This New Zealand native is often referred to as a dwarf tree fern, having an upright growth habit, developing a short trunk when mature. May be grown indoors or out, where it prefers a warm, shady area with adequate moisture.
Blechnum gibbum is a species of the genus Blechnum along with another 200 species, belonging to the Blechnaceae family. It is a small tree fern, 90-120cm (36-48 inch) high, from tropical and subtropical climates. Native to Fiji, New Caledonia and the Pacific Islands, Blechnum gibbum is growing as an under story plant in forested areas where thrive in filtered light and high humidity in moist fertile soils. It is a neat, symmetrical rosette of fronds up to 90cm (36 inch) long and 30cm (12 inch) wide, which eventually crowns a scaly, black trunk up to 90cm (36 inch) tall.