
Purple Trainwreck Feminised
Purple Trainwreck Feminised cannabis seeds for Irish growers. Hybrid strain · 23% THC · euphoric, relaxed, 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 2026-09-10 on 150 seeds at 21-24°C.
About Purple Trainwreck Feminised
Everything about Purple Trainwreck at harvest follows from one decision, which is when you stop. The figures are 400-600 g/m2 indoors and 1000-2000 g/plant outdoors, with resin filling towards 23% THC. The 50/50 balance gives steady gain with a lift in the closing fortnight. Outdoors, aim to be finished by mid-October rather than hoping for a dry third week of it.
Where the weight is won
Three parts of the 58-63 days of bloom account for most of the difference between a good result and an average one on a plant rated 400-600 g/m2 indoors and 1000-2000 g/plant outdoors.
The stretch, days 1-10 after the flip. Canopy height set here decides how evenly light lands for the rest of the run. Around a third is usual. A single pass of training across the tallest shoots keeps the top flat.
Weeks three to five. Caryophyllene production climbs through this stretch and responds to a 6-8°C gap between lights-on and lights-off. Outdoors an Irish September provides that without help; indoors it has to be built, at roughly 25°C by day and 18-20°C at night. Bloom feed goes potassium-forward around EC 1.6-1.8.
The final fortnight. Feeding stops, plain pH-corrected water goes on, and the loupe comes out daily. Ten to fifteen per cent amber sits in the middle of its range. Outdoors, that falls between late September and mid-October, and the forecast gets a say.
Flowering: 58-63 days. Indoor yield: 400-600 g/m2. Outdoor yield: 1000-2000 g/plant. Plant height: Medium. Rated medium difficulty.
Flavour, aroma and effect
Purple Trainwreck arrives in order. The first draw at 23% THC gives peppercorn heat that lands at the back of the throat. The euphoric, relaxed, 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. Limonene underneath contributes a lift that stops it going heavy.
Terpene breakdown
Primary: Caryophyllene · Secondary: Limonene · Tertiary: Myrcene. This is a combination that turns up repeatedly in cultivars people rate, and it is usually what gets commented on when a jar is opened for the first time after a proper cure. Caryophyllene anchors it, limonene holds the middle, and myrcene sits behind both — the last of those being what separates this from other strains leading on the same terpene.
Who it suits
Who does well with Purple Trainwreck? 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 medium, which means a moderate learning curve that rewards attention without needing specialist kit.
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Purple Trainwreck Feminised — 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.
A modern 2010s production hybrid carrying at least one clone-only parent. BX2 is the right stabilisation point: two rounds of backcross fix the parent-cut traits without narrowing the population too far.
Fix parent-cut traits in Purple Trainwreck without narrowing the population too far.
Chosen for vigour, terpene saturation and a tight finish window that allows production planning.
Royal King Genetics elite-cut archive — pollen from a maintained S1 line of the original elite mother.