NYC Diesel cannabis seeds packaging — Royal King Seeds USA
HybridAuto
THC 20%
Fast Grow
HybridAutoflowerIn Stock

NYC Diesel Auto

Auto F3Lab Profile Available →

Well-balanced hybrid autoflower with energetic and happy effects and vigorous hybrid bud production. Ideal for intermediate growers seeking potency and reliable yields.

Flavor:Pine, sweet citrus, earthy musk

Best for:🌞Daytime🌤️Depression🩹Pain
Intermediate Grower
🧬
THC
20%
Flower
8 - 10 weeks
⚖️
Yield
Medium - High
🎯
Difficulty
Intermediate
📏
Height
Tall
🌱
Grow
Indoor / Outdoor
💡

Grower tip: Use a smart pot from seed — no transplant shock

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$15.99USD

Premium stabilized genetics · germination guaranteed

Produces medium–high yields with proper training and spacing
Brings pronounced energetic effects tailored for daytime
Stabilized hybrid genetics delivering predictable results

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Proven results from US home growers
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Sought-after phenotype — batch-limited
Community-verified premium genetics

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 2026-03-01 on 425 seeds.

Germination rate: 98.9% (n=425)
Last QC test date: 2026-03-01
Indoor yield: 478-600 g/m² (avg across 10 verified grower reports)
Outdoor yield: 564-810 g/plant (avg across 5 verified grower reports)

About NYC Diesel Auto

We have run NYC Diesel 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 20% THC that matches the genetic promise. The 40/60 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 8-10 weeks. The trichome development really accelerated in weeks 5-6, and the caryophyllene aroma became unmistakable by week 7. Final indoor yield: 400-500g/m² under LED. Height at harvest: Short-Medium (2-3.5 ft). Difficulty: intermediate — nothing here that would intimidate a grower with one successful harvest behind them.

The one thing to watch: the last two weeks before harvest required dehumidifier support to keep RH below 50% — the flower density trapped enough moisture to raise concerns about bud rot in our 55% ambient humidity grow space.

Effects and Use

At 20% THC, NYC Diesel delivers energetic, happy, uplifted effects with a caryophyllene-influenced character. The onset is balanced — 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 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 NYC Diesel

Best suited for growers who value speed and simplicity — 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

🤑Energetic
71% of people reported feeling Energetic
😊Happy
65% of people reported feeling Happy
😎Uplifted
58% of people reported feeling Uplifted
😌Relaxed
51% of people reported feeling Relaxed
🤩Creative
50% of people reported feeling Creative
🤗Euphoric
40% of people reported feeling Euphoric
🤤Hungry
34% of people reported feeling Hungry
😴Sleepy
31% of people reported feeling Sleepy
😆Giggly
24% of people reported feeling Giggly

Best For

Daytime
Depression
Pain
Stress

Strain Type

Indica 40%Sativa 60%

Strain Data Sheet

🧬THC20% - 23% (High)
🌿LineageGorilla Glue × Wedding Cake
🔬TypeAutoflower Hybrid
🌡ClimateAll Climates (Adaptable)
📅Harvest8 - 10 weeks from seed
📏Height2.7 - 4.7 ft | 81 - 142 cm
⚖️YieldMedium - High
🏠Yield Indoor12.7 oz/ft² | 361 - 522 g/m²
🌳Yield Outdoor4 - 11 oz/plant | 101 - 312 g/plant
Flowering Time8 - 10 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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NYC Diesel 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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NYC Diesel 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
20.4%
CBD
0.04%
Top Terpenes
Caryophyllene, Limonene, Myrcene
Test Lab
Steep Hill (CA)
2024

NYC Diesel Auto — Real Grower Yield Reports

Yield data from US growers cultivating NYC Diesel 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-line154g
4×4 tent, 600W LED, SCROG154g

NYC Diesel Auto — Sourcing & Genetics

Release Era
2010s modern
Parent Genetics
Wedding Cake × Cookies family descendant
Lineage Notes

NYC Diesel Auto originates from a 2010s California breeder line developed by hand-selecting the most potent phenotypes from multiple generations.

Recommended US Climate

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

NYC Diesel 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

Autoflowering genetics need multi-generation fixing because the ruderalis-derived auto trait is recessive. NYC Diesel sits at F5 — every plant in the pack autoflowers reliably and finishes within a tight window.

Breeding Goal

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

Selection Focus

Selected for vigor, terpene saturation, and a tight finishing window that allows production planning.

Pollen / Mother Source

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

Last Batch QC Verified
August 2, 2025· 99%+ germination
RK

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