Lilium (Lily) species,including Tiger, Asian, Japanese Show, Easter, Stargazer, Casa Blanca can cause kidney failure in cats. Very little need be ingested to cause severe kidney damage and potential death.
Cannabis sativa, if eaten, can cause CNS depression, incoordination, vomiting, diarrhea, drooling, increased heart rate, seizures, coma, potentially death.
Cycas revoluta – Sago palm. All parts are poisonous, particularly the seeds. Ingesting just one or two seeds can cause vomiting, diarrhea, depression, seizures liver failure, potentially death.
Tulip & Narcissus bulbs if eaten, can cause intense gastric distress, drooling, loss of appetite, CNS depression, convulsions, cardiac effects, potentially death if enough is ingested.
Azalea/Rhododendrons all contain grayantoxins which cause vomiting, drooling, diarrhea, weakness, CNS depression and if enough is eaten, coma and death due to cardiovascular collapse.
Nerium oleander is poisonous to all mammals, containing cardiac glycosides that can cause death if enough is ingested, or gastric distress, hypothermia, abnormal heart rhythm.
Ricinus communis – Castor bean plant contains ricin which is extremely poisonous but found in the seeds. Though leaves also cause problems, eating leaves isn’t usually fatal. Eating the seeds can easily be fatal, with severe abdominal pain, drooling, vomiting, diarrhea, excessive thirst, weakness, loss of appetite, potentially leading to dehydration, muscle twitching, tremors, seizures, coma and death.
Cyclamen contains cyclamine with the roots having the most of the toxin and if eaten, causes serious gastric distress, intense vomiting and there have been some fatalities.
Kalanchoe contains toxins that cause gastric distress, and can be quite toxic to the heart, affecting rhythm and heart rate. Not normally fatal but could be if enough is ingested.
Yew of any species is toxic to all animals. Yew contains taxine, highly toxic and if ingested causes muscle tremors, seizures, respiratory distress, & cardiac failure resulting in death is very possible
- Castor bean
- Fiddle leaf fig
- English Ivy
- Peace lily
- Sago palm