Philodendron giganteumPhilodendron giganteum at a glance: Philodendron giganteum is a large climbing philodendron grown for scale first and everything else second, producing huge broadly cordate ovate leaves with a robust, lush tropical look. Even younger plants show the thick petioles and dense structure that hint at the size they can reach with time, support, and root room. It can be trained upward or allowed to sprawl more loosely, but either way it is built to become a