The Tomato Roma, 'Lycopersicon lycopersicum', is a determinate type Heirloom paste tomato from Italy. The Italian Roma is an absolutely excellent, old heirloom tomato used for sauce or canning. The very firm, meaty 3 inch pear-shaped fruits have very few seeds. They are very productive and can produce up to 200 fruits on compact vines. Tomatoes prefer well drained soil that is high in organic matter. Tomatoes need at least 1 inch of water a week. Soak to depth of 6 to 10 inches when watering. They need at least 6 hours of direct sunlight a day.