Captain Cook, Hawaii by Honaunau-Napoopoo. Hawaii Route 11, part of the Hawaii Belt Road, passes through the community, leading north to Kailua-Kona and south to Naalehu. Hawaii Route 160 diverges from Route 11 in Captain Cook, leading south by a winding road to Napoopoo on Kealakekua Bay. According to the United States Census Bureau, the Captain Cook CDP has a total area of , all of it land. Most of Captain Cook lies between the and elevation, which makes it ideal as a coffee-growing region. It sits on the top of an ancient fault which created the famous Kealakekua Bay. Prior to the
Coffee State (now the Democratic Republic of the Congo) to Brussels to Java around 1900. From Java, further breeding resulted in the establishment of robusta plantations in many countries. In particular, the spread of the devastating coffee leaf rust ("Hemileia vastatrix"), to which "C. arabica" is vulnerable, hastened the uptake of the resistant robusta. "Hemileia vastatrix" is a fungal pathogen and results in light, rust-colored spots on the undersides of coffee plant leaves. "Hemileia vastatrix" grows exclusively on the leaves of coffee pants. Coffee leaf rust is found in virtually all countries that produce coffee. Mycena citricolor is another threat to