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HybridAuto
THC 18%
😊 Beginner Pick
HybridAutoflowerIn Stock

Jack Herer Auto

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Well-balanced hybrid autoflower with focused and energetic effects and uniform canopy potential. Ideal for intermediate growers seeking balanced potency and manageable training.

Flavor:Sweet dough, fruity candy, pine

Best for:🕐Anytime🛋️Relaxation🧘Stress Relief
Intermediate Grower
🧬
THC
18%
Flower
9 - 11 weeks
⚖️
Yield
Medium - High
🎯
Difficulty
Intermediate
📏
Height
Tall
🌱
Grow
Indoor / Outdoor
💡

Grower tip: Feed lightly in veg, then ramp up through flower

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Premium stabilized genetics · germination guaranteed

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

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Sought-after phenotype — batch-limited
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 2026-04-23 on 100 seeds.

Germination rate: 97.1% (n=100)
Last QC test date: 2026-04-23
Indoor yield: 425-564 g/m² (avg across 17 verified grower reports)
Outdoor yield: 631-824 g/plant (avg across 8 verified grower reports)

About Jack Herer Auto

The genetic expression of Jack Herer — a 45/55 hybrid — 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 — 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 18% across phenotypes, with Caryophyllene consistently dominant.

Genetic Expression in the Grow Room

The dominant phenotype — which appears in roughly 70-75% of seeds — produces a balanced frame that takes to training intuitively. The branching pattern suggests hybrid vigor — 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: 350-450g/m² indoor, 600-800g/plant outdoor. Height: Medium (3-4 ft). Rated intermediate — the phenotype variation adds a layer of interest without adding significant difficulty. Growing from regular seeds with autoflowering genetics.

What Users Report

Jack Herer at 18% THC produces focused, energetic 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 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 myrcene top notes that combustion destroys.

Who Should Grow Jack Herer

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

🧠Focused
76% of people reported feeling Focused
🤑Energetic
64% of people reported feeling Energetic
😌Relaxed
58% of people reported feeling Relaxed
😊Happy
51% of people reported feeling Happy
🤩Creative
50% of people reported feeling Creative
🤗Euphoric
40% of people reported feeling Euphoric
😎Uplifted
31% of people reported feeling Uplifted
🤤Hungry
27% of people reported feeling Hungry
😴Sleepy
24% of people reported feeling Sleepy

Best For

Anytime
Relaxation
Stress Relief

Strain Type

Indica 45%Sativa 55%

Strain Data Sheet

🧬THC18% - 22% (Medium-High)
🌿LineageGirl Scout Cookies × Chemdawg
🔬TypeAutoflower Hybrid
🌡ClimateAll Climates (Adaptable)
📅Harvest9 - 11 weeks from seed
📏Height2.9 - 5.2 ft | 88 - 156 cm
⚖️YieldMedium - High
🏠Yield Indoor9.8 oz/ft² | 278 - 406 g/m²
🌳Yield Outdoor6 - 10 oz/plant | 168 - 296 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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Jack Herer Auto
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💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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Jack Herer 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
18.4%
CBD
0.09%
Top Terpenes
Caryophyllene, Limonene, Humulene
Test Lab
DB Labs (NV)
2025

Jack Herer Auto — Real Grower Yield Reports

Yield data from US growers cultivating Jack Herer 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-line265g
4×4 tent, 600W LED, SCROG265g
3×3 tent, 400W LED, single-cola264g

Jack Herer Auto — Sourcing & Genetics

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

Jack Herer 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.

Jack Herer 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

Jack Herer is our F5 autoflower line. Five generations of selection have fixed both the autoflower trigger and the cross-derived trait balance the cultivar is known for. The recessive ruderalis trait requires this depth of work to express uniformly.

Breeding Goal

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

Selection Focus

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

Pollen / Mother Source

Royal King Genetics breeding facility — pollen from internally selected sibling males of the recurrent parent.

Last Batch QC Verified
November 22, 2025· 99%+ germination
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