Somewhat off-topic trivia: Vanilla is the only orchid grown for food, it is native to Central America, but most grown commercially comes from Madagascar. It is

Somewhat off-topic trivia: Vanilla is the only orchid grown for food, it is native to Central America, but most grown commercially comes from Madagascar. It is dependent, in the wild, on pollination from a particular moth. Since that moth doesn't live in the areas where most vanilla is grown, virtually all commercial vanilla is hand pollinated.