Plum tomato include Roma VF and San Marzano (semi-determinate; a signature tomato of Italian cuisine), though there are many other varieties, such as the short-season Ropreco Paste and the larger Amish Paste and Big Mama. Five hybrid cultivars grown in California constitute over 60% of total production of processing tomatoes. Small plum tomatoes (similar in size to cherry tomatoes) are known as grape tomatoes. Plum tomato A plum tomato, also known as a processing tomato or paste tomato, is a type of tomato bred for sauce and packing purposes. They are generally oval or cylindrical in shape, with significantly fewer locules (seed
Plum content (table). Plum A plum is a fruit of the subgenus "Prunus" of the genus "Prunus." The subgenus is distinguished from other subgenera (peaches, cherries, bird cherries, etc.) in the shoots having terminal bud and solitary side buds (not clustered), the flowers in groups of one to five together on short stems, and the fruit having a groove running down one side and a smooth stone (or "pit"). Mature plum fruit may have a dusty-white waxy coating that gives them a glaucous appearance. This is an epicuticular wax coating and is known as "wax bloom". Dried plum fruits are called