San Marzano tomato tomatoes sold commercially are grown in Italy, though they are produced commercially in smaller quantities in other countries. Because of San Marzano's premium pricing, there is an ongoing battle against fraudulent product. On November 22, 2010, the Italian carabinieri confiscated 1,470 tons of canned tomatoes worth €1.2 million of improperly labeled product. San Marzano tomatoes, along with Roma tomatoes, have been designated as the only tomatoes that can be used for Vera Pizza Napoletana (True Neapolitan Pizza). San Marzano tomatoes originate from the small town of San Marzano sul Sarno, near Naples, Italy, and were first grown in volcanic soil
San Marzano Oliveto motto "Virtus addidit". It incorporates the coat of arms of the Asinari family, lords of San Marzano between the thirteenth and seventeenth centuries. Cited by Alfieri as "San Marzano of Acquosana", the first documents that mention the castle date from the birth of the Contado of Acquosana - the ancient territory of Acqui Terme. The castle, probably of Roman origin, has a square tower that was added by the Asinari family. The tower has four square crenellations, one in each corner: the embrasures of one of them can still be seen today. After the Spanish occupation of 1655, the castle