
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.
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.
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.
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Blueberry Haze Auto — Breeder Information
Royal King GeneticsBred 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.
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.
Reach auto trigger and finish-window uniformity for the Blueberry Haze pack.
Chosen for vigour, terpene saturation and a tight finish window that allows production planning.
Royal King Genetics in-house mother stock — pollen taken from a sibling male drawn from the same selected pheno population.