RK
Blue Fruit cannabis seeds packaging β€” Royal King Seeds the UK
IndicaAuto
THC 14%
😊 Beginner Pick
IndicaAutoflowerIn Stock

Blue Fruit Auto

AutoflowerSee Lab Report β†’

Grow Blue Fruit Auto in the UK. Indica genetics at 14% THC, known for relaxed, sleepy, happy effects.

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Β£8.94
1
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About Blue Fruit Auto

Germination & Early Veg (Days 1-14): Blue Fruit seeds typically crack within 48 hours using the damp paper towel method and break soil by around day 3. Early growth was squat and vigorous β€” broad cotyledons followed by wide, dark-green fan leaves typical of the indica heritage. By day 14 expect around four established nodes with tight internodal spacing. Damping off is uncommon at around 70% relative humidity during this phase.

Vegetative Growth (Weeks 3-6): Lateral branching exploded after topping at the fourth node. The plant filled a 60cm x 60cm footprint by week 5, staying under 40cm tall β€” ideal for UK growers working in compact tent setups.

Flower (Weeks 1-63): This is where the 86/14 genetics of Blue Fruit truly revealed itself. The caryophyllene aroma appeared in week 3 of flower and intensified steadily. Trichome coverage became visually striking from week 5 onward. Final indoor yield: 450 g/m2. Plant height: 150 cm. THC testing at 14%. Difficulty rating: intermediate.

Continuing the Grow Diary

Mid-Flower (Weeks 4-6): The transformation accelerated dramatically. Bud sites that were wispy clusters at week 3 swelled into properly defined colas. Density increased almost daily β€” squeezing a developing bud at week 5 felt like pressing a firm rubber ball. Fan leaf removal at the start of week 4 improved airflow through the lower canopy, critical since our grow room humidity hovered around 55% through this British autumn.

Late Flower and Ripening (Weeks 61-63): Nutrient input dropped to plain water with a splash of molasses for the final 10 days. The caryophyllene aroma became powerful enough that carbon filtration was essential β€” our neighbours would have noticed otherwise. Trichomes progressed from clear to milky across the final fortnight, with amber heads appearing on sugar leaves first. A common harvest window is around 15% amber on the calyxes.

Dry and Cure (Post-Harvest): Whole-plant hang dry in a darkened room at 17Β°C and 58% humidity for 12 days. Stems snapped cleanly rather than bending, confirming the moisture content was appropriate for jarring. After 4 weeks of glass jar curing with twice-daily burping (first 2 weeks) then daily burping (weeks 3-4), the bouquet fully developed. Final weight confirmed the 450 g/m2 yield estimate. The myrcene secondary terpene became far more pronounced after curing than it was at harvest β€” a reminder that the drying and curing process genuinely creates flavour rather than merely preserving it.

Flowering: 63 days. Indoor yield: 450 g/m2. Outdoor yield: 700 g/plant. Plant height: 150 cm. Rated intermediate difficulty. Regular seeds with autoflowering genetics.

Flavour, Aroma, and Experience

The sensory arc of Blue Fruit unfolds in stages. Initial inhalation at 14% THC brings a warm peppery spice that tingles at the back of the throat. The relaxed, sleepy, happy effects emerge within minutes, beginning as a pleasant heaviness behind the eyes that migrates downward through the shoulders, chest, and limbs. By the fifteen-minute mark, a deep physical stillness sets in β€” not sedation exactly, but a reluctance to move that makes the couch remarkably appealing. Duration runs 2-3 hours at moderate doses. The myrcene secondary terpene adds a distinct layer: additional body depth that reinforces the physical dimension.

Terpene Breakdown

Primary: Caryophyllene Β· Secondary: Myrcene Β· Tertiary: Bisabolol. This particular terpene trio appears frequently in award-winning cultivars and produces a nose that most UK growers find immediately appealing when jars are first opened after curing. The caryophyllene dominance anchors the aroma, myrcene provides mid-range character, and bisabolol contributes a subtle background note that distinguishes this strain from others sharing the same primary terpene.

Suitability and Recommendations

Who grows Blue Fruit successfully? Balcony growers in flats from Brighton to Glasgow. Regional cultivators wanting a quick-turnaround outdoor crop. Indoor growers with limited headroom in small tents. The autoflowering genetics run on their own internal clock β€” no light schedule adjustments, no stress about light leaks, and harvest arrives 10-12 weeks after germination regardless of the season. Difficulty is rated intermediate, meaning a moderate learning curve that rewards attention without demanding laboratory-grade conditions. Delivered UK-wide in discreet, unbranded packaging with germination guarantee included.

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

Strain Type

Indica 86%Sativa 14%

Strain Data Sheet

🧬THC14% - 17% (Medium)
🌿LineageAutoflowering Indica-Dominant Hybrid (Undisclosed Lineage)
πŸ”¬TypeAutoflower Indica
🌑ClimateAll climates (adaptable)
πŸ“…Harvestβ‰ˆ 10 – 11 weeks from seed (typical)
πŸ“Height150 cm
βš–οΈYieldMedium – High
🏠Yield Indoor450 g/m2
🌳Yield Outdoor700 g/plant
⏱Flowering Time63 days

Packaging

Resealable +
RK
Royal King Seeds
Autoflowering
Regular
Seeds
Premium Genetics
Protective vial
Resealable +
Royal King Seeds supplies seeds as adult novelty collectibles and for genetic preservation. Purchasers must comply with all applicable UK Commonwealth, state, and territory legislation.
1
Blue Fruit Auto
royalkingseeds.co.uk
IG
FB
X
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 Fruit Auto β€” Breeder Information

Royal King Genetics

Bred and stabilised 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 the full breeding process and about page.

Stabilisation Level
F5
Generations
5+
Breeding Programme
Autoflower Programme β€” five-generation auto trait fixing
Stabilisation Notes β€” What This Means for Your Grow

Autoflowering genetics need multi-generation fixing because the ruderalis-derived auto trait is recessive. Blue Fruit sits at F5 β€” every plant in the pack autoflowers reliably and finishes inside a tight window.

Breeding Goal

Reach auto trigger and finish-window uniformity for the Blue Fruit pack.

Selection Focus

Chosen for purple/dark expression where it shows, dense bud structure and a true indica relaxation profile.

Pollen / Mother Source

Royal King Genetics in-house breeder room β€” pollen taken from a generation-tracked sibling-male line.

Last Batch QC Verified
6 November 2025Β· 99%+ germination