Tasmanian tree ferns (Dicksonia antarctica) are hardy only to about 20 degrees, so it's prudent to cover them to protect them from winter cold.

The Australian variety grows relatively fast, resulting in a tall, slender “trunk” up to 35 feet tall. The Tasmanian fern grows slowly, about one inch per year, resulting in a thicker “trunk.” ...

Picture by Eve Woodhouse. The Fern Tree water treatment plant won the 2024 IXOM Best Tasting Tap Water in Tasmania award by a single vote over the other two shortlisted finalists.