Cold Hardy Banana Tree

Musa basjoo, commonly called the Japanese or cold-hardy banana, is a fast-growing herbaceous perennial with enormous, bright-green leaves. It is grown for tropical-looking foliage and flowers; its small banana-like fruits are ornamental and inedible. ## Garden Use Plant it in full sun to partial shade, with moist, well-drained soil rich in organic matter and shelter from strong winds. North Carolina Extension lists a mature height and spread of about 1.8–4.3 meters (6–14 feet). The plant can die back to the ground in winter, while its rhizomes can survive temperatures near −23 °C (−10 °F) when properly pruned and protected with mulch. This distinction matters: the roots may overwinter while the leaves and stems are lost. ## Growing Notes Musa basjoo produces creamy-yellow summer flowers followed by small, inedible fruits. It is valued primarily for its broad, tropical foliage, not for an edible banana crop. In warmer climates it can remain evergreen; in colder gardens, new shoots can regrow from the protected roots. ## Maintenance After frost damages the leaves, cut the stems back to about 60 centimeters (2 feet) and protect the base with a thick mulch layer. Keep soil consistently moist through the growing season, but ensure it drains well. The [North Carolina Extension plant profile](https://plants.ces.ncsu.edu/plants/musa-basjoo/common-name/basjoo-banana-tree/) provides further details on seasonal care and winter protection.