Is this a cast iron plant? My dogs keep trying to eat pieces of it, and I'm hesitant to destroy it if it's not toxic. I'm not particularly familiar with Louisiana greenery, Plant and Animal Cell Organelles with Structure, Functions Honeyberry Haskap Edible Acres Mother in law plant? : r houseplants Martha's Peacocks Are Putting on a Dazzling Show at Her Bedford Farm Allergic to chlorophyll : r philodendron