Lilies
Highly toxic to cats. Kidney damage could result.
Marijuana
Depression of the central nervous system, incoordination, vomiting, diarrhea, drooling, increased heart rate, seizures and coma.
Sago Palm
Vomiting, diarrhea, depression, seizures and liver failure.
Tulip/Narcissus bulbs
Intense gastrointestinal irritation, drooling, loss of appetite, depression of the central nervous system, convulsions and cardiac abnormalities.
Azalea Rhododendron
Vomiting, drooling, diarrhea, weakness and depression of the central nervous system. Severe azalea poisoning could ultimately lead to coma and death from cardiovascular collapse.
Oleander
Gastrointestinal tract irritation, abnormal heart function, hypothermia and even death.
Castor Bean
Severe abdominal pain, drooling, vomiting, diarrhea, excessive thirst, weakness and loss of appetite. Severe cases of poisoning can result in dehydration, muscle twitching, tremors, seizures, coma and death.
Cyclamen
Significant gastrointestinal irritation, including intense vomiting. Fatalities have also been reported in some cases.
Kalanchoe
Gastrointestinal irritation, and can seriously affect cardiac rhythm and rate. Yew Trembling, incoordination, difficulty breathing, significant gastrointestinal irritation and cardiac failure.
Amaryllis
Vomiting, depression, diarrhea, abdominal pain, hypersalivation, anorexia and tremors.
Autumn Crocus
Oral irritation, bloody vomiting, diarrhea, shock, multi-organ damage and bone marrow suppression.
Chrysanthemum
Gastrointestinal upset, drooling, vomiting, diarrhea, depression and loss of coordination.
English Ivy
Vomiting, abdominal pain, hypersalivation and diarrhea. Peace Lily Oral irritation, excessive drooling, vomiting, difficulty in swallowing, and burning of the mouth, lips and tongue.
Pothos
Significant mechanical irritation and swelling of the oral tissues and other parts of the gastrointestinal tract.
Schefflera
Oral irritation, excessive drooling, vomiting, difficulty in swallowing and irritation of the mouth and tongue.
