Imperial Red Philodendrons are a wonderful houseplant that's easy to keep indoors in North America. Known for growing in easy to grow, moderate light environments, regardless of humidity levels. Imperial Philo grow unique Red/Burgundy foliage, that once mature, can grow to be 24" long. Imperial Philos are a floor plant, and don't require a moss pole or much space.
Imperial Red Philodendron work best as a floor plant, with a couple feet around the pot to allow it to grow and spread. Grown in its native environment, Imperial Philos P can grow as a ground cover and will grow over deadfall. Grown indoors though, you can expect your Imperial Philodendron to comfortably reach 3' in height with mature leaves reaching 2' long.
Imperial Philodendrons are a parasitic epiphyte similar to Pothos and Hoya. Meaning they prefer to grow air roots and wrap themselves around dead fall, Trees, branches and rock walls in humid environments. Understanding their native environment is important when learning how to care for these indoors. They are considered an easy plant to grow, great for beginners and are very rewarding with fast, vigorous new Red growth. Imperial Philodendrons like having higher humidity, and around 3 hours of direct sunlight in a day. If your space does not allow that, consider using a small grow light in a lamp. Hardly any room will be too bright for a Imperial Red, but they can not handle more than 4 hours of direct sunlight in a day. Spraying the plant with a mist bottle or keeping it near a humidifier is a great way to encourage large healthy leaves and a healthy air root system. Using Leaf Shine to keep your leaves dust free and water spot free will improve the presence of the plant in the room.
Using Schultz all purpose Houseplant food systemically every watering - every other watering is a great way to encourage rapid growth in the short Canadian grow season. Many growers use an additional epiphyte fertilizer to encourage large leaves and healthy air roots.