One of the items posted in Dr. Joseph Mercola's newsletter this morning was pushing his special air filter, which is fine, but he also mentioned that many plants are good at pulling toxins out of the air. Unfortunately, several of the plants listed are toxic to cats. Plant Toxicity Feston Rose Non-toxic Devil's Ivy Toxic Phalaenopsis (orchid) Non-toxic English Ivy Very Toxic Parlor Ivy (Philodendron) Toxic African Violet Non-toxic Christmas Cactus Non-toxic Yellow Goddess (Amaryllis) Toxic Garlic Vine (Ajos sacha) Not reported Peace Lily Toxic I could not find any ...