Russian origin. In Russia the Trifele varieties of tomatoes (of which there are several colours) are highly prized and command big prices. This short potato leaf plant yields prolific quantities of 6 oz approx. Very tasty flesh with a meaty core that produces luscious fruit all summer long. A work of art sliced out on a plate and a wonderful flavour that possesses extraordinary rich and complex flavor's. The Black Trifele is one of the blackest varieties available and is resistant to cracking. Indeterminate.