Silver Sword Philodendron (Philodendron hastatum) is an attractive, evergreen ornamental, climber houseplant. It has blue-tinged or silvery green, arrow-shaped, glossy leaves that have an upward climbing growth habit. According to the NASA Clean Air Study, the Philodendron hastatum filters indoor air pollution, particularly formaldehyde. It is toxic to dogs, cats. So keep it away fromRead More