(Solanum lycopersicum) 25 seeds per pack. One of the best tasting paste tomatoes on the market the Opalka has a delicious flavor and few seeds. The fruits might look like you’re growing red peppers, as they ripen to red, with a blocky, ovaloid shape. Fruits grow to 5″ and are borne in small clusters. #1796 Open pollinated. Indeterminate. 85 days.View plant database page. Detailed seed germination instructions.