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White Widow Autoflowering – Green House Seeds

Price range: 6,40€ through 52,15€

-20% discount on Blister Seed
-5% discount on the Seedbank Pack
One of the most popular and appreciated hybrid cannabis strains for over 25 years: Green House Seeds’ inimitable White Widow is now in Auto format!

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Additional information

WeightN/A
Genetic Type

Hybrid, Ruderalis

Harvest Time

10-12 Weeks, 8-10 Weeks

Harvest Yield

300-400g /m2, 400-500g/ m2, 500-600g / m2

Seed Gender

Feminized Autoflowering Seed

Seedbank

Green House Seeds

THC

High THC (20%), Mid THC (15%)

Where to Grow

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Country

Dutch

Effect

Balanced, Relaxing

Genetic Family

White

Quality

Annibale's Choice, Bestseller, Easy to Grow, Mold Resistant

Taste and Smell

Earth / Musk / Coffee, Pine / Wood / Balsamic, Spices / Incense / Cheese

Description

White Widow Autoflowering Seeds – Green House Seeds

The White Widow Autoflowering by Green House Seeds is the accelerated version of an undisputed myth. It preserves the legendary resin production of the photoperiodic mother. However, it eliminates the need to change the photoperiod in the grow room.

This automatically flowering genetics develops a compact and extraordinarily crystalline vegetative plane. It requires a highly aerated substrate to maximize the initial push. Its biological clock imposes fast rhythms, rewarding growers with an excellent calyx-to-leaf ratio and snowy buds in record time.

White Widow Autoflowering in brief

This variety completes its entire life cycle in about 9-10 weeks from seed. It offers optimal indoor yields reaching 400-500g/m² under intense light regimes (20/4). THC levels stand at 15-20%, guaranteeing a perfectly balanced physical and mental effect.

Vertical elongation is contained and very manageable. The olfactory profile maintains the base of damp earth and pungent spices, enriched by a slight metallic nuance. Excellent choice for guerrilla growing or continuous low-maintenance indoor cycles.

Technical Sheet

  • Genetics: White Widow x Ruderalis.
  • Type: Indica-dominant Autoflowering.
  • Life Cycle: 9-10 weeks from germination.
  • Harvest: Continuous cycle (Outdoor).
  • Height: 70-100 cm (Indoor) / up to 120 cm (Outdoor).
  • Cannabinoids: THC 15-20%, low CBD (<1%).
  • Terpenes: Myrcene, Caryophyllene, Pinene.
  • Yield: 400-500g/m² (Indoor), 70-100g per plant (Outdoor).
  • Techniques: Light LST, Direct sowing in final pot.
  • Extracts: Very high yield in dry extractions due to dense glandular coverage.
  • Effect: Balanced, bodily, mental clarity.

Intro and History

Traces of this line are clearly visible on the Seedfinder genealogical archives. The breeders fused the original nineties clone with a highly selected ruderalis. The intent was to keep intact the blanket of trichomes that made the “white family” famous. They succeeded brilliantly. They stabilized a phenotype capable of withstanding climatic stress without losing potency.

A genetic that condenses the resin production of a historical classic into an unstoppable biological timer.

Cultural management and yield parameters

Indoor

Inside the controlled environment, speed is everything. We recommend sowing directly into the final pot to avoid transplant shock. The branch plane benefits enormously from a 20/4 light cycle for the entire duration of the grow. Feeding must be progressive and cautious.

The EC should not exceed 1.4-1.6 at peak flowering, as ruderalis roots are sensitive to salt accumulation. Maintaining a VPD of 1.1-1.3 kPa is essential to optimize nutrient absorption during the vegetative development phase and prevent transient metabolic blocks.

Outdoor

Outdoors, this plant expresses exceptional robustness. Its fast cycle allows it to complete maturation before the arrival of autumn rains. Numerous diaries on GrowDiaries confirm its aptitude for cultivation in high altitude zones and mountain climates.

It develops a squat structure and leathery stems capable of withstanding winds. The buds, covered by a dense white fuzz, tolerate nighttime thermal leaps very well. The massive presence of resin protects the delicate internal tissues from fungal pathogen attacks.

