
Description
Bred by Fast Buds through four generations of refinement, Frost Banger F4 Auto brings together GG4 Auto F6, Bruce Banner Auto F5, and Sour Diesel Auto F5 into a feminised autoflower of notable depth. The nose opens on sweet cream and ripe fruit before a sharp sour diesel edge cuts through, with a warm spice on the finish. Effects lean toward a full-bodied, relaxing calm that carries the weight you'd expect from genetics this potent, with THC consistently running above 25%.
As an autoflowering feminised variety, Frost Banger F4 moves from seed to harvest in 8 to 10 weeks under virtually any light schedule, making it a natural fit for perpetual indoor cycles or growers working tight seasonal windows outdoors. The compact, indica-leaning structure keeps canopy management simple, and the fourth-generation stabilization shows in consistent bud formation and uniform trichome coverage from plant to plant. Fast Buds has built this line for accessibility without sacrificing output, and for cultivators seeking a low-maintenance, high-reward autoflower with real extraction potential, this one is worth a close look.
Frost Banger F4 Auto Feminized Seeds
Description:
A resin-drenched convergence of three heavy-hitting autoflower lines, Frost Banger F4 from Fast Buds delivers creamy, sour-diesel aromatics and a deeply relaxing effect at 25% THC and beyond, all within a compact, fast-finishing frame.
Best For
Beginner growers seeking a relaxing, potent hybrid high
- Type
- Feminised – Autoflowering
- Genetics
- (GG4 Auto F6 x Bruce Baner Auto F5) x Sour Diesel Auto F5
- THC / CBD
- Very High THC (25%+) / Low CBD (0-1%)
- Effects
- Relaxing
- Flavour / Aroma
- Creamy,Sour,Sweet,Fruity,Spicy
- Height
- Short
- Yield
- Average Yield (200-450gr/plant) / Average Yield (350-450gr/m2)
- Auto Harvest
- 8 to 10 weeks
- Difficulty
- Easy
FAQ
All you need to know
about this product
Frost Banger F4 Auto brings together GG4, Bruce Banner, and Sour Diesel genetics in a compact, fast-finishing package ready for beginner growers who want serious potency.
Fast Buds has specifically tuned this line for ease of cultivation, and its autoflowering nature means it doesn't require any light-schedule management. The compact height keeps things manageable in small spaces, and the 8 to 10 week seed-to-harvest window means beginners see results quickly without a long learning curve.
The nose is a layered experience that opens with sweet cream and ripe fruit before a sharp sour diesel edge asserts itself, finishing with a warm, lingering spice. That complexity comes directly from its Sour Diesel and GG4 lineage, so expect the grow room to carry a distinctive, pungent aroma as harvest approaches.
THC runs consistently above 25%, placing it firmly in the very high potency bracket, while CBD sits below 1%. The effect is characteristically relaxing and full-bodied, carrying real weight that reflects the heavy-hitting genetics behind it — this is not a subtle, functional high.
For a first run with an autoflowering feminised strain, three seeds is a practical starting point since every seed is guaranteed female and you won't lose any to male plants. Given the average indoor yield of 350 to 450 grams per square metre, even a single successful plant from the pack delivers a meaningful harvest worth evaluating.
You Might Also Like
Discover more
legendary genetics
Explore handpicked strains with similar flavors and traits — perfect for your next grow.

Stardawg Auto Feminised Seeds
A potent Chemdawg 4 x Tres Dawg cross from Fast Buds, Stardawg Auto delivers the lineage's trademark fuel-laced earthiness alongside a deeply relaxing yet clear-headed experience in a no-fuss autoflowering format.

Apricot Auto Feminised Seeds
A vivid tropical-fruit cultivar from Fast Buds, Apricot Auto delivers very high THC in an autoflowering, feminised package, wrapping potent, relaxing indica effects in a warm stone-fruit aroma that punches well above its compact footprint.

Crystal METH Auto Feminised Seeds
A potent autoflowering hybrid from Fast Buds, Crystal METH Auto brings together a remarkable five-strain lineage, delivering energising, uplifting effects with a complex terpene profile built for efficiency-minded growers.