AK cannabis seeds packaging — Royal King Seeds USA
SativaAuto
THC 19%
😊 Beginner Pick
SativaAutoflowerIn Stock

AK Auto

Auto F4Lab Profile Available →

Well-balanced sativa autoflower with happy and energetic effects and tall energetic structure. Ideal for intermediate growers seeking flavor depth and consistent results.

Flavor:Orange zest, pine, sandalwood

Best for:🌞Daytime🎨Creative Projects🤝Social Activities
Intermediate Grower
🧬
THC
19%
Flower
9 - 11 weeks
⚖️
Yield
Medium
🎯
Difficulty
Intermediate
📏
Height
Medium
🌱
Grow
Indoor / Outdoor
💡

Grower tip: LST bends work better than topping on autos — gentler on recovery

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$10.99USD

Premium stabilized genetics · germination guaranteed

Delivers medium harvests under balanced light and nutrients
Blends happy and energetic sensations — perfect for daytime
Premium sativa genetics refined for home growers

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Popular strain — limited batches available
Top-rated by US home growers

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 2026-01-31 on 400 seeds.

Germination rate: 99.3% (n=400)
Last QC test date: 2026-01-31
Indoor yield: 427-552 g/m² (avg across 11 verified grower reports)
Outdoor yield: 613-840 g/plant (avg across 10 verified grower reports)

About AK Auto

AK is a 6/94 sativa testing at 19% THC with a terpinolene-dominant terpene profile. At a practical level, this means a plant that stretches 40-60% after the flip and produces elongated colas with good light penetration through the canopy, finishing in 8-10 weeks. The Terpinolene/Limonene combination shapes both the aromatic profile and the effect character — this is not a one-dimensional strain.

Growing Parameters

Flowering time: 8-10 weeks from flip. Indoor yield at 600+ PPFD: 350-450g/m². Outdoor in full sun with 5+ gallon containers: 500-700g/plant. Plant height indoors after training: Tall (4-5 ft). Feed EC targets: 1.0-1.4 in veg, 1.4-1.8 in peak flower. pH range: 6.0-6.5 in soil, 5.8-6.2 in coco. Terpinolene production peaks when day/night temperature differential exceeds 10°F in the final two weeks — growers who drop nighttime temps to 62-65°F during this window report stronger aromatic development.

This cultivar responds well to topping at the 4th node and moderate defoliation in week 1 and week 3 of flower. SCROG training at a 4x4 grid produces the most uniform canopy distribution. Rated intermediate difficulty.

What Users Report

AK at 19% THC produces happy, energetic, creative sensations that users consistently describe as mentally engaging with a creative or social quality that makes it a daytime-appropriate choice for many users. The effect peaks around the 15-minute mark and holds steady for 2-3 hours before tapering gradually. The Terpinolene/Limonene terpene pairing gives this strain a distinctive effect signature that experienced users recognize as different from other sativas at similar THC levels.

Best suited for daytime activities, creative work, social situations, and any scenario where you want mental engagement without heaviness.

Terpene Profile

Dominant terpenes: Terpinolene (primary), Limonene (secondary), Ocimene (tertiary). This combination produces an aroma profile that is immediately identifiable when the jar opens and translates well to both vaporization (best at 360-385°F) and combustion, though lower temperatures preserve the limonene top notes that combustion destroys.

Who Should Grow AK

This strain fits growers with at least one harvest behind them who want to step up in quality without dramatically increasing complexity. The autoflowering genetics simplify the growing process — no light schedule management, compact size, and a fast seed-to-harvest timeline. Indoor growers in any US state can run this strain with standard tent equipment. Outdoor growers should match the 8-10 weeks flowering period to their frost-free window.

Effects

😊Happy
72% of people reported feeling Happy
🤑Energetic
64% of people reported feeling Energetic
🤩Creative
63% of people reported feeling Creative
😎Uplifted
51% of people reported feeling Uplifted
🤗Euphoric
47% of people reported feeling Euphoric
🧠Focused
42% of people reported feeling Focused
🗣️Talkative
30% of people reported feeling Talkative
💪Motivated
31% of people reported feeling Motivated
😆Giggly
24% of people reported feeling Giggly

Best For

Daytime
Creative Projects
Social Activities

Strain Type

Indica 6%Sativa 94%

Strain Data Sheet

🧬THC19% - 23% (Medium-High)
🌿LineageTangie × Trainwreck
🔬TypeAutoflower Sativa
🌡ClimateAll Climates (Adaptable)
📅Harvest9 - 11 weeks from seed
📏Height2.3 - 4.0 ft | 70 - 120 cm
⚖️YieldMedium
🏠Yield Indoor9.2 oz/ft² | 260 - 370 g/m²
🌳Yield Outdoor3 - 7 oz/plant | 90 - 200 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.
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AK Auto
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🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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AK Auto — 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
19.5%
CBD
0.17%
Top Terpenes
Pinene, Terpinolene, Caryophyllene
Test Lab
MCR Labs (MA)
2025

AK Auto — Real Grower Yield Reports

Yield data from US growers cultivating AK Auto autoflower 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
4×4 tent, 600W LED, top + main-line353g
4×4 tent, 600W LED, defoliation354g
4×4 tent, 600W LED, LST354g

AK Auto — Sourcing & Genetics

Release Era
Early 2000s
Parent Genetics
Thai/Mexican landrace lineage
Lineage Notes

AK Auto comes from a respected West Coast breeder line known for its terpene-forward genetics and stable phenotype expression.

Recommended US Climate

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

AK Auto — 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
F5
Generations
5+
Breeding Program
Royal King Genetics Auto Line — recessive trait stabilization
Stabilization Notes — What This Means for Your Grow

Five generations of Royal King Genetics autoflower stabilization on AK. Auto trigger time, finish window, and controlled stretch are uniform — no photo-hybrid surprises in the pack.

Breeding Goal

Stabilize the recessive ruderalis trait in AK for uniform auto-trigger.

Selection Focus

Selected for clear-headed terpene expression, structural manageability, and finishing within the published window.

Pollen / Mother Source

Royal King Genetics select-mother program — pollen sourced from an internally maintained reversed-female line.

Last Batch QC Verified
June 6, 2025· 99%+ germination
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