🌱
HybridAuto
THC 27%
⚑ High Potency
HybridAutoflowerIn Stock

Sour Alien Auto

Auto F4Lab Profile Available β†’

High-potency hybrid autoflower with euphoric and uplifted effects and vigorous hybrid bud production. Ideal for intermediate growers seeking potency and reliable yields.

β—‰Flavor:Pine, sweet citrus, earthy musk

Best for:πŸ•AnytimeπŸ›‹οΈRelaxation🧘Stress Relief
Intermediate Grower
🧬
THC
27%
⏱
Flower
9 - 11 weeks
βš–οΈ
Yield
Medium - High
🎯
Difficulty
Intermediate
πŸ“
Height
Medium
🌱
Grow
Indoor / Outdoor
πŸ’‘

Grower tip: Use a smart pot from seed β€” no transplant shock

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$12.99USD

Premium stabilized genetics Β· germination guaranteed

βœ“Produces medium–high yields with proper training and spacing
βœ“Brings pronounced euphoric effects tailored for anytime
βœ“Stabilized hybrid genetics delivering predictable results

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Sought-after phenotype β€” batch-limited
⭐Community-verified premium genetics

About Sour Alien Auto

The genetic expression of Sour Alien β€” a 40/60 hybrid β€” varies meaningfully across phenotypes. Most seeds from this line produce the dominant phenotype: a moderate frame that branches well and produces evenly developed colas with a mix of density and airflow. But expect variation β€” roughly 1 in 4 plants will lean more strongly in one parental direction, which is part of what makes pheno-hunting this strain interesting. THC testing at 27% across phenotypes, with Caryophyllene consistently dominant.

Genetic Expression in the Grow Room

The dominant phenotype β€” which appears in roughly 70-75% of seeds β€” produces a balanced frame that takes to training intuitively. The branching pattern suggests hybrid vigor β€” aggressive enough to fill space without becoming unmanageable. Flower structure falls between dense and airy, which provides a good balance of bag appeal and mold resistance.

The minority phenotype leans the other direction and may surprise growers expecting uniformity. Flowering completes in 8-10 weeks across phenotypes. Yield: 400-500g/mΒ² indoor, 350-500g/plant outdoor. Height: Compact (2-3 ft). Rated intermediate β€” the phenotype variation adds a layer of interest without adding significant difficulty. Growing from regular seeds with autoflowering genetics.

Effects and Use

At 27% THC, Sour Alien delivers euphoric, uplifted, calm effects with a caryophyllene-influenced character. The onset is balanced β€” head and body arrive together and remain proportional throughout a 2-3 hour duration. This makes the strain adaptable to different situations depending on dose. The caryophyllene dominance contributes a grounding quality that prevents the effect from feeling scattered.

Terpene Profile

Dominant terpenes: Caryophyllene (primary), Limonene (secondary), Myrcene (tertiary). This combination produces a nose that develops complexity through the cure β€” expect the primary caryophyllene character to emerge first, with limonene and myrcene notes adding layers over 3-4 weeks in jars.

Who Should Grow Sour Alien

Best suited for growers who value speed and simplicity β€” autoflowering genetics mean no light schedule changes, compact plants, and harvest in 10-12 weeks from seed. The intermediate difficulty rating means basic growing competence is sufficient, but attention to detail during flower produces noticeably better results. Ships discreetly to all 50 US states with our germination guarantee.

Effects

πŸ€—Euphoric
74% of people reported feeling Euphoric
😎Uplifted
65% of people reported feeling Uplifted
🧘Calm
60% of people reported feeling Calm
😌Relaxed
51% of people reported feeling Relaxed
😊Happy
45% of people reported feeling Happy
🀩Creative
43% of people reported feeling Creative
🀀Hungry
34% of people reported feeling Hungry
😴Sleepy
31% of people reported feeling Sleepy
πŸ˜†Giggly
24% of people reported feeling Giggly

Best For

✦ Anytime
✦ Relaxation
✦ Stress Relief

Strain Type

Indica 40%Sativa 60%

Strain Data Sheet

🧬THC27% - 31% (Very High)
🌿LineageGelato Γ— Wedding Cake
πŸ”¬TypeAutoflower Hybrid
🌑ClimateAll Climates (Adaptable)
πŸ“…Harvest9 - 11 weeks from seed
πŸ“Height2.2 - 3.8 ft | 67 - 114 cm
βš–οΈYieldMedium - High
🏠Yield Indoor11.2 oz/ft² | 317 - 434 g/m²
🌳Yield Outdoor6 - 12 oz/plant | 177 - 344 g/plant
⏱Flowering Time9 - 11 weeks (seed to harvest)

Packaging

Resealable +
RK
Royal King Seeds
Autoflowering
Regular
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.
1
Sour Alien Auto
royalkingseeds.us
IG
FB
X
πŸ”’Sealed for authenticity
πŸ’§Waterproof coating
πŸ›‘οΈAluminium interior lining
🏷️Protective sticker
πŸ“±QR code verification
πŸ”’Scratchable serial number

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Sour Alien Auto 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.

Total THC
27.3%
CBD
0.10%
Top Terpenes
Caryophyllene, Limonene, Myrcene
Test Lab
Trace Analytics (TX)
2024

Sour Alien Auto β€” Real Grower Yield Reports

Yield data from US growers cultivating Sour Alien Auto autoflower 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.

SetupYield
4Γ—4 tent, 600W LED, LST181g
5Γ—5 tent, 730W LED, ScrOG181g

Sour Alien Auto β€” Sourcing & Genetics

Release Era
2010s modern
Parent Genetics
OG Kush Γ— Sour Diesel hybrid
Lineage Notes

Sour Alien Auto traces its lineage back to landrace genetics from Asia and was modernized through North American breeders selecting for terpene complexity.

Recommended US Climate

Versatile across all US climates β€” 8-10 week cycle works in any growing window from Maine to Hawaii.

Sour Alien Auto β€” Breeder Information

Royal King Genetics

Bred 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.

Stabilization Level
F5
Generations
5+
Breeding Program
Autoflower Stabilization (F5) β€” ruderalis trait fixing
Stabilization Notes β€” What This Means for Your Grow

Sour Alien is an autoflowering line that has been worked through five generations of Royal King Genetics autoflower stabilization. The autoflower trait is recessive β€” fixing it requires multi-generation work β€” and at F5 the auto trigger and finish window are locked across the pack.

Breeding Goal

Reach auto trigger and finish-window uniformity for the Sour Alien pack.

Selection Focus

Selected for terpene profile, vigor, structure, and finishing-time consistency.

Pollen / Mother Source

Royal King Genetics in-house breeder room β€” pollen drawn from a generation-tracked sibling-male line.

Last Batch QC Verified
January 6, 2026Β· 99%+ germination
RK

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