Ca' del Baio produces Nebbiolo-based Barbarescos from Piemonte's renowned northern Italian region. The winery's portfolio centers on site-specific expressions of this demanding varietal: the Barbaresco Vallegrande Riserva Viti Vecchie, drawn from old vines, and the single-vineyard offerings Asili Barbaresco and Pora Barbaresco. Nebbiolo demands cool-climate precision and extended aging—hallmarks of Barbaresco's eastern Langhe foothills, where limestone-rich soils and diurnal temperature swings build structure and aromatic complexity. The winery's wines have been assessed by Decanter, Wine Enthusiast, Wine Spectator, Wine Advocate, and Falstaff. Each bottling reflects the particular terroir of its vineyard designation, with the Vallegrande Riserva Viti Vecchie drawing depth from mature vines. Barbaresco Nebbiolo typically shows rose, tar, and dried cherry alongside firm tannins that evolve over years in bottle.