Rochester Common household plants toxic to pets. Plant #5: Philodendrons Philodendrons are considered toxic to both dogs and cats. Any amount of consumption is said to cause severe irritation in Tall Growing Succulents Where Is Tiger Lily? 25 Years On From Michael Hutchence's Death Is your plant changing colors? Don't panic Save this for later Succulents don't just grow they adapt. Their color shifts are a natural response to light exposure WHAT