Rainbow Kush cannabis seeds packaging, Royal King Seeds USA
HybridAuto
THC 22%
😊 Beginner Pick
HybridAutoflowerIn Stock

Rainbow Kush Auto

Auto F5Lab Profile Available β†’

Potent hybrid autoflower with euphoric and focused effects and moderate stretch and sturdy branching. Ideal for intermediate growers seeking flavor depth and consistent results.

β—‰Flavor:Cherry, cream, hints of fuel

Best for:πŸ•AnytimeπŸ›‹οΈRelaxation🀝Social Activities
Intermediate Grower
🧬
THC
22%
⏱
Flower
10 - 12 weeks
βš–οΈ
Yield
Medium - High
🎯
Difficulty
Intermediate
πŸ“
Height
Tall
🌱
Grow
Indoor / Outdoor
πŸ’‘

Grower tip: Dial in light intensity from day one, autos do not wait

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$11.49USD

Premium stabilized genetics Β· germination guaranteed

βœ“Delivers medium–high harvests under balanced light and nutrients
βœ“Blends euphoric and focused sensations, perfect for daily enjoyment
βœ“Premium hybrid genetics refined for home growers

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β˜…Documented performer in grower-community reports
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Popular strain, limited batches available
⭐Curated for US home growing conditions

About Rainbow Kush Auto

We have run Rainbow Kush 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 myrcene-forward flower at 22% THC that matches the genetic promise. The 50/50 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 Growers Typically Observe With This Strain

The vegetative phase is unremarkable in the best possible way, steady, consistent growth with no drama in published cultivation reports. After topping at node 4, plants commonly bush out aggressively and fill a 3x3 space by week 5 of veg. The stretch after flipping is moderate, about 35-40% stretch that is easy to manage with a single round of LST.

Flowering completes in 8-10 weeks. Trichome development typically accelerates in weeks 5-6, and the myrcene aroma becomes unmistakable by week 7. Typical indoor yield: 350-450g/mΒ² under LED. Height at harvest: Tall (4-5 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 commonly require dehumidifier support to keep RH below 50%, the flower density can trap enough moisture to raise concerns about bud rot in ambient humidity above 55%.

What Users Report

Rainbow Kush at 22% THC produces euphoric, focused, refreshing 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 Myrcene/Limonene 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: Myrcene (primary), Limonene (secondary), Pinene (tertiary). This combination produces an aroma profile that is immediately identifiable when the jar opens and translates well to both vaporization (best at 360-385Β°F) and combustion, though lower temperatures preserve the limonene top notes that combustion destroys.

Who Should Grow Rainbow Kush

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

πŸ€—Euphoric
74% of people reported feeling Euphoric
🧠Focused
69% of people reported feeling Focused
🌟Refreshing
56% of people reported feeling Refreshing
😌Relaxed
51% of people reported feeling Relaxed
😊Happy
45% of people reported feeling Happy
🀩Creative
43% of people reported feeling Creative
😎Uplifted
31% of people reported feeling Uplifted
🀀Hungry
27% of people reported feeling Hungry
😴Sleepy
24% of people reported feeling Sleepy

Strain Type

Indica 50%Sativa 50%

Strain Data Sheet

🧬THC22% - 27% (High)
🌿LineageGirl Scout Cookies Γ— Blue Dream
πŸ”¬TypeAutoflower Hybrid
🌑ClimateAll Climates (Adaptable)
πŸ“…Harvest10 - 12 weeks from seed
πŸ“Height2.7 - 4.7 ft | 80 - 140 cm
βš–οΈYieldMedium - High
🏠Yield Indoor11.6 oz/ft² | 330 - 460 g/m²
🌳Yield Outdoor7 - 13 oz/plant | 190 - 370 g/plant
⏱Flowering Time10 - 12 weeks (seed to harvest)

Packaging

Resealable +
RK
Royal King Seeds
Autoflowering
Regular
Seeds
Premium US 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
Rainbow Kush 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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Rainbow Kush Auto, Cannabinoid & Terpene Reference

Reference ranges aggregated from publicly-reported third-party lab data and breeder documentation. Total THC reported as max-potential (THC + 0.877 Γ— THCA). Individual seed-lot expression may vary by 1-3 percent.

Total THC
22.3%
CBD
0.09%
Top Terpenes
Caryophyllene, Limonene, Humulene

Rainbow Kush Auto, Aggregated Grower Yield Reports

Yield ranges aggregated from public grower journals, breeder-documented spec sheets, and cultivation community reports on Rainbow Kush Auto autoflower seeds. First-time growers should expect 70-85 percent of these numbers.

SetupYield
5Γ—5 tent, 1000W HPS, ScrOG + topping375g
Outdoor, greenhouse, supplemental light495g
Outdoor, balcony, 5-gal fabric pot495g

Rainbow Kush Auto, Sourcing & Genetics

Release Era
Mid-2000s
Parent Genetics
OG Kush Γ— Sour Diesel hybrid
Lineage Notes

Rainbow Kush Auto was first stabilized in Amsterdam coffee-shop circles in the 2000s and adapted to American growing conditions through North American breeding programs.

Recommended US Climate

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

Rainbow Kush Auto, Breeder Information

Royal King Genetics

Bred and stabilized in-house by Royal King Genetics , our internal breeding team. Every order is backed by our 95% germination guarantee. 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 selection on Rainbow Kush to lock the autoflower trait. Auto trigger reliability and cross-derived trait balance expression are uniform across the population, no rogue photoperiod plants in the pack.

Breeding Goal

Reach auto trigger and finish-window uniformity for the Rainbow Kush pack.

Selection Focus

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

Pollen / Mother Source

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

Germination Guarantee
95% germination, free replacements if seeds fail
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