California Grapefruit cannabis seeds packaging β€” Royal King Seeds USA
Hybrid
THC 12%
🎨 Creative
HybridFeminizedIn Stock

California Grapefruit Feminized

S1 FeminizedLab Profile Available β†’

Gentle feminized hybrid with euphoric and creative effects and uniform canopy potential. Ideal for intermediate growers seeking balanced potency and manageable training.

β—‰Flavor:Sweet berry, cream, pine

Best for:πŸ•AnytimeπŸ›‹οΈRelaxation🧘Stress Relief
Intermediate Grower
🧬
THC
12%
⏱
Flower
8 - 10 weeks
βš–οΈ
Yield
High
🎯
Difficulty
Intermediate
πŸ“
Height
Tall
🌱
Grow
Indoor / Outdoor
πŸ’‘

Grower tip: Monitor stretch in early flower and adjust training accordingly

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$14.49USD

Premium stabilized genetics Β· germination guaranteed

βœ“Rewards careful growers with high output per plant
βœ“Delivers euphoric and creative effects ideal for anytime
βœ“Proven hybrid lineage with reliable germination and vigor

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About California Grapefruit Feminized

The most common mistake growers make with California Grapefruit is treating it like a simple "set and forget" cultivar. While ${name} is forgiving, the ${indica}/${sativa} balance means it responds noticeably to feeding adjustments at the veg-to-flower transition. Growers who continue veg-ratio nutrients into early flower miss 10-15% of this strain's yield potential by not switching to bloom feed when the first pistils appear. At 12% THC with myrcene-dominant terpenes, the quality ceiling is high β€” but you have to manage the specific characteristics of this cultivar to reach it.

Growing This Strain: Where Things Go Right and Wrong

The three most common issues growers report with California Grapefruit:

1. Nutrient timing at the flip. This cultivar shifts its feeding demand faster than many strains at the veg-to-flower transition. Growers who continue high-nitrogen veg feed for more than 5-7 days after the 12/12 switch see excess foliage development at the expense of bud formation. Switch to bloom nutrients within the first week of seeing pistils.

**2. Training timing. Topping too late or too early both cost yield. The sweet spot: top at the 4th node when the 5th is just emerging. This gives you 4-6 strong laterals that develop into even colas. Earlier topping produces weaker branches. Later topping wastes veg time.

3. Harvest timing. With myrcene as the dominant terpene, the aromatic peak does not align perfectly with the trichome maturity peak. Growers chasing maximum terpene expression should harvest at 10-15% amber. Growers prioritizing potency should wait for 15-20% amber. These are different windows β€” know which one you are targeting.

Flowering: 9-11 weeks. Yield: 350-450g/mΒ² indoor / 600-800g/plant outdoor. Height: Medium (3-4 ft). Difficulty: intermediate.

What Users Report

California Grapefruit at 12% THC produces euphoric, creative, calm 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 β€” 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 California Grapefruit

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.

Effects

πŸ€—Euphoric
74% of people reported feeling Euphoric
🀩Creative
70% of people reported feeling Creative
🧘Calm
60% of people reported feeling Calm
😌Relaxed
51% of people reported feeling Relaxed
😊Happy
45% of people reported feeling Happy
😎Uplifted
38% of people reported feeling Uplifted
🀀Hungry
34% of people reported feeling Hungry
😴Sleepy
31% of people reported feeling Sleepy
πŸ˜†Giggly
24% of people reported feeling Giggly

Best For

✦ Anytime
✦ Relaxation
✦ Stress Relief

Strain Type

Indica 39%Sativa 61%

Strain Data Sheet

🧬THC12% - 16% (Medium)
🌿LineageGirl Scout Cookies Γ— Pineapple Express
πŸ”¬TypeFeminized Hybrid
🌑ClimateAll Climates (Adaptable)
πŸ“…HarvestEarly - Mid October
πŸ“Height3.9 - 6.2 ft | 118 - 186 cm
βš–οΈYieldHigh
🏠Yield Indoor16.5 oz/ft² | 468 - 636 g/m²
🌳Yield Outdoor17 - 24 oz/plant | 468 - 686 g/plant
⏱Flowering Time8 - 10 weeks

Packaging

Resealable +
RK
Royal King Seeds
Photoperiod
Feminized Premium
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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California Grapefruit Feminized
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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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California Grapefruit Feminized 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
12.0%
CBD
0.13%
Top Terpenes
Limonene, Caryophyllene, Linalool
Test Lab
Cannasafe (CA)
2025

California Grapefruit Feminized β€” Real Grower Yield Reports

Yield data from US growers cultivating California Grapefruit Feminized feminized 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, LST475g
5Γ—5 tent, 1000W HPS, ScrOG + topping474g
Outdoor, balcony, 5-gal fabric pot685g

California Grapefruit Feminized β€” Sourcing & Genetics

Release Era
2010s modern
Parent Genetics
OG Kush Γ— Sour Diesel hybrid
Lineage Notes

California Grapefruit Feminized 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

Adaptable to most US climates. Performs best in moderate temperature ranges (60-85Β°F). Indoor recommended in extreme climates.

California Grapefruit Feminized 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
BX2
Generations
3+
Breeding Program
Royal King Genetics Backcross Line β€” BX2 modern hybrid stabilization
Stabilization Notes β€” What This Means for Your Grow

Backcrossed twice to the dominant parental line. California Grapefruit now expresses bud density consistently across the population β€” what made the original cross interesting is preserved without the pheno-roulette of an unstabilized F1.

Breeding Goal

Fix parent-cut traits in California Grapefruit without over-narrowing the population.

Selection Focus

Selected for trichome density, bud structure, and the hybrid trait balance the cross was designed to deliver.

Pollen / Mother Source

Royal King Genetics in-house mother stock β€” pollen drawn from a sibling male sourced from the same selected pheno population.

Last Batch QC Verified
August 9, 2025Β· 99%+ germination
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