. Monkshood She is a cat expert with over 20 years of experience writing about a wide range of cat topics, with a special interest in cat health, welfare and preventative care. About the Author Gemma Patton However, there are other plants and flowers, both indoors and outdoors, that can be harmful to cats. Lilies (Lilium species) and day lilies (Hemerocallis species) are one of the most toxic plants to cats. You may see signs right away or they may take days to appear. Petunias. Cats and poisonous flowers and plants. Photo by Nevada31 / Shutterstock. But the worst type is baking chocolate. See our list of plants poisonous to dogs, and plants poisonous to cats and send flowers to pet owners that won't harm their pet. Will cats eat poisonous plants? The most dangerous plant is the lily - all parts are toxic. Common names: Asparagus, emerald feather, emerald fern, Sprenger's fern, plumosa fern, lace fern, racemose asparagus, shatavari. Lily: toxic to cats Most species of lily are highly toxic to cats (think tiger lily, Easter lily, etc), and even ingesting a tiny bit of their pollen can be fatal, causing kidney damage. We have listed below some of the many plants that are potentially toxic for cats and should be avoided. Even white chocolate. What's dangerous to dogs? If left untreated, your cat could go into kidney failure. The bulbs are more toxic than the leaves and flowers. "I would expect hydrangeas to cause a more severe gastric and intestinal irritation, possibly bloody diarrhea." Learn more about amaryllis. While cats are generally picky eaters and will typically steer clear of these on their own, garlic, onions, chocolate, and caffeinated foods are particularly harmful if ingested. The pollen alone can be lethal to your feline friend. . Although it's unlikely that your cat will eat lilies, there's a risk that they may come into contact with the flower's pollen by rubbing up against it and then licking their fur. Kalanchoe, or widow's thrill, is toxic to cats and may cause them to experience vomiting and diarrhoea. Gerber Daisies. Ingestion of a few leaves can cause serious problems. All parts of the plant are highly poisonous and can lead to kidney failure. Camellias. Amaryllis: poisonous to cats. Stock (brompton, common, hoary, gilly-flower, matthiola incana) Sunflowers (helianthus) Flowers that are not toxic to cats and are commonly used in flower arrangements. In fact, Easter lilies (Lilium longiflorum) are not toxic to dogs but can kill cats. The most dangerous plant is the lily - all parts are toxic. Here's a look at the five most dangerous foods for your cat, how they affect their bodies, and what to do in case of an emergency. Toxic and Non-Toxic Plant List - Cats Plants Toxic to Cats Adam-and-Eve (Arum, Lord-and-Ladies, Wake Robin, Starch Root, Bobbins, Cuckoo Plant) | Scientific Names: Arum maculatum | Family: Araceae While there are toads in Canada that secrete toxic substances, their effects are much less severe than the toxins secreted by the cane or Sonoran . Flowers That Are Safe For Cats. Daffodils, for example, can cause stomach upsets, vomiting, or worse if your cat eats the foliage, flowers or pods. Below are some of the flowers that are commonly used in floral arrangements which are listed as Non Toxic to cats by the ASPCA. Some of the compounds in hydrangeas can theoretically break down to cyanide gas in the stomach, "I would definitely advise against letting your cat eat these," says Bischoff. Toxic Caution advised * COM_7106 Cats and dangerous outdoor plants . Toxic to: Cats and dogs. After ingesting these flowers, cats may exhibit signs of lethargy and loss of appetite in addition to vomiting, and could suffer kidney damage. Stock Veronica Sunflowers Waxflower . The two most common species of toads that cause poisoning in the United States are the cane or marine toad and the Colorado River or Sonoran desert toad. Lilies can be highly toxic to cats White lilies are especially toxic to cats. Foxglove, while very beautiful with its trumpet-like blossoms, are very poisonous to dogs, cats, and even humans. Symptoms can include: vomiting; low energy; drinking more; seizures; In severe cases, it can sadly . Aloe vera plants. We value your privacy. Sago Palm. After that, dark chocolate. Azalea. There are some things you should make sure your cat never gets ahold of. The flowers of the plants are highly toxic to cats because they contain grayanotoxins, a substance which disrupts the sodium channels in the cat's skeletal and cardiac muscles. She is a cat expert with over 20 years of experience writing about a wide range of cat topics, with a special interest in cat health, welfare and preventative care. 8. Julia lives in Sydney with her family, four cats and two dogs. Common names: Asparagus, emerald feather, emerald fern, Sprenger's fern, plumosa fern, lace fern, racemose asparagus, shatavari. Toad poisoning occurs when a cat is exposed to the toxins secreted by certain species of toads. Rhododendron. Registered Charity 203644 (England and Wales) and SC037711 (Scotland) African daisy (arctotis, osteospermum) . Contact with the leaves of food plants such as tomato, strawberry, rhubarb, parsnips, carrot, celery, marrow and cucumbers may all potentially affect the cat in this way. 2. Azaleas are a species of rhododendron, a flowering shrub commonly found in outdoor gardens. All types of chocolate are dangerous for your cat. Sunflowers. Julia Wilson is the founder of Cat-World, and has researched and written over 1,000 articles about cats. After that, dark chocolate. Geranium and Primula leaves can also cause similar skin irritation. Poisonous plants for cats Use this guide to ensure your garden and home is safe for your cat to enjoy without risk of poisoning or harm. Scientific name Common name Description Picture Allium spp. Full author bio Tulips Many common herbs used for seasoning are also among cat-safe plants, including basil, dill, catmint, parsley and rosemary. Other plants you may not suspect, like aloe vera, can be toxic for cats as well. The