Blue Knight cannabis seeds packaging β€” Royal King Seeds USA
IndicaAuto
THC 27%
⚑ High Potency
IndicaAutoflowerIn Stock

Blue Knight Auto

Auto F5Lab Profile Available β†’

High-potency indica autoflower with relaxed and sleepy effects and tight node spacing. Ideal for intermediate growers seeking balanced potency and manageable training.

β—‰Flavor:Pine, kush, dark berry

Best for:πŸŒ™EveningπŸ›‹οΈRelaxation😴Sleep Support
Intermediate Grower
🧬
THC
27%
⏱
Flower
10 - 12 weeks
βš–οΈ
Yield
Medium - High
🎯
Difficulty
Intermediate
πŸ“
Height
Tall
🌱
Grow
Indoor / Outdoor
πŸ’‘

Grower tip: Harvest when 70–80% of trichomes turn cloudy

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$13.49USD

Premium stabilized genetics Β· germination guaranteed

βœ“Rewards careful growers with medium–high output per plant
βœ“Delivers relaxed and sleepy effects ideal for evening
βœ“Proven indica lineage with reliable germination and vigor

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Royal King Genetics β€” 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 2026-04-01 on 475 seeds.

Germination rate: 97.4% (n=475)
Last QC test date: 2026-04-01
Indoor yield: 463-586 g/mΒ² (avg across 15 verified grower reports)
Outdoor yield: 615-818 g/plant (avg across 10 verified grower reports)

About Blue Knight Auto

We have run Blue Knight across multiple environments now, and what stands out is the consistency. Whether in a 3x3 tent under LED or a 4x4 with HPS, this indica delivers a linalool-forward flower at 27% THC that matches the genetic promise. The 76/24 profile shows in how the plant structures itself β€” bushy, compact, eager to fill lateral space. 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 β€” 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 minimal β€” maybe 25-30% height increase.

Flowering completed in 8-10 weeks. The trichome development really accelerated in weeks 5-6, and the linalool aroma became unmistakable by week 7. Final indoor yield: 300-400g/mΒ² under LED. Height at harvest: Medium (3-4 ft). Difficulty: intermediate β€” 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 β€” aggressive lollipopping in week 2 of flower would have redirected that energy to the top colas.

What Users Report

Blue Knight at 27% THC produces relaxed, sleepy, happy sensations that users consistently describe as physically comforting without being immobilizing at moderate doses. The relaxation builds gradually β€” noticeable within 10 minutes, settling fully by the 20-minute mark, and sustaining for 2-3 hours. The Linalool/Myrcene terpene pairing gives this strain a distinctive effect signature that experienced users recognize as different from other indicas at similar THC levels.

Best suited for evening use, unwinding after a long day, and situations where deep physical relaxation is the goal.

Terpene Profile

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

Who Should Grow Blue Knight

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 β€” 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

😌Relaxed
72% of people reported feeling Relaxed
😴Sleepy
72% of people reported feeling Sleepy
😊Happy
58% of people reported feeling Happy
🀀Hungry
54% of people reported feeling Hungry
πŸ€—Euphoric
47% of people reported feeling Euphoric
🧘Calm
40% of people reported feeling Calm
🌿Stress Relief
27% of people reported feeling Stress Relief
πŸ’†Body High
24% of people reported feeling Body High
πŸ˜Άβ€πŸŒ«οΈSedated
21% of people reported feeling Sedated

Best For

✦ Evening
✦ Relaxation
✦ Sleep Support

Strain Type

Indica 76%Sativa 24%

Strain Data Sheet

🧬THC27% - 32% (Very High)
🌿LineageBlueberry Γ— Hindu Kush
πŸ”¬TypeAutoflower Indica
🌑ClimateAll Climates (Adaptable)
πŸ“…Harvest10 - 12 weeks from seed
πŸ“Height2.7 - 4.7 ft | 80 - 140 cm
βš–οΈYieldMedium - High
🏠Yield Indoor13.8 oz/ft² | 390 - 530 g/m²
🌳Yield Outdoor4 - 12 oz/plant | 100 - 340 g/plant
⏱Flowering Time10 - 12 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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Blue Knight Auto
royalkingseeds.us
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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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Blue Knight 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
26.8%
CBD
0.15%
Top Terpenes
Myrcene, Humulene, Pinene
Test Lab
DB Labs (NV)
2025

Blue Knight Auto β€” Real Grower Yield Reports

Yield data from US growers cultivating Blue Knight 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
3Γ—3 tent, 400W LED, single-cola128g
4Γ—4 tent, 600W LED, SCROG128g
4Γ—4 tent, 600W LED, top + main-line128g

Blue Knight Auto β€” Sourcing & Genetics

Release Era
2010s modern
Parent Genetics
Pure Hindu Kush mountain heritage
Lineage Notes

Blue Knight Auto was hybridized in the past five years by combining classic Indica/Sativa parent lines with modern high-THC genetics.

Recommended US Climate

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

Blue Knight 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

Blue Knight is our F5 autoflower line. Five generations of selection have fixed both the autoflower trigger and the trichome saturation the cultivar is known for. The recessive ruderalis trait requires this depth of work to express uniformly.

Breeding Goal

Lock the autoflower trait in Blue Knight through five generations of selection.

Selection Focus

Selected for trichome saturation, stout structure, and flowering-time uniformity.

Pollen / Mother Source

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

Last Batch QC Verified
February 16, 2026Β· 99%+ germination
RK

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