Spotlight Brand: Oliva Serie 'O' Maduro Quickview Considered the finest maduro on the market.The Oliva Serie 'O' Maduro is a prime example why Oliva is one of the most successful and famous growers of tobacco in Nicaragua. With generations of experience all over the world, the family has learned the agricultural subtleties of growing unique leaf that is distinctly "Oliva." Hailed by aficionados all over the world as the best maduro leaf ever grown, the Oliva 'O' Maduro will not disappoint. The aging and extended fermentation process associated with maduro tobacco makes these cigars unavailable for extended periods of time. In fact, the Oliva Serie 'O' Maduro has been so elusive to some Oliva fans that they stock up when boxes of their favorite size become available. The wrapper is slightly sweet with a caramel finish on the palate. The aroma is earthy with a full body. For many, the Oliva Serie 'O' Maduro is truly the only great maduro.