How to Grow and Care for Norfolk Island Pines, a tropical evergreen tree that is adaptable to indoor conditions. Small trees grown indoors are uniform in appearance and have branches that are parallel to the ground. It is a long-lasting houseplant that grows 3-6" annually. Norfolk Island pines grow well in indirect sunlight. They do not tolerate saturated soil. Apply enough water to allow some to drain out, then discard the excess water. They need only be repotted every three to four years.