Koa wilt it starts to produce microconidia, eventually clogging the xylem. Once the Koa tree dies, the fungus invades all tissues and, upon reaching the dead plant surface, sporulates profusely producing macroconidia and chlamydospores. The fungus can survive saprophytically in the soil, as either mycelium or as any of its three spore types mentioned. The chlamydospores, as the resting spores, survive the longest in the soils, usually under cold conditions. Koa trees occupy dry to mesic areas on the islands of Kauaʻi, Oʻahu, Molokaʻi, Lānaʻi, Maui, and Hawaiʻi in elevations of 80 to 8,000 feet with 0 to 100 inches of rain.
Hale Koa Hotel hotel opened on October 25, 1975, with a traditional Hawaiian ceremony. A major expansion came in 1991. The hotel added a new pool, a beverage bar, and a luau garden. Later, the Maile tower was built across the lobby from the Ilima tower, bringing the total number of rooms to 818. Also constructed was an adults-only pool, a fitness center, a parking garage, and Bibas, a new café located on a porch underneath the Maile tower. There are several dining facilities on the hotel's beachfront property: Because Hale Koa Hotel is an AFRC resort, it is not open to the