The toxin is mostly concentrated on the seeds. So in an effort to keep my furry friends safe, I went to several vets and a plant poison author to find out which common house plants are toxic — and what to do if you suspect your cat or dog has eaten them. Before we continue onto the houseplants we need to talk lilies.While there are many plants and flowers that can cause everything from rashes to upset tummies in cats, Lilies (of all varieties) are the most fatal. Some can even help enhance your outdoor environment, encouraging your cat to stay in your garden. Signs of poisoning include hypersalivation, inappetence, severe gastrointestinal upset, diarrhea, drowsiness, CNS depression, confusion, behavioral change, weakness, dilated pupils and … Plants Toxic to Cats. Cats will chew on plants. The toxin is mostly concentrated on the seeds. Keeping your cat safe from dangerous plants . The good news however, is that there are some plants that will not only make a great addition to your home, but are non toxic for dogs and cats! As others have noted, wandering jew is also toxic to cats and dogs. Toxic plants for cats — Lilies. List of Indoor plants poisonous to dogs. After reading the great list of 30 Plants That Can Detox The Air In Your Home over at Sound Body Life, we started wondering which of these plants are safe for cats and dogs. Plants safe for cats. Cats are usually careful about what they eat. To ensure your cat is safe you’ll want to do a quick review of any plants you have against this list of plants poisonous for cats. Photos of Poisonous Plants and Flowers for Cats. A list with photos of common plants and flowers that are toxic to cats. Photos of Poisonous Plants and Flowers for Dogs. Are spider plants poisonous to cats? Adam-and-Eve (Arum, Lord-and-Ladies, Wake Robin, Starch Root, Bobbins, Cuckoo Plant) ... Australian Pine (Norfolk Pine, House Pine, Norfolk Island Pine) | Scientific Names: Araucaria heterophylla | Family: Araucariaceae . 19 Air Purifying House Plants that are Poisonous and Toxic to Cats and Dogs. As any part (seeds, leaves, etc.) What plants are toxic to cats and dogs? Large houseplants like the weeping fig make a bold statement in the home, but are toxic to cats and dogs. Plants that are at the backyard of your home can also be toxic to your dogs. All parts of the lily plant are toxic to cats if ingested, and consuming small amounts can result in severe poisoning.