In some cases, this can lead to coma or death. For this reason, itâs always a good idea to discourage them from chewing on or ingesting any vegetation, especially the following plants. For more links to research on this subject, visit ucanr.edu and type âsafe and poisonous garden plantsâ in the search field. It is so toxic that your pet is probably dead before you have time to call the vet. Here’s another one to pull out right away. It’s advisable to call the vet anyway. We currently service most areas in San Diego County and Orange County, California. Any bird hunter with a Labrador retriever can tell you that dogs also have a tendency to eat just about anything. Click on the link on the top of each column to see more details on the toxic parts of the plant, why it is poisonous to dogs and related symptoms. When ingested it can cause vomiting and diarrhea. 2,4: Cactus (thorns and sap) Cactus spp. The following plants are the most toxic to dogs and should never be made available to them under any circumstances: Castor bean or castor oil plant (Ricinus communis) The Autumn Crocus can cause an intense burning sensation in the mouth, vomiting, diarrhea, seizures, liver and kidney damage, and even heart arrhythmias. This small palm is often kept as a houseplant, making it more likely that your dogâs curiosity will get the best of him. Sago Palm. 4: Cajeput tree: Melaleuca quinquenervia: 4: Caladium: Caladium bicolor: 3,4: California bay: Umbellularia californica: 4: California buckeye: Aesculus spp. It is also known as Californiaâs toxic plant. They’re now commonly sold as ornamental plants for both indoors and outdoors, usually without a warning, so pet poisonings due to sago palms are on the rise. Like jewelweed, however, yellow dock (or "curly" dock) is also a medicinal plant that can be used to counteract the discomfort caused by stinging nettles. A poisonous plant is one that causes some sort of negative reaction. 4. Sago Palm: Often used as an ornamental shrub in temperate zones, itâs considered one of the most toxic plants for dogs. If humans can have negative reactions from ingesting or touching toxic plants, dogs and cats can as well, so contact your veterinarian if you suspect your pet has done so. Foxgloves are the bell-shaped flowers from the category of poisonous purple flowers, but a few of them are white, cream yellow rose, or pink as well. It can also create a burning sensation of the lips, tongue, and mouth. The fragrance may be irresistible for curious kitties. In fact, these toxic plants are so common that homeowners don’t realize that some can actually cause death in cats and dogs. Consuming this plant causes vomiting, lethargy, abdominal pain, weakness, and depression. Rat Poison's Effect on Dogs and Cats. //. It’s doesn’t seem to be type of plant a cat or dog would stop to eat, but the foliage is more toxic than the berries. 15 Common Plants that Are Toxic + Poisonous to Dogs & Cats. These are the 10 wild plants you should make sure your pup does not chow down. It’s also poisonous to small children. Find out which plants are poisonous to dogs, cats and horses. 2: California laurel: Umbellularia californica: 4: California pepper tree: Schinus molle: 4: Calla, Black Insoluble calcium oxalates cause burning inside their mouths, drooling, vomiting and swelling. Many plants are harmless. Like aloe, hostas (and most of the Liliaceae family) have a chemical called saponin. Cats groom themselves via licking so if your feline happens to get that pesky lily pollen on their fur, a medical emergency can result. The seeds contain the highest amount of toxin and, unfortunately, look like dog treats after they drop from the plant. However, if this isn’t a practical solution the animal science department at Cornell University suggests adding more fiber to your pet’s diet in order to curb munchies. The plant’s juices and sap contain microscopic poisonous, needle-shaped crystals. Also known as Sowbread, the Cyclamen is a common household flowering plant with poisonous properties (i.e., terpenoids) to dogs. The entire plant is toxic, although the leaves contain more poison than the berries. ), Photo credits: cat, stock.xchng/johnnyberg; aloe, stock.xchng/maiapi; azalea, stock.xchng/pcaputo; begonia, stock.xchng/berenica; bird of paradise, stock.xchng/bducharme; chrysanthemum, stock.xchng/linder6580; cyclamen, Flickr/Muffet; foxglove, Flickr/steve p2008; golden pothos, Flickr/juliejordanscott; hostas, stock.xchng/ab5506; ivy, stock.xchng/tpmatt; kalanchoe, Flickr/katerha; lilies, stock.xchng/jnystrom; oleander, stock.xchng/babykrul; sago palm, Flickr/The Equinist; yew, Flickr/the yes man, 7310 Miramar Rd #300, San Diego, CA 92126.