Animal Toxic Plant Alert Elephant Ears. Toxic to Cats and Dogs. This plant can cause oral irritation, pain and swelling of the mouth, tongue and lips, excessive drooling, vomiting, difficulty swallowing. Palm, Cat Palm Gertens Garden Center Crescent Garden Delano Tall Round Planter ePlanters Iron Hanging Basket Planter "Paris 1968" (Pack of 2) Lesera Carmona microphylla(Fukien Tea Bonsai) Richard Lyons Nursery, Inc. Spring Common Garden Plants Toxic To Dogs Flowers Are Garden Plants Household Plants Poisonous To Dogs