Indeterminate. The Ivan Tomato is one for the history books! Cultivated by a Missouri family for years until they were no longer able to farm. The Ivan Tomato has been picked up by a group determined to rescue this imporant heirloom from possible extinction. It is a meaty tomato with an old-fashioned flavor. These plants grow tall, upwards to 10 feet and will produce harvests that blow you away! With substantial support these plants will fill your harvest baskets until they are spilling over!