Tree ferns can grow as much as 10 to 20 meters tall, and they look much the same as the primitive ferns of the Paleozoic era and the dinosaur age. For the garden designer, a tall, broad tree fern can create a tropical hothouse atmosphere.
樹蕨可以長到一、二十公尺，維持著中生代恐龍世紀的原始蕨類型態，在造園藝術上，一棵高大的樹蕨，可以營造出一座熱帶氣息的溫室。