Selected from the lowest-yielding vines in the best vineyards of the Valtellina Superiore DOCG zone, Sassella and Grumello. Vineyards are guyot-trained, planted at altitudes ranging between 350 - 500 m.asl. Soil is predominantly sandy (80%), with some lime (20%). 4,000 vines per ha. Vineyards are south-facing.