Sour Silverback regular cannabis seeds by Karma Genetics combine GG4 x KG Sour Diesel Bx2 genetics to create a bold, high-yielding cultivar. This limited-edition drop offers heavy resin production, sour-diesel gas aroma, and potent effects. With an 8–10 week flowering time and a robust structure, Sour Silverback is designed for growers who want powerful flavor, strength, and top-shelf yields.
