
Lucky Charms Feminised
Grow Lucky Charms Feminised in the UK. Hybrid genetics at 20% THC, known for creative, happy, relaxed effects.
Royal King Genetics — first-party test batch
Figures below are from our internal seed-lot QC and verified UK grower submissions, not breeder marketing. Determined from a single batch tested 2026-09-12 on 375 seeds.
About Lucky Charms Feminised
Read Lucky Charms backwards from the harvest: 283-340 g/m² under lights, Up to 400g per plant outdoors, with resin filling out towards 20% THC. Weight goes on evenly across the 9 weeks of bloom, with a clear surge in the last two weeks that rewards leaving the plant alone. The 50/50 split gives you calyx density and an even spread of resin rather than one at the cost of the other. Outdoors, late September to mid-October is the window that misses the wettest of the finish across most of the country while still letting the limonene arrive.
Getting the weight out of this plant
Three stretches of the 9 weeks of bloom decide whether you reach the top of this strain's range (283-340 g/m² indoors, Up to 400g per plant outdoors). The rest is maintenance.
The first ten days of flower. What the plant does during the stretch sets canopy height, and canopy height sets how evenly the light lands. Somewhere around a third is typical. One pass of low-stress training over the tallest shoots keeps the top flat.
Weeks three to five. Limonene production climbs through here, and it responds to a day-night temperature gap of 6-8°C. British autumn nights hand that to outdoor growers for free from September; indoors you have to build it, at roughly 25-26°C lights-on and 18-20°C lights-off. Bloom feed goes potassium-heavy around EC 1.6-1.8.
The last ten to fourteen days. Stop feeding and run pH-corrected water. Check trichomes daily under a 60x loupe — cut at 10-15% amber for the middle of the range. Outdoors that lands between late September and mid-October across most of Britain, and the weather forecast should get a vote.
Flowering: 9 weeks. Indoor yield: 283-340 g/m². Outdoor yield: Up to 400g per plant. Rated intermediate difficulty.
Flavour, aroma and effect
Lucky Charms arrives in stages. The first draw at 20% THC brings a bright citrus edge that lifts off the palate immediately. The creative, happy, relaxed character follows within minutes, as a head and body effect at once. The mind stays clear while the muscles let go by degrees, which is what makes it adaptable — a small dose carries an afternoon, a larger one turns into an evening. The caryophyllene underneath adds a warmth that keeps the whole thing anchored.
Terpene breakdown
Primary: Limonene · Secondary: Caryophyllene · Tertiary: Linalool. This combination turns up often in cultivars that win things, and it is usually the one growers comment on when a jar is opened for the first time after curing. Limonene anchors the aroma, caryophyllene occupies the middle, and linalool sits behind both — which is the part that separates this strain from others sharing its primary terpene.
Who it suits
Who does well with Lucky Charms? Indoor growers who want the timeline under their own control. Outdoor growers who want to choose when flowering starts. Anyone with the room and the patience to veg it properly before flipping. Difficulty is rated intermediate, which means a moderate learning curve that rewards attention without demanding a laboratory.
Effects
Strain Type
Strain Data Sheet
Packaging
Feminised Premium
Seeds
authenticity
lining
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Lucky Charms 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.
Lucky Charms runs through our F4 programme. Four cycles of phenotype selection have removed the worst of the trait variation; what is left is a tight, predictable population for production.
Carry Lucky Charms from F1 cross to F4 production-ready seed stock.
Chosen for terpene profile, vigour, structure and finish-time consistency.
Royal King Genetics select-mother programme — pollen drawn from an internally maintained reversed-female line.