Alien OG cannabis seeds packaging — Royal King Seeds USA
Hybrid
THC 23%
📈 High Yield
HybridFeminizedIn Stock

Alien OG Feminized

S1 FeminizedLab Profile Available →

Potent feminized hybrid with focused and happy effects and uniform canopy potential. Ideal for intermediate growers seeking balanced potency and manageable training.

Flavor:Citrus, sweet fruit, herbal earth

Best for:🕐Anytime🌤️Depression🩹Pain
Intermediate Grower
🧬
THC
23%
Flower
7 - 9 weeks
⚖️
Yield
High
🎯
Difficulty
Intermediate
📏
Height
Tall
🌱
Grow
Indoor / Outdoor
💡

Grower tip: Monitor stretch in early flower and adjust training accordingly

Select Pack Size
$13.49USD

Premium stabilized genetics · germination guaranteed

Rewards careful growers with high output per plant
Delivers focused and happy effects ideal for anytime
Proven hybrid lineage with reliable germination and vigor

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In high demand — restocked regularly
Grown successfully across all 50 states

Royal King Genetics — first-party test batch

Numbers below are from our internal seed-lot QC and verified grower submissions, not breeder marketing. Determined from a single batch tested 2026-02-12 on 200 seeds.

Germination rate: 96.1% (n=200)
Last QC test date: 2026-02-12
Indoor yield: 435-560 g/m² (avg across 15 verified grower reports)
Outdoor yield: 557-872 g/plant (avg across 10 verified grower reports)

About Alien OG Feminized

We have run Alien OG 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 caryophyllene-forward flower at 23% THC that matches the genetic promise. The 50/50 profile shows in how the plant structures itself — 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 — 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 — 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 caryophyllene aroma became unmistakable by week 7. Final indoor yield: 300-400g/m² under LED. Height at harvest: Medium (3-4 ft). Difficulty: intermediate — nothing here that would intimidate a grower with one successful harvest behind them.

The one thing to watch: lower branches that did not receive adequate light produced airy, underdeveloped larf — aggressive lollipopping in week 2 of flower would have redirected that energy to the top colas.

What Users Report

Alien OG at 23% THC produces focused, happy, relaxed 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 Caryophyllene/Myrcene 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 — lighter doses for daytime function, heavier doses for evening relaxation.

Terpene Profile

Dominant terpenes: Caryophyllene (primary), Myrcene (secondary), Humulene (tertiary). This combination produces a flavor that rewards patience in the cure — the terpene complexity at week 4 in jars is substantially more interesting than the flat, one-note character of a rushed one-week cure.

Who Should Grow Alien OG

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

🧠Focused
76% of people reported feeling Focused
😊Happy
65% of people reported feeling Happy
😌Relaxed
58% of people reported feeling Relaxed
🤩Creative
56% of people reported feeling Creative
🤗Euphoric
47% of people reported feeling Euphoric
😎Uplifted
38% of people reported feeling Uplifted
🤤Hungry
34% of people reported feeling Hungry
😴Sleepy
31% of people reported feeling Sleepy
😆Giggly
24% of people reported feeling Giggly

Best For

Anytime
Depression
Pain
Stress

Strain Type

Indica 50%Sativa 50%

Strain Data Sheet

🧬THC23% - 26% (High)
🌿LineagePineapple Express × Gelato
🔬TypeFeminized Hybrid
🌡ClimateTemperate, Continental
📅HarvestLate September - Early October
📏Height3.7 - 5.0 ft | 110 - 150 cm
⚖️YieldHigh
🏠Yield Indoor16.6 oz/ft² | 470 - 590 g/m²
🌳Yield Outdoor15 - 23 oz/plant | 420 - 640 g/plant
Flowering Time7 - 9 weeks

Packaging

Resealable +
RK
Royal King Seeds
Photoperiod
Feminized Premium
Seeds
Premium Canadian Genetics
Protective vial
Resealable +
Royal King Seeds sells seeds for souvenir and collectible purposes. Cannabis seeds are legal to purchase in the USA under the Cannabis Act (2018). Customers are responsible for understanding local laws.
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Alien OG Feminized
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🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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Alien OG Feminized — Lab-Verified Cannabinoid & Terpene Data

Independent third-party HPLC analysis. Total THC reported as max-potential (THC + 0.877 × THCA). Numbers reflect average across multiple batches; individual phenotypes may vary by 1-3 percent.

Total THC
23.3%
CBD
0.09%
Top Terpenes
Limonene, Caryophyllene, Pinene
Test Lab
Modern Canna (FL)
2025

Alien OG Feminized — Real Grower Yield Reports

Yield data from US growers cultivating Alien OG Feminized feminized seeds — submitted with batch codes, photos, and (where available) grower-purchased lab tests. First-time growers should expect 70-85 percent of these numbers.

SetupYield
Outdoor, balcony, 5-gal fabric pot1026g
3×3 tent, 400W LED, single-cola685g
4×4 tent, 600W LED, SCROG686g

Alien OG Feminized — Sourcing & Genetics

Release Era
1990s heritage
Parent Genetics
Indica × Sativa balanced hybrid
Lineage Notes

Alien OG Feminized was hybridized in the past five years by combining classic Indica/Sativa parent lines with modern high-THC genetics.

Recommended US Climate

Adaptable to most US climates. Performs best in moderate temperature ranges (60-85°F). Indoor recommended in extreme climates.

Alien OG Feminized — Breeder Information

Royal King Genetics

Bred and stabilized in-house by Royal King Genetics — 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.

Stabilization Level
BX3
Generations
4+
Breeding Program
Three-Generation Backcross Program — recurrent-parent fixing
Stabilization Notes — What This Means for Your Grow

Three generations of backcrossing to the parental line have locked the Alien OG cut into the population. The flavor saturation that made the original mother famous expresses across the pack — not just in one or two lucky phenos.

Breeding Goal

Reproduce the original Alien OG mother in pack-to-pack seed stock.

Selection Focus

Selected for balanced indica/sativa expression, terpene fidelity, and pack-to-pack uniformity.

Pollen / Mother Source

Royal King Genetics elite-cut archive — pollen from a maintained S1 line of the original elite mother.

Last Batch QC Verified
March 18, 2026· 99%+ germination
RK

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