Philodendron martianum care requires highly epiphytic conditions even when it's grown terrestrially i.e. high in chunky organic matter, very little soil substrate and well-draining. If you want to grow Philodendron martianum in a pot, you get the best results by using orchid bark, charcoal, peat and Perlite.While philodendrons are native to tropical, frost-free areas, they will also thrive in the low humidity found in most homes. Grow philodendrons indoors in indirect light, as direct sunlight can cause burning on the leaves.Philodendron martianum, commonly known as pacová, is a species of plant in the family Araceae. It is native to southeastern Brazil.