This is an open pollinated commercial tomato variety from Russia
Korol Sibiri translates to King of Siberia. This is a golden yellow oxheart tomato from Russia with a slightly sweet but rich flavor. Fruit are nice and large, 8-16 oz (can get larger) and very meaty with few seeds. Some fruit may have light green shoulders. Plants are not too large and have good production. Coming from Siberia, it produces well in cooler weather and is rather early.