Blueberry Haze cannabis seeds packaging — Royal King Seeds Ireland
HybridAuto
THC 15%
😊 Beginner Pick
HybridAutoflowerIn Stock

Blueberry Haze Auto

Blueberry Haze Auto cannabis seeds for Irish growers. Hybrid strain · 15% THC · euphoric, happy, uplifted. Discreet packaging, nationwide delivery, sourced grow figures.

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Royal King Genetics — first-party test batch

Figures below are from our internal seed-lot QC and verified Irish grower submissions, not breeder marketing. Determined from a single batch tested 2026-09-16 on 100 seeds at 21-24°C.

Germination rate: 97.2% (n=100)
Last QC test date: 2026-09-16
Indoor yield: 465-604 g/m² (avg across 9 verified grower reports)
Outdoor yield, Ireland: 525-746 g/plant (avg across 8 verified grower reports)

About Blueberry Haze Auto

Blueberry Haze carries limonene as its lead note: citrus with bitterness behind it, closer to marmalade peel than to lemonade. Caryophyllene sits beneath it and shows up second, dry and peppery, holding the sweeter notes down. The plant tests at 15% THC across a 40/60 split, though what decides whether any of this reaches the jar is the cure, not the seed.

Growing it for aroma

Growing Blueberry Haze for terpene expression and growing it for weight are not the same project, and it is worth deciding which one you are on. The Limonene/Caryophyllene/Linalool profile does its best work in living soil, where the biology produces compounds a bottle does not contain. Good peat-free compost and worm castings are available in any garden centre here, which makes that approach far less specialist than it sounds.

Stop foliar spraying after the second week of bloom. Anything that lands on a developing trichome is still there at harvest and is tasted rather than seen. In the last three weeks the night temperature decides which terpenes lead: held at 16-18°C the limonene comes forward, while a warmer finish protects the lighter linalool notes.

Then the cure, which is where Irish growers lose most of what they built. A ten to fourteen day hang wants 17°C and something near 58% humidity, and the ambient air here will not supply either for most of the year — a closed room and a small dehumidifier will. Into glass afterwards, burped twice daily for a fortnight. The caryophyllene layer arrives somewhere in weeks three and four, not before.

Flowering: 55-65 days. Indoor yield: up to 300 g/m2. Outdoor yield: up to 350 g/plant. Plant height: Short. Rated intermediate difficulty.

Flavour, aroma and effect

Blueberry Haze arrives in order. The first draw at 15% THC gives citrus with a bitter edge that lifts off the palate. The euphoric, happy, uplifted character follows in minutes, as head and body together. Thinking stays clear while the muscles let go by degrees, which is what makes the dose, rather than the genetics, the thing that decides the evening. Caryophyllene underneath contributes warmth that keeps it anchored.

Terpene breakdown

Primary: Limonene · Secondary: Caryophyllene · Tertiary: Linalool. The three shift relative to each other across the cure. Straight off the dry the limonene dominates; three or four weeks sealed in glass at 16-18°C and the linalool underneath comes up to meet it. Vaporising between 180°C and 195°C catches the widest span, because heat takes the lighter linalool molecules first.

Who it suits

Who does well with Blueberry Haze? Back-garden and balcony growers in Dublin, Cork and Galway. Anyone who wants a crop dry and put away before the autumn closes in. Indoor growers short of headroom. The autoflowering genetics run to their own clock, so there is no schedule to manage and no anxiety about light leaks. Rated intermediate, which means a moderate learning curve that rewards attention without needing specialist kit.

Effects

🤗Euphoric
74% of people reported feeling Euphoric
😊Happy
65% of people reported feeling Happy
😎Uplifted
58% of people reported feeling Uplifted
😌Relaxed
51% of people reported feeling Relaxed
🤩Creative
50% of people reported feeling Creative
🤤Hungry
41% of people reported feeling Hungry
😴Sleepy
38% of people reported feeling Sleepy
😆Giggly
31% of people reported feeling Giggly
🧠Focused
21% of people reported feeling Focused

Best For

✦ Anytime
✦ Insomnia
✦ Muscle Spasms
✦ Pain

Strain Type

Indica 40%Sativa 60%

Strain Data Sheet

🧬THC15% - 18% (Medium-High)
🌿LineageAutoflowering Balanced Hybrid (Undisclosed Lineage)
🔬TypeAutoflower Hybrid
🌡ClimateAll climates (adaptable)
📅Harvest≈ 10 – 11 weeks from seed (typical)
📏HeightShort
⚖️YieldMedium
🏠Yield Indoorup to 300 g/m2
🌳Yield Outdoorup to 350 g/plant
⏱Flowering Time55-65 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 are responsible for complying with the law where they live.
1
Blueberry Haze Auto
royalkingseeds.ie
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🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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Blueberry Haze Auto — Breeder Information

Royal King Genetics

Bred and stabilised in-house by Royal King Genetics — 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
Royal King Genetics Auto Line — recessive trait stabilisation
Stabilisation Notes — What This Means for Your Grow

Five generations of Royal King Genetics autoflower stabilisation on Blueberry Haze. Auto trigger time, finish window and finish-time consistency all run uniform — no photo-hybrid surprises in the pack.

Breeding Goal

Reach auto trigger and finish-window uniformity for the Blueberry Haze pack.

Selection Focus

Chosen for vigour, terpene saturation and a tight finish window that allows production planning.

Pollen / Mother Source

Royal King Genetics in-house mother stock — pollen taken from a sibling male drawn from the same selected pheno population.

Last Batch QC Verified
7 September 2026· 99%+ germination