Big Blue cannabis seeds packaging — Royal King Seeds Ireland
Hybrid
THC 22%
📈 High Yield
HybridFeminisedIn Stock

Big Blue Feminised

Big Blue Feminised cannabis seeds for Irish growers. Hybrid strain · 22% THC · relaxed, happy, euphoric. Discreet packaging, nationwide delivery, sourced grow figures.

Select Pack Size
€10.04EUR
1
🇮🇪Free Irish Delivery
🌱Germination Promise
🔒Unmarked Packaging
⚗

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 2026-09-18 on 425 seeds at 21-24°C.

Germination rate: 98.6% (n=425)
Last QC test date: 2026-09-18
Indoor yield: 439-578 g/m² (avg across 15 verified grower reports)
Outdoor yield, Ireland: 473-680 g/plant (avg across 6 verified grower reports)

About Big Blue Feminised

Big Blue carries caryophyllene as its lead note: peppercorn and warm timber, dry rather than sweet, catching slightly at the back of the throat. Limonene sits beneath it and shows up second, sharp enough to stop the whole thing turning heavy. The plant tests at 22% THC across a 56/44 split, though what decides whether any of this reaches the jar is the cure, not the seed.

Growing it for aroma

Growing Big Blue for terpene expression and growing it for weight are not the same project, and it is worth deciding which one you are on. The Caryophyllene/Limonene/Myrcene 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 caryophyllene comes forward, while a warmer finish protects the lighter myrcene 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 limonene layer arrives somewhere in weeks three and four, not before.

Flowering: 45 - 50 days. Indoor yield: 200–450 g/m². Outdoor yield: 350–550 g/plant. Plant height: 60-90 cm. Rated easy difficulty.

Flavour, aroma and effect

Big Blue arrives in order. The first draw at 22% THC gives peppercorn heat that lands at the back of the throat. The relaxed, happy, euphoric 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. Limonene underneath contributes a lift that stops it going heavy.

Terpene breakdown

Primary: Caryophyllene · Secondary: Limonene · Tertiary: Myrcene. Temperature decides how much of this profile survives. Low vaporisation at 180-188°C keeps limonene and myrcene audible over the caryophyllene; run it hotter, or burn it, and all three collapse into one note that is pleasant enough and tells you nothing.

Who it suits

Who does well with Big Blue? Indoor growers who want to choose their own timeline. Tunnel growers who want to decide when flowering starts rather than letting August decide it. Anyone with the space to veg it properly first. Rated easy, which means a moderate learning curve that rewards attention without needing specialist kit.

Effects

😌Relaxed
72% of people reported feeling Relaxed
😊Happy
65% of people reported feeling Happy
🤗Euphoric
60% of people reported feeling Euphoric
🤩Creative
56% of people reported feeling Creative
😎Uplifted
45% of people reported feeling Uplifted
🤤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
✦ Relaxation
✦ Stress Relief

Strain Type

Indica 56%Sativa 44%

Strain Data Sheet

🧬THC22% - 27% (High)
🌿LineageBalanced Hybrid (Undisclosed Lineage)
🔬TypeFeminised Hybrid
🌡ClimateTemperate, adaptable
📅HarvestSept – Nov, S. hemisphere (typical)
📏Height60-90 cm
⚖️YieldMedium – High
🏠Yield Indoor200–450 g/m²
🌳Yield Outdoor350–550 g/plant
⏱Flowering Time45 - 50 days

Packaging

Resealable +
RK
Royal King Seeds
Photoperiod
Feminised Premium
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
Big Blue Feminised
royalkingseeds.ie
IG
FB
X
🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

Related Strains

Do-Si-Dos cannabis seeds packaging — Royal King Seeds Ireland
Hybrid
THC 22%
🔥 Top Seller

Do-Si-Dos Feminised

EuphoricHappyRelaxed
▼
€9.12EUR
Qrazy Train cannabis seeds packaging — Royal King Seeds Ireland
Hybrid
THC 21%
📈 High Yield

Qrazy Train Feminised

EuphoricHappyRelaxed
▼
€11.41EUR
303 OG cannabis seeds packaging — Royal King Seeds Ireland
Hybrid
THC 24%
📈 High Yield

303 OG Feminised

RelaxedHappyEuphoric
▼
€10.95EUR
Afwreck cannabis seeds packaging — Royal King Seeds Ireland
Hybrid
THC 22%
📈 High Yield

Afwreck Feminised

RelaxedHappyEuphoric
▼
€10.04EUR

Big Blue Feminised — 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
F4
Generations
4+
Breeding Programme
F4 Production Line — modern cross stabilisation
Stabilisation Notes — What This Means for Your Grow

F4 stabilisation on Big Blue. Each generation we cull aggressively against off-types — the F4 population reflects only the phenos that match the cultivar reference profile.

Breeding Goal

Stabilise the Big Blue cross over four selection rounds.

Selection Focus

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

Pollen / Mother Source

Royal King Genetics select-mother programme — pollen drawn from an internally maintained reversed-female line.

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