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Rainbow Feminized
Well-balanced feminized sativa with euphoric and happy effects and classic sativa elongation. Ideal for intermediate growers seeking balanced potency and manageable training.
βFlavor:Mango, citrus peel, herbal musk
Grower tip: Lollipop lower branches to focus energy on top colas
Premium stabilized genetics Β· germination guaranteed
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About Rainbow Feminized
The genetic expression of Rainbow, a 30/70 sativa, varies meaningfully across phenotypes. Most seeds from this line produce the dominant phenotype: an upright, vigorous plant with narrow leaf fingers and elongated flower clusters that develop gradually over a longer bloom period. But expect variation, roughly 1 in 4 plants will lean more compact than expected, with denser internodes and heavier individual buds. THC testing at 20% across phenotypes, with Limonene consistently dominant.
Genetic Expression in the Grow Room
The dominant phenotype, which appears in roughly 70-75% of seeds, produces a taller, more open plant with narrower leaf fingers and elongated bud structure. The internodal spacing allows natural light penetration, which means less defoliation is needed compared to bushier phenotypes. Flower development is gradual, do not expect the dramatic late-stage weight gain that indicas produce.
The minority phenotype leans the other direction and may surprise growers expecting uniformity. Flowering completes in 9-11 weeks across phenotypes. Yield: 300-400g/mΒ² 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 feminized seeds.
What Users Report
Rainbow at 20% THC produces euphoric, happy, uplifted 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 Limonene/Terpinolene 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: Limonene (primary), Terpinolene (secondary), Pinene (tertiary). This combination produces a flavor that rewards patience in the cure, the terpene complexity at week 4 in jars is substantially more interesting than the flat, one-note character of a rushed one-week cure.
Who Should Grow Rainbow
This strain fits growers with at least one harvest behind them who want to step up in quality without dramatically increasing complexity. The photoperiod genetics give you control over vegetative growth time and final plant size. Indoor growers in any US state can run this strain with standard tent equipment. Outdoor growers should match the 9-11 weeks flowering period to their frost-free window.
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Rainbow Feminized, 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.
Rainbow Feminized, Aggregated Grower Yield Reports
Yield ranges aggregated from public grower journals, breeder-documented spec sheets, and cultivation community reports on Rainbow Feminized feminized seeds. First-time growers should expect 70-85 percent of these numbers.
| Setup | Yield |
|---|---|
| 4Γ4 tent, 600W LED, LST | 591g |
| 4Γ4 tent, 600W LED, defoliation | 590g |
| Outdoor, balcony, 5-gal fabric pot | 1035g |
Rainbow Feminized, Sourcing & Genetics
Rainbow Feminized was first stabilized in Amsterdam coffee-shop circles in the 2000s and adapted to American growing conditions through North American breeding programs.
Best in long-season warm climates (CA, OR, FL, HI, Southern states). Indoor cultivation works in any climate.
Rainbow Feminized, Breeder Information
Royal King GeneticsBred 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.
A newer late-2010s cross still in active stabilization. F3 means three generations of selection, the high-energy terpene expression is locked for the majority of the pack, with a small variant subset under continued cull.
Cull off-type phenos in Rainbow at F3 to lock the cross profile.
Selected for vigor, controllable stretch, and the cerebral terpene profile sativa growers buy this strain for.
Royal King Genetics breeding program, pollen from selected sibling males of the recurrent parent.