Acacia koa for up to 25 years. Scarification is needed before "A. koa" seeds will germinate. Koa is endemic to the islands of Hawaii, Molokai, Maui, Lānai, Oahu, and Kauai, where it grows at elevations of . It requires of annual rainfall. Acidic to neutral soils (pH of 4-7.4) that are either an Inceptisol derived from volcanic ash or a well-drained histosol are preferred. Its ability to fix nitrogen allows it to grow in very young volcanic soils. Koa and ōhia lehua ("Metrosideros polymorpha") dominate the canopy of mixed mesic forests. It is also common in wet forests. The koa's trunk was
Koa Misi Koa Misi Nawa'akoa Lisiate Foti Analeseanoa "Koa" Misi (born January 17, 1987) is an American football outside linebacker who is currently a free agent. He played college football at Utah. After graduation from Montgomery High School, Misi began his college career at Santa Rosa Junior College, where he was a first-team all-conference defensive end. He then attended the University of Utah and played for the Utes for three years (2007–2009). While at Utah, he played in 38 of 39 games, missing one game due to injury, and started 36 of those games. He played at both defensive end and defensive