A-Train cannabis seeds packaging — Royal King Seeds Ireland
Indica
THC 21%
🌙 Sleep Aid
IndicaFeminisedIn Stock

A-Train Feminised

Order A-Train Feminised seeds online in Ireland. A quality indica cultivar at 21% THC delivering relaxed, sleepy, happy. Chosen for a short season and a damp finish. Fast shipping and a germination guarantee.

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€13.69EUR
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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 2026-09-09 on 300 seeds at 20-23°C.

Germination rate: 97.2% (n=300)
Last QC test date: 2026-09-09
Indoor yield: 426-600 g/m² (avg across 14 verified grower reports)
Outdoor yield, Ireland: 508-758 g/plant (avg across 5 verified grower reports)

About A-Train Feminised

Does A-Train finish outdoors in Ireland? It does, planted out at the end of May and cut by early October. A compact 79/21 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 50-60 days, so the harvest date is set by the calendar far more than by your technique.

What should I expect to take off it? up to 350 g/m2 indoors and up to 350 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 21% 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 A-Train

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 79/21 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 50-60 days of bloom completely; outdoors the plant gets light no lamp matches and can reach up to 350 g/plant, and pays for it in rain. Flowering: 50-60 days. Indoor yield: up to 350 g/m2. Outdoor yield: up to 350 g/plant. Plant height: Short. Rated intermediate difficulty.

What A-Train is like in practice

The catalogue lists relaxed, sleepy, happy, and that matches what growers here report back. At 21% 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. Temperature decides how much of this profile survives. Low vaporisation at 180-188°C keeps humulene and linalool audible over the myrcene; run it hotter, or burn it, and all three collapse into one note that is pleasant enough and tells you nothing.

Who it suits

A-Train 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 50-60 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
😴Sleepy
72% of people reported feeling Sleepy
😊Happy
58% of people reported feeling Happy
🤤Hungry
54% of people reported feeling Hungry
🤗Euphoric
47% of people reported feeling Euphoric
🧘Calm
40% of people reported feeling Calm
🌿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 79%Sativa 21%

Strain Data Sheet

🧬THC21% - 26% (High)
🌿LineageTrainwreck × Mazar
🔬TypeFeminised Indica
🌡ClimateCool–temperate / continental
📅HarvestSept – Nov, S. hemisphere (typical)
📏HeightShort
⚖️YieldMedium
🏠Yield Indoorup to 350 g/m2
🌳Yield Outdoorup to 350 g/plant
⏱Flowering Time50-60 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
A-Train Feminised
royalkingseeds.ie
IG
FB
X
🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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A-Train 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
Royal King Genetics Backcross Line — BX2 modern hybrid stabilisation
Stabilisation Notes — What This Means for Your Grow

Two backcross generations to the recurrent parent have welded A-Train into a stable seed line. The cross-derived compact internode spacing expresses uniformly — no surprise-pheno hunting once the pack pops.

Breeding Goal

Pin the compact internode spacing that came out of the original A-Train cross.

Selection Focus

Chosen for indica vigour, compact bud formation and a reliable finish window.

Pollen / Mother Source

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

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