Triangle Palm (Dypsis decaryi): The Three-Sided Trunk Palm

The triangle palm is instantly recognizable by its trunk, which has three distinct flat sides, forming a triangle in cross-section. The feather-like fronds are arranged in three vertical rows. Native to Madagascar, Dypsis decaryi is a striking, medium-sized palm for tropical landscapes.

Cultivation and Features

Full sun, well-drained soil. Regular water and palm fertilizer. It's moderately fast-growing. The triangular trunk is unique among palms. In zones 10-11, outdoors; zone 9b with protection. Makes a dramatic specimen or group planting.

Design Uses

Plant where the trunk geometry can be appreciated. Uplight at night for architectural effect. The fronds are gracefully arching. It's a conversation piece.

Taxonomic Details