complete list of plants which can be toxic to pets is quite exhaustive ( here is one such list ). Other plants may have a systemic effect and damage or alter the function of a cat's organs, like the kidney or heart. While there are toads in Canada that secrete toxic substances, their effects are much less severe than the toxins secreted by the cane or Sonoran . These foods are typically poisonous when eaten in large quantities, but exposure to concentrated forms of onion or garlic, such as onion soup mix or garlic powder, can also be toxic. Although it's unlikely that your cat will eat lilies, there's a risk that they may come into contact with the flower's pollen by rubbing up against it and then licking . Symptoms: Allergic dermatitis with repeated dermal exposure (berry ingestion could result in gastric upset, including vomiting, abdominal pain, or diarrhea) 8. Cats and poisonous flowers and plants. Toxic Caution advised * COM_7106 Cats and dangerous outdoor plants . Most cats are very wary of eating anything unusual, which means plant poisoning cases taken to the vets are rare. Cats with symptoms of lethargy, weakness, reduced . Daffodils, for example, can cause stomach upsets, vomiting, or worse if your cat eats the foliage, flowers or pods. Then milk chocolate, and the less dangerous one is white chocolate. Julia Wilson is the founder of Cat-World, and has researched and written over 1,000 articles about cats. Aloe vera and lilies are common houseplants that can make cats very sick. 1. Onions, garlic, shallots, and scallions can cause damage to your cat's red blood cells and lead to anemia. Full author bio Some common plants that are toxic to cats include: Amaryllis ( Amaryllis spp.) Lilies (Lilium species) and day lilies (Hemerocallis species) are one of the most toxic plants to cats. Rhododendron is typically not very palatable to horses unless it is the only forage available. Any calcium oxalate plants including philodendrons, Chinese evergreens . Aloe vera plants. Daffodils, Narcissus ( Narcissus spp.) Onions, garlic, shallots, and scallions can cause damage to your cat's red blood cells and lead to anemia. We have listed below some of the many plants that are potentially toxic for cats and should be avoided. Dieffenbachia ( Dieffenbachia spp.) Many toxic plants are irritants: they cause localized inflammation of the skin, mouth, stomach, etc. Roses. Dieffenbachia: harmful to cats. Registered Charity 203644 (England and Wales) and SC037711 (Scotland) African daisy (arctotis, osteospermum) . 9. Image: Nailia Schwarz / Shutterstock Help us make PetMD better The toxins in kalanchoe have also been known to cause abnormal heart rhythms. Symptoms: Allergic dermatitis with repeated dermal exposure (berry ingestion could result in gastric upset, including vomiting, abdominal pain, or diarrhea) Other plants you may not suspect, like aloe vera, can be toxic for cats as well. Autumn Crocus ( Colchicum autumnale) Azaleas and Rhododendrons ( Rhododendron spp.) Common Plants and Flowers That Are Poisonous to Cats. Asparagus officinalis: Asparagus: Several species including Asparagus officinalis and Asparagus densiflorus.Though asparagus plants cultivated for . While this is something to be encouraged, potato plant leaves are toxic to dogs, while tomato plant leaves and unripe tomatoes are poisonous to both dogs and cats. : Onion, garlic, leek, and chive: Many members of the genus Allium contain thiosulphate, which in high doses is toxic to dogs, cats, and some types of livestock.Cats are more sensitive. Symptoms of lily poisoning in cats Symptoms can include: vomiting low energy drinking more seizures In severe cases, it can sadly be fatal. Oleander. All parts of the autumn crocus are highly toxic and can cause severe symptoms including vomiting, bloody diarrhoea, gastrointestinal bleeding, liver and kidney damage, respiratory failure, seizures and potentially even death. Julia lives in Sydney with her family, four cats and two dogs. The two most common species of toads that cause poisoning in the United States are the cane or marine toad and the Colorado River or Sonoran desert toad. Given the choice between herbs and grass, however, cats are more likely . Dogs Cats Horses Symptoms: Vomiting, diarrhea, hypersalivation, weakness, coma, hypotension, CNS depression, cardiovascular collapse and death. Pixabay While many plants can be slightly irritating to pets, even trace amounts of lilies can be potentially lethal to cats. 2. Photo by Nevada31 / Shutterstock. All types of chocolate are dangerous for your cat. While we may consider cats to be members of our family, treating them as such at mealtimes can cause more injury to them than just spoiling their dinners. Because there are so many poisonous plants and herbs, it is best to pay attention to those that are the most . Symptoms of lily poisoning in cats. Many plants that are poisonous when eaten may also have the potential to cause skin irritation on contact . Toxic to: Cats and dogs. Stock (brompton, common, hoary, gilly-flower, matthiola incana) Sunflowers (helianthus) Cyclamen ( Cyclamen spp.) But, generally, the following flowers are considered safe for cats: Lilacs. iStock. Keep in mind that even non-poisonous flowers for cats can cause some gastric upset. The bulbs are more toxic than the leaves and flowers. Some common plants that are toxic to cats include: Amaryllis (Amaryllis . These foods are typically poisonous when eaten in large quantities, but exposure to concentrated forms of onion or garlic, such as onion soup mix or garlic powder, can also be toxic. However, there are other plants and flowers, both indoors and outdoors, that can be harmful to cats. . Foxglove. Toxic and Non-Toxic Plant List - Cats Plants Toxic to Cats Adam-and-Eve (Arum, Lord-and-Ladies, Wake Robin, Starch Root, Bobbins, Cuckoo Plant) | Scientific Names: Arum maculatum | Family: Araceae Then milk chocolate, and the less dangerous one is white chocolate. Castor Bean ( Ricinus communis) Chrysanthemum, Daisy, Mum ( Chrysanthemum spp.) Lily 'Regale'.