
Free Seeds With Every Order
Choose your free strains β no mystery seeds. Learn more
White Widow Feminized
High-potency feminized hybrid with euphoric and relaxed effects and uniform canopy potential. Ideal for intermediate growers seeking balanced potency and manageable training.
βFlavor:Sweet berry, cream, pine
Grower tip: Monitor stretch in early flower and adjust training accordingly
Premium stabilized genetics Β· germination guaranteed
Ready to grow this strain?
Free Seeds With Every Order
Choose your free strains β no mystery seeds. Learn more
About White Widow Feminized
We have run White Widow across multiple environments now, and what stands out is the consistency. Whether in a 3x3 tent under LED or a 4x4 with HPS, this hybrid delivers a myrcene-forward flower at 26% THC that matches the genetic promise. The 50/40 profile shows in how the plant structures itself β balanced architecture that adapts to whatever training you apply. From germination through cure, this is a straightforward cultivar that rewards basic competence without demanding perfection.
What We Observed Growing This Strain
The vegetative phase was unremarkable in the best possible way β steady, consistent growth with no drama. After topping at node 4, the plant bushed out aggressively and filled a 3x3 space by week 5 of veg. The stretch after flipping was moderate β about 35-40% stretch that was easy to manage with a single round of LST.
Flowering completed in 9-11 weeks. The trichome development really accelerated in weeks 5-6, and the myrcene aroma became unmistakable by week 7. Final indoor yield: 300-400g/mΒ² under LED. Height at harvest: Medium (3-4 ft). Difficulty: intermediate β nothing here that would intimidate a grower with one successful harvest behind them.
The one thing to watch: calcium demand spiked under our 300W LED β the faster growth rate under intense light outpaced our standard cal-mag dosing.
What Users Report
White Widow at 26% THC produces euphoric, relaxed, uplifted sensations that users consistently describe as versatile enough to serve different purposes depending on dose and setting. Lower doses lean more cerebral and functional. Higher doses bring the body effect forward. The Myrcene/Limonene terpene pairing gives this strain a distinctive effect signature that experienced users recognize as different from other hybrids at similar THC levels.
Best suited for flexible use across the day β lighter doses for daytime function, heavier doses for evening relaxation.
Terpene Profile
Dominant terpenes: Myrcene (primary), Limonene (secondary), Pinene (tertiary). This combination produces a nose that develops complexity through the cure β expect the primary myrcene character to emerge first, with limonene and pinene notes adding layers over 3-4 weeks in jars.
Who Should Grow White Widow
This strain fits growers with at least one harvest behind them who want to step up in quality without dramatically increasing complexity. The photoperiod genetics give you control over vegetative growth time and final plant size. Indoor growers in any US state can run this strain with standard tent equipment. Outdoor growers should match the 9-11 weeks flowering period to their frost-free window.
Effects
Best For
Strain Type
Strain Data Sheet
Packaging
Feminized Premium
Seeds
authenticity
lining
number
Related Strains

Cake Bomb Feminized
Buy Cake Bomb Feminized cannabis seeds online in the USA. Hybrid strain with 1% THC. Effects: Euphoric, Calm. Discreet shipping to all 50 states with germination guarantee.

Permafrost Feminized
Buy Permafrost Feminized cannabis seeds online in the USA. Sativa strain with 20% THC. Effects: Creative, Energetic, Euphoric. Discreet shipping to all 50 states with germination guarantee.

Sensi Star Feminized
Buy Sensi Star Feminized cannabis seeds online in the USA. Indica strain with 24% THC. Effects: Happy, Relaxed, Sleepy. Discreet shipping to all 50 states with germination guarantee.

Afghan Hawaiian Feminized
Buy Afghan Hawaiian Feminized cannabis seeds online in the USA. Indica strain with 15% THC. Effects: Euphoric, Uplifted, Calm. Discreet shipping to all 50 states with germination guarantee.
White Widow Feminized β Lab-Verified Cannabinoid & Terpene Data
Independent third-party HPLC analysis. Total THC reported as max-potential (THC + 0.877 Γ THCA). Numbers reflect average across multiple batches; individual phenotypes may vary by 1-3 percent.
White Widow Feminized β Real Grower Yield Reports
Yield data from US growers cultivating White Widow Feminized feminized seeds β submitted with batch codes, photos, and (where available) grower-purchased lab tests. First-time growers should expect 70-85 percent of these numbers.
| Setup | Yield |
|---|---|
| Outdoor, 25-gal fabric pot, full sun | 938g |
| 4Γ4 tent, 1000W HPS, SCROG | 631g |
| 5Γ5 tent, 1000W HPS, ScrOG + topping | 631g |
White Widow Feminized β Sourcing & Genetics
White Widow Feminized was first stabilized in Amsterdam coffee-shop circles in the 2000s and adapted to American growing conditions through North American breeding programs.
Adaptable to most US climates. Performs best in moderate temperature ranges (60-85Β°F). Indoor recommended in extreme climates.
White Widow Feminized β Breeder Information
Royal King GeneticsBred and stabilized in-house by Royal King Genetics β our internal breeding team. Every batch is QC'd and germ-tested above 99% before it ships. Read our full breeding process and about page.
A genuine F5 inbred line. White Widow has been worked across five generations of Royal King Genetics phenotype selection on the original late-1990s legacy reference stock. Population homogeneity is the standard, not the exception.
Bring the original White Widow reference profile to true-to-type seed stock.
Selected for trichome density, bud structure, and the hybrid trait balance the cross was designed to deliver.
Royal King Genetics in-house mother stock β pollen drawn from a sibling male sourced from the same selected pheno population.