Xanadu Gold are very easy to grow tropical plants that require little care indoors or out. Like other aroids, many species of Philodendron can be grown as houseplants, or outdoors in mild climates. They thrive in moist soils with high organic matter and grow best when provided with filtered sunlight. Philodendron plants can be grown in containers or outdoors as a remarkable landscape plant. Indoors plants thrive at temp. between 55°- 80°F and in lower light conditions than other house plants.