Sour Silverback

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Basic infos

Sour Silverback is an indica / sativa from Karma Genetics and can be cultivated indoors and outdoors (Where the plants will need a flowering time of ±63 days) Karma Genetics's Sour Silverback is/was never available as feminized seeds.

Karma Genetics Description

Sour Silverback Regular Seeds by Karma Genetics is a rare, limited-edition hybrid born from two titans of the cannabis world. This powerhouse cross blends the legendary clone-only GG4 with Karma Genetics’ iconic Sour Diesel Bx2 male—a proven stud responsible for many exceptional hybrids over the years.

Sour Silverback thrives with vigor, delivering massive yields of top-tier flower in just 8–10 weeks. Expect robust structure, dense resin coverage, and that unmistakable sour-meets-chem funk inherited from its elite lineage.

Lineage Breakdown

• GG4: Sour Dubb × Chem Sister × Chocolate Diesel
• KG Sour Diesel Bx2: KG Sour D × (KG Sour D BX1)

Perfect for both indoor and outdoor growers, Sour Silverback offers reliability, potency, and serious production potential.

Specs

• Indoor / Outdoor: Suitable for both
• Flowering Time: 8–10 Weeks
• Genetics: Hybrid
• Lineage: GG#4 × KG Sour D Bx2
• Yield: High
• Seed Type: Regular