Blackberry (Rubus fruticosus) RUCZAJ

Early Polish thornless blackberry specially bred for high frost resistance.

Crossing: Research Center Brzezna Poland. Released in 2010.
Vigour: moderate, canes half-erect, thorless
Fruit: medium-sized, oval, sweet and sour, average berry weight 6 g, berries have a particularly high content of anthocyanin pigments, namely 245 mg / 100 g fresh fruit. The berries are suitable for fresh consumption and processing.
Harvest season: harvest time from the end of July to the beginning of August
Yield: very fertile, regular high yields, needs climbing support
Disease resistance: generally good disease resistance
Frost resistance: excellent