#21 Gardenia
Gardenia is one of the most fragrant flowers in the world. All parts can cause nausea and vomiting like symptoms to your pet, after ingestion.
#22 Geranium
Usually, pets don’t touch this plant, but geranium can cause mild clinical symptoms to your dog or cat with some symptoms such as vomiting, anorexia, dermatitis.
#23 English Ivy (Hedera helix)
Beautiful English ivy is one of the best plants you can grow in the shade, even indoors. But the plant must not be ingested as it contains a toxin called saponins. Symptoms occur such as drooling, vomiting, diarrhea, abdominal pain.
#24 Peace Lily (Spathiphyllum)
Peace lily contains calcium oxalates if it is chewed by your dog or cat mild clinical symptoms may occur such as mucous membrane irritation, intense burning, and irritation of the mouth, lips, and tongue, difficulty in swallowing.
#25 Schefflera
Plants from this family contain calcium oxalate crystals that cause injury if chewed. Symptoms such as mucous membrane irritation, intense burning, and irritation of the mouth, lips, and tongue, excessive drooling, vomiting, difficulty in swallowing.
#26 Oleander
All parts of the plant contain toxic cardiac glycosides as digoxin. Its ingestion can cause colic, diarrhea (possibly bloody), sweating, difficulty with coordination, shortness of breath, difficulty in breathing, muscle tremors, and even death due to heart failure.
#27 Amaryllis (Amaryllis sp.)
Amaryllis belongs to the lily family. Symptoms such as vomiting, depression, drop in blood pressure, abdominal pain, drooling, loss of appetite.
#28 Asparagus Fern (Asparagus Setaceus)
Asparagus fern is a common houseplant. The consumption of its berries can cause gastrointestinal upset, vomiting, abdominal pain, and diarrhea.
#29 Ti Plant (Cordyline Terminalis)
This tropical houseplant is extremely low maintenance though it is moderately toxic to dogs. Symptoms such as vomiting (sometimes with blood), depression, lack of appetite, drooling.
#30 Begonia
Begonia is one of the most attractive plants you can grow indoors. But it is mildly toxic; it contains insoluble oxalates. Symptoms such as mucous membrane irritation, intense burning, and irritation of the mouth, lips, and tongue, excessive drooling, vomiting, difficulty in swallowing.