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Blue Diamond Feminized
Potent feminized sativa with euphoric and creative effects and vigorous vegetative growth. Ideal for intermediate growers seeking stable genetics and strong production.
βFlavor:Sweet fruit, peppery spice, fresh pine
Grower tip: Flip to 12/12 early, sativas stretch 2β3Γ in flower
Premium stabilized genetics Β· germination guaranteed
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About Blue Diamond Feminized
The genetic expression of Blue Diamond, a 14/86 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 22% across phenotypes, with Pinene 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: 450-550g/mΒ² indoor, 350-500g/plant outdoor. Height: Compact (2-3 ft). Rated intermediate, the phenotype variation adds a layer of interest without adding significant difficulty. Growing from feminized seeds.
Effects and Use
At 22% THC, Blue Diamond delivers euphoric, creative, calm effects with a pinene-influenced character. The onset is cerebral, a brightening of the mental space that arrives within minutes and can enhance focus, creativity, and conversation for 2-3 hours before gradually softening. The body stays comfortable without heaviness. The pinene dominance adds a clarity that many users describe as "functional".
Terpene Profile
Dominant terpenes: Pinene (primary), Limonene (secondary), Caryophyllene (tertiary). This combination produces a nose that develops complexity through the cure, expect the primary pinene character to emerge first, with limonene and caryophyllene notes adding layers over 3-4 weeks in jars.
Who Should Grow Blue Diamond
Best suited for growers who want control over their plant size and harvest timing, photoperiod genetics let you veg as long as you want before triggering flower. 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.
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Blue Diamond 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.
Blue Diamond Feminized, Aggregated Grower Yield Reports
Yield ranges aggregated from public grower journals, breeder-documented spec sheets, and cultivation community reports on Blue Diamond Feminized feminized seeds. First-time growers should expect 70-85 percent of these numbers.
| Setup | Yield |
|---|---|
| 3Γ3 tent, 400W LED, single-cola | 556g |
| Outdoor, balcony, 5-gal fabric pot | 957g |
Blue Diamond Feminized, Sourcing & Genetics
Blue Diamond Feminized was developed in the 1990s and has been continuously refined since, modern releases are far more stable than the original 90s phenotypes.
Best in long-season warm climates (CA, OR, FL, HI, Southern states). Indoor cultivation works in any climate.
Blue Diamond 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.
F3 stabilization on the Blue Diamond cross. Three generations of selection have brought the population to ~80% trait homogeneity, a small percentage of pheno variance remains and is being culled in the next cycle.
Stabilize Blue Diamond across three generations toward F4 production-ready stock.
Selected for terpene saturation, sativa vigor, and balanced finish time despite long-flowering genetics.
Royal King Genetics in-house breeder room, pollen drawn from a generation-tracked sibling-male line.