The Speri family, respecting the biodiversity of the terroir and with the goal of maintaining the very highest quality levels, already back in the early 90s, after years of field testing and observation, for first brought significant changes to the traditional Pergola Veronese training system. The most important improvements involved inclining the metal arm that the vine branches rest on, opening up a central area to bring more sunlight and improve ventilation of the grape bunches.