Tomato · Variety record
San Marzano tomato
This record is San Marzano as named on Clemson HGIC 1323 and NCSU. It is not Pomodoro San Marzano-Lampadina. This page does not claim DOP and does not cover canned food. Growing lives on how to grow tomatoes.

Illustrative photograph — confirm variety identity from your seed source
Identity record. Each row is one source assertion with a visible Source field. No food, canning, or DOP claim on this page.
Cited identity rows
Separate source assertions — not a BioArva average.
Source
Clemson HGIC 1323 (South Carolina)Their Recommended Cultivars table lists San Marzano under the Roma/Plum heading. Naming-on-sheet as that table’s cultivar string — not Lampadina, not a DOP claim, and not food or canning copy.Source
Clemson HGIC 1323 (South Carolina)Their Recommended Cultivars table marks San Marzano growth habit as I (indeterminate). Habit on their sheet — not a staking method.Source
NCSU Extension (North Carolina)Their home-garden tomato guide names San Marzano. Naming-on-sheet — not a class ranking and not food copy.
Seed for this guide
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How we know — methodology. Ranges and assertions are cited per source, not blended.