The fruits on this plant are red, and they weigh 4 to 6 ounces. It's very productive, with some disease resistance. Few things top the taste of a freshly picked tomato from your own vegetable garden, but deciding on the varieties to grow can be challenging. The San Marzano vines are indeterminate and have a somewhat longer season than other paste tomato varieties, making them particularly suitable for warmer climates. San Marzano tomatoes, or paste tomatoes, can be either indeterminate or determinate. Answer: Yes, they are indeterminate, i.e., will continue to grow and set fruit until killed by the frost. San Marzano tomatoes are indeterminate which means that they will continue to grow until they are killed by the frost. San Marzano Tomato Seeds. Whole 4–6 oz. Are San Marzano tomatoes determinate or indeterminate? 8. San Marzano seeds grow one of the sweetest and most elegant varieties of roma tomatoes available to gardeners and home cooks. Avoid wetting the leaves when watering to reduce the chance of fungal diseases such as tomato leaf blight. Low on water and seeds, it does not take long to reduce into a thick sauce. As is typical of heirloom plants, San Marzano is an open-pollinated variety that breeds true from generation to generation, making seed saving practical for the home gardener or farmer. 82 days. I’ve been seeing a lot of mixed info out there indicating both, and I’m not sure how to go about caring for/pruning. 2. For example, the Organic San Marzano II from Johnny’s Selected seeds is an indeterminate San Marzano variety. Varieties of the San Marzano Tomato. San Marzano is an indeterminate climbing heirloom tomato variety so be sure to weave it through a sturdy trellis as it grows to support the weight of the vines and keep any fruit off the ground. San Marzano is considered one of the best paste tomatoes of all time, with old-world look and taste. Commercial production and use. (Indeterminate… You might not have those growing conditions, but 'San Marzano' is still a great paste tomato, with dense, almost dry, sweet fruits that grow to about 3 1/2 inches long. There are many different styles of cages and stakes that you can use, but make sure you get one that is tall enough and strong enough to support a tall tomato plant. Solanum lycopersicum. Since most San Marzano tomatoes are indeterminate, the simple tomato cages seen are going to be too small. I’ve been seeing a lot of mixed info out there indicating both, and I’m not sure how to go about caring for/pruning. Close. Various strains of San Marzano exist; this strain was selected by tomato breeder Emily Rose Haga from seeds from the USDA gene bank, which is designed to preserve genetic diversity and increase food security. Some San Marzano tomatoes are indeterminate. Posted by 1 day ago. Are San Marzano tomatoes determinate or indeterminate? In my garden, I allow them to grow as big as they want, because more plant means more tomatoes! High-germination, annual, non-GMO, heirloom, open pollinated. Indeterminate means vines, not a small bush determinate, and vines can easily grow 6 to 8 feet tall or taller. tomatoes peel easily and cook down quickly. Question: Are San Marzanos indeterminate?