||trebbiano dei Castelli, trebbiano giallo di Velletri, trebbiano di Frascati, biancuccio, greco, greco di Velletri, greco giallo, rosciola, rossetto, rossola, tostarello.
||First or second decade of October.
||Abundant and fairly regular.
||It is predominantly spread in Lazio and Lombardy, while its presence in Tuscany, Umbria and Marche is marginal.
||The Romans indicated this vine with the name of Trebula meaning in a Latin farm, as indicated by Pliny the old man who applauded the wine from Trebbiano Vinum Trebulanum. If you want a simple translation into Italian it would be home-made wine or local wine. The Yellow Trebbiano was already identified by the Acerbi in the nineteenth century, placing it on the Roman Castles, while today it is widespread in leopard spots throughout Italy.
||Leaf: medium or nearly large, pentagonal, five-sided and rarely trilobated; Petiole breast in lira, open or semi-closed, moderately deep; Upper elliptical lateral, closed or semi-closed, moderately deep; V-shaped, open, shallow side breasts; Top page glabra green, bulging and wrinkled; Slightly greenish and slightly arachnid green color page; Wavy flap; Revolving lobes, angles at right or close summit; Main ribbons on the bottom page of green color, slightly aracnoid; Regular teeth, in 1, 2 or 3 series, with almost large teeth, slightly curved margins, medium width.
Bunch: medium or nearly large, cylindrical-conical, sometimes winged, tight or semi-spatula for light sanding; Short peduncle, medium thickness, herbaceous or semi-woody.
Acino: medium size, spheroidal, regular cross section; Medium thickness and consistency, of yellow-golden color often sprinkled with brown spots, a lot of pruinosity, an average apparent navel; Melted pulp and simple flavor; Medium or medium length pedestal, medium thickness and green color; Small, medium-sized and greenish look; Medium-sized and greenish-yellowish brush.
||From the yellow trebbiano, a straw-yellow wine is obtained, with a fairly intense and fruity aroma. The taste is pleasant, medium texture and has good balance between freshness and pseudo-caloric feelings.
||Resistance to meteoric adversities and diseases: normal; Good for ozone and drowsiness.