JBM is short for JamaicaJamaica coffee can be excellent mild, lush coffee... sometimes. Like Kona and Puerto Rican coffee, it is soft, mild, clean and well balanced when it is good.: Ah... Blue Mountain, which is both a trade name for certain Jamaica coffee, and a TypicaA coffee cultivar; a cross between Typica and Bourbon, originally grown in Brazil: Mundo Novo is a commercial coffee cultivar; a natural hybrid between "Sumatra" and Red Bourbon,... cultivarCultivar is a term used interchangeably with Varietal in the coffee trade to indicate plant material, although there are distinctions.: The naming of a cultivar should conform to.... As a cultivar, it is one of the older New World Typica types since the Typica was circulated around the Caribbean isles long before it was planted in the mainland of Central America. Not all Jamaica-grown coffee is necessarily JBM cultivar. As a trade name, it supposedly signifies the higher grown coffee from Jamaica, as opposed to Jamaica High Mountain, which is lower grown (!). There is no blue shade to the coffee or the mountain, or a specific geographical designation it indicates.