Indeterminate. The oxheart shape is the result of a mutation, about 1925. Somewhat similar to meaty ponderosa types, except for the distinctive shape. Heavy yielding vines produce extra large, pink tomatoes weighing 1-2 lbs. Firm, meaty flesh with few seeds and mild flavor.  Harvest in about 85 days. Germination rate about 80% or better. David’s Garden Seeds is a Veteran owned business that has been offering quality seeds since 2009.