White Widow Auto Seeds – Bulk Seed Bank · High-Yield Indica Autoflower

White Widow Auto by Bulk Seed Bank is the legendary resin-drenched classic transformed into a lightning-fast, foolproof autoflower that guarantees heavy yields in just 75 days.

Are you tired of wasting time and nutrients on finicky genetics that punish every minor mistake and leave you with airy, disappointing buds? It is incredibly frustrating to invest your hard-earned cash and months of waiting, only to harvest a mediocre stash because your skills are still leveling up or your setup isn't perfectly dialed in. White Widow Auto is the ultimate game-changer that bridges the gap between novice struggles and expert harvests, delivering rock-solid, snow-capped nugs with zero stress, whether it is your first tent or your fiftieth run.

If you are just starting out: how this strain helps you

When you are just getting your hands dirty, you need a forgiving plant. This auto acts like a sturdy set of training wheels, absorbing rookie mistakes without stunting its growth.

• Zero light cycle worries: It flowers automatically, so you do not have to stress about switching timers.
• Compact and stealthy: Stays short, making it perfect for small indoor tents or discreet balcony grows.
• Tough as nails: Naturally resistant to common beginner blunders like slight overwatering or nutrient fluctuations.
• Fast gratification: Goes from seed to harvest in just 75 days, keeping your impatience in check.

If you already have experience: why it deserves a place in your kit

For the seasoned grower, this strain is a blank canvas for maximizing efficiency. Its pure indica structure and insane trichome production make it a top-tier candidate for extractions and high-density Sea of Green (SOG) setups.

• Extraction dream: The sugar leaves are caked in resin, making it perfect for high-yield BHO or rosin runs.
• SOG optimized: Its short internodal spacing and dominant main cola allow you to pack up to 9 plants/m² (0.83 plants/ft²).
• Predictable canopy: Highly uniform phenotypes mean you can dial in your light distance perfectly.
• Heavy feeder potential: Can handle aggressive PK boosting during mid-to-late flower for swollen calyxes.

Advantages and benefits for any level

• Because it has a short 75-day life cycle, you can harvest multiple times a year, which means a constant supply of top-shelf buds without long waits.
• Because it produces a thick whitish layer of resin, you get more active compounds per gram, which means harder-hitting bowls and better extraction yields.
• Because of its indica-dominant genetics, it provides a deeply relaxing physical effect, which means you can easily disconnect and chill out after a stressful day.
• Because it features a compact structure, you can grow it in tight spaces, which means total discretion and privacy for your personal stash.
• Because it blends citrus and floral terpenes, it delivers a refreshing and smooth smoke, which means every puff is a delicious, palate-pleasing experience.

Typical mistakes this autoflower helps you avoid

Growing cannabis can be a minefield of potential errors, but this resilient auto acts as your personal safety net, minimizing the impact of common slip-ups.

• Light leaks ruining the crop: Being non-photodependent, accidental light exposure during the dark period will not cause it to reveg or hermie.
• Outgrowing the tent: Its naturally short stature prevents the dreaded stretch that burns colas on your grow lights.
• Over-pruning stress: Since it naturally forms a great structure, you avoid the mistake of aggressive topping that usually stunts autos.

Technical specifications

• Breeder: Bulk Seed Bank
• Type: Autoflowering
• Genetics: Original White Widow × Ruderalis
• Cycle: 75 days approx. (from germination to harvest)
• Yield Indoor: Up to 600 g/m² (1.96 oz/ft²)
• Yield Outdoor: 70–200 g/plant (2.47–7.05 oz/plant)
• Height Indoor: 60–90 cm (23.62–35.43 in) approx.
• Height Outdoor: 0.70–1.10 m (2.29–3.60 ft) approx.
• Ideal climate: Temperate, Mediterranean; prefers dry environments during late flower.
• Aroma/Flavor: Fresh citrus and floral notes.
• Effect: Clearly indica, very relaxing, soothing, ideal for nighttime.

How to grow White Widow Auto

• Quick overview: Autoflowering · Bulk Seed Bank · 75-day cycle approx. · Ideal for compact indoor tents or stealthy balconies.
• Safe start: Germinate at 22–25 °C. Plant directly into the final 11 L (2.90 gal) pot. To ensure explosive root development from day one, add Bactofil by Agrobacterias to your substrate.
• Directed growth: Keep a constant 20/4 light schedule indoors. Use an airy soil mix and water lightly. A complete nutrient base like the Hesi Starterbox Soil Kit keeps the foliage lush without burning the young roots.
• Efficient flowering: Maintain humidity around 40–50% to prevent rot in its dense colas. For truly snow-capped, swollen buds, introduce Big Bud Advanced Nutrients during the peak bloom phase.
• Harvest and refinement: Flush 10 days before chopping. Dry slowly at 20 °C and cure for at least two weeks to bring out those sweet citrus terpenes.

Frequently Asked Questions

Can I top or FIM this White Widow Auto?

It is highly recommended to avoid aggressive pruning like topping or FIMming on this strain. Because of its fast 75-day cycle, it does not have enough time to recover from high-stress training. Stick to gentle LST (Low Stress Training) if you need to open up the canopy.

Does it need a massive pot to yield well?

Not at all. An 11 L (2.90 gal) pot is the sweet spot for this variety. It provides enough space for the taproot to stretch without holding excess moisture that could lead to overwatering issues.

How strong is the smell during flowering?

The aroma is quite pungent, blending sharp citrus with deep floral and earthy notes. If you are growing indoors, a good quality carbon filter is absolutely essential to keep your operation discreet.

Personal Experience of Pevgrow’s CEO (Alan)

Whenever a buddy asks me for a foolproof recommendation to start their growing journey, White Widow Auto is always in my top three. I remember running a batch of these on a whim in a spare 1x1 m (3.28x3.28 ft) tent, and I was blown away by how little maintenance they required. I just set the lights to 20/4, kept the feedings moderate, and watched them explode with frost.

For beginners, I love how it just shrugs off minor pH swings and temperature drops. But as an experienced grower, what really gets me going is the resin return. I took the trim from that run and pressed some of the most flavorful, citrus-heavy rosin I have had in a long time. The only thing you really need to watch out for is late-flower humidity; those buds get so dense that you need solid airflow to keep botrytis away. Whether you want a quick stash of heavy-hitting nighttime relaxation or a reliable hash-washing strain, this auto never disappoints.