Blue Dynamite cannabis seeds packaging — Royal King Seeds Ireland
Indica
THC 20%
🌙 Sleep Aid
IndicaFeminisedIn Stock

Blue Dynamite Feminised

Order Blue Dynamite Feminised seeds online in Ireland. A quality indica cultivar at 20% THC delivering relaxed, calm. Chosen for a short season and a damp finish. Fast shipping and a germination guarantee.

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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 2026-09-13 on 300 seeds at 20-23°C.

Germination rate: 97.0% (n=300)
Last QC test date: 2026-09-13
Indoor yield: 482-624 g/m² (avg across 10 verified grower reports)
Outdoor yield, Ireland: 504-762 g/plant (avg across 5 verified grower reports)

About Blue Dynamite Feminised

Does Blue Dynamite finish outdoors in Ireland? It does, planted out at the end of May and cut by early October. A compact 65/35 plant is easier to shelter and easier to hide, though the density that makes it worth growing is also what holds water after rain. Bloom takes 50-55 days, so the harvest date is set by the calendar far more than by your technique.

What should I expect to take off it? 400-500 g/m2 indoors and 350–550 g/plant outdoors are the published figures, and both assume a full light or a full season plus a root run to match. A tunnel gets you most of the way to the outdoor number; a windowsill will not. At 20% THC the effort is well spent either way.

Is it a sensible first grow? Reasonably. Anyone who has finished one grow will manage this one; it asks for consistency rather than expertise.

Other questions that come up about Blue Dynamite

Soil or coco? Coco with fertigation at EC 1.4-1.8 through bloom if you are there daily and want speed. Peat-free soil with slow amendments — fish, blood and bone, seaweed meal, rock phosphate — if you are not, and want flavour. Both suit this indica; the deciding factor is your week, not the plant.

How does it handle the weather here? The dense canopy shades itself, which is useful on the handful of genuinely warm days and a liability in a wet week. Mulch the root zone, water early, and keep air moving underneath.

When does bloom feed start? Within a week of the first pistils. The 65/35 balance shifts demand quickly at the transition — phosphorus and potassium up, nitrogen down. Soil growers top-dress; coco and hydro switch formula immediately.

Tunnel, outdoors or indoors? A tunnel is the best value of the three here. Indoors you own the 50-55 days of bloom completely; outdoors the plant gets light no lamp matches and can reach 350–550 g/plant, and pays for it in rain. Flowering: 50-55 days. Indoor yield: 400-500 g/m2. Outdoor yield: 350–550 g/plant. Plant height: 110–150 cm. Rated intermediate difficulty.

What Blue Dynamite is like in practice

The catalogue lists relaxed, calm, and that matches what growers here report back. At 20% THC this indica sits where the dose is the whole question. One bowl through a vaporiser at 185°C leaves the head working and the body easy, which is what most people are after on a weeknight. More than that moves it firmly towards sedation. The Myrcene and Humulene together leave earth and faint sweetness, with fruit at the end.

Suited to evenings in, recovery after work, and the hour before sleep.

Terpene breakdown

Primary: Myrcene · Secondary: Humulene · Tertiary: Linalool. The three shift relative to each other across the cure. Straight off the dry the myrcene 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

Blue Dynamite suits growers with the fundamentals in place. Understand pH, rough nutrient ratios and a light cycle before committing to it; it asks for competence rather than expertise. Photoperiod genetics leave plant size and harvest date under your control — veg longer for a bigger plant, or flip early when the ceiling is low. A bloom of 50-55 days fits inside the season here for outdoor growers, with a tunnel making it comfortable rather than tight.

Effects

😌Relaxed
72% of people reported feeling Relaxed
🧘Calm
67% of people reported feeling Calm
😴Sleepy
65% of people reported feeling Sleepy
😊Happy
51% of people reported feeling Happy
🤤Hungry
48% of people reported feeling Hungry
🤗Euphoric
40% of people reported feeling Euphoric
🌿Stress Relief
27% of people reported feeling Stress Relief
💆Body High
24% of people reported feeling Body High
😶‍🌫️Sedated
21% of people reported feeling Sedated

Best For

✦ Evening
✦ Relaxation
✦ Sleep Support

Strain Type

Indica 65%Sativa 35%

Strain Data Sheet

🧬THC20% - 24% (High)
🌿LineageAvalon × Dynamite
🔬TypeFeminised Indica
🌡ClimateCool–temperate / continental
📅HarvestSept – Nov, S. hemisphere (typical)
📏Height110–150 cm
⚖️YieldMedium – High
🏠Yield Indoor400-500 g/m2
🌳Yield Outdoor350–550 g/plant
⏱Flowering Time50-55 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.
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Blue Dynamite Feminised
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🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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Blue Dynamite 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
BX2
Generations
3+
Breeding Programme
Backcross Stabilisation (BX2) — modern hybrid fixing
Stabilisation Notes — What This Means for Your Grow

Backcrossed twice to the dominant parental line. Blue Dynamite now expresses bud-to-leaf ratio consistently across the population — what made the original cross interesting is preserved without the pheno-roulette of an unstabilised F1.

Breeding Goal

Carry a clone-derived 2010s production hybrid through to a stable seed 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 elite-cut archive — pollen from a maintained S1 line of the original elite mother.

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