Terpene profile analysis

The aromatic identity faithfully respects the photoperiodic mother. The smell in flowering is dominated by notes of undergrowth, wet earth, and antique wood. Caryophyllene brings an extremely pronounced black pepper nuance on the exhale.

In the final weeks, the volatile terpenes release a resinous scent, almost like a metallic solvent. During cold extractions, the trichomes return a dry hashish with a golden color and very crumbly texture. The taste is classically pungent and totally devoid of modern sweet or fruity influences.

Effect and stimulation: what to expect

With a moderate THC between 15% and 20%, the impact of this autoflower is reassuring and balanced. The come-up is soft and gradual. The hybrid component provides a first half-hour of clear mental lucidity, dissipating accumulated stress.

Subsequently, the indica genetics takes over the body with a delicate muscle relaxation. It is traditionally associated with relaxing daytime or late afternoon consumption. It is often sought after by those desiring to loosen tensions without remaining immobilized or numb for hours.

Technical advantages

  • Operational speed: Continuous and programmable harvests in just 65-70 days.
  • Ease of management: Compact structure that does not require complex pruning or supports.
  • Trichome production: Flowers covered by a brilliant white patina rich in essential oils.
  • Climatic versatility: Excellent performance in cold climates or very short summer windows.

Errors that ruin the harvest

Transplanting is enemy number one. Changing pots blocks the root platform for precious days, drastically reducing the final size. Always sow in the final container. Another common error is nitrogen overfeeding in the first three weeks.

Autoflowers have lower nutritional needs compared to photoperiodics. Too much nitrogen will burn the young roots, stunting growth. Finally, excess water: a constantly soaked substrate asphyxiates the root system. Apply a correct drying cycle to favor the continuous oxygenation of the soil.

White Widow Autoflowering vs Other Queens

White Widow Auto vs Amnesia Haze Auto

Amnesia offers a citric profile and much higher elongation, requiring more time to mature. Widow is much faster and squatter, guaranteeing more compact buds and a more physical and bodily effect.

White Widow Auto vs Super Lemon Haze Auto

The lemon genetics leans towards intense and electric cerebral energies. White Widow Autoflowering focuses on massive resin production and a typically “old school” earthy flavor, offering a more solid relaxation.

White Widow Auto vs Northern Lights Auto

Both dominate the commercial indica autoflowering landscape. Northern is sweeter and more narcotic, while White Widow wins on crystalline bag appeal and offers a mentally less lethargic relaxation.

Who it is not recommended for

This variety is not recommended for growers who like to apply high-stress techniques like multiple apical toppings (Main-lining). Ruderalis genetics do not have the biological time to recover from deep trauma. On the consumption side, it is not suitable for those looking for modern “dessert” aromatic profiles flavored like cookies or vanilla, as it is an herbaceous strain with a traditional earthy and herbaceous profile.

FAQ

What is the ideal pot capacity?

A final pot of 11 to 15 liters in fabric or air-pot is recommended, to favor maximum root expansion and oxygenation from the very first days.

Can I apply bending techniques (LST)?

Yes. A slight bending of the main stem is useful to widen the vegetative plane and allow the lower side branches to catch light, as long as you do not snap the stems.

How many hours of light are needed indoors?

A fixed cycle of 20 hours of light and 4 of darkness guarantees optimal light assimilation to maximize the final yield of the flower.

Does it require strong air filtration?

Its smell is pungent and earthy, less penetrating than a Skunk but intense enough to always require an activated carbon filter in enclosed spaces.

When should I start the root flush?

At least 10 days before cutting, administering exclusively pH-balanced water to dispose of salt accumulation and improve the smoothness of the smoke.

Annibale Seedshop’s Opinion

White Widow Autoflowering by Green House Seeds is an invaluable resource for the pragmatic grower. It offers the historical charm of the white family combined with impressive speed. Our team highly recommends it to those looking for fast, safe, and very low maintenance cycles.

A reliable agronomic genetics that will fill your jars with hard, snowy flowers. The perfect choice for those who love classic nineties flavors and want to produce highest quality dry extractions starting from autoflowering material.