RK
Harlequin CBD cannabis seeds packaging โ€” Royal King Seeds the UK
Cbd
THC 15%
๐Ÿง˜ Relaxing
CBDFeminizedIn Stock

Harlequin CBD Feminized

Feminized PhotoperiodSee Lab Report โ†’

Grow Harlequin CBD Feminized in the UK. Cbd genetics testing at 15% THC. Known for focused, calm effects. Ships discreetly UK-wide with germination guarantee.

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ยฃ11.05
1
๐Ÿ‡ฆ๐Ÿ‡บFree AU Delivery
๐ŸŒฑGermination Promise
๐Ÿ”’Unmarked Packaging

About Harlequin CBD Feminized

Can I grow Harlequin CBD outdoors in the UK? Absolutely. This 43/57 cbd is well-suited to the UK outdoor season running October through April. The balanced genetics handle UK conditions reliably, adapting to everything from coastal humidity to dry inland heat. Flowering takes 55-60 days, placing your harvest window squarely in March or April for most UK latitudes.

What kind of yield should I realistically expect? We do not publish a per-strain yield figure for this cultivar, so treat any number you see elsewhere with caution. Yield depends far more on your lighting, pot size, feeding and training than on genetics alone. At 15% THC and a myrcene-forward terpene profile, the quality-to-effort ratio makes Harlequin CBD genuinely worthwhile.

Is this strain forgiving for newer growers? Reasonably so. A grower with basic knowledge of pH, feeding schedules, and light cycles will manage fine. It is not the most forgiving plant if you neglect it entirely, but it will not collapse at the first missed watering either.

More Questions UK Growers Ask About Harlequin CBD

What growing medium works best for this strain? For maximum flavour complexity, organic soil blended with 30% perlite and enriched with slow-release amendments (blood and bone, rock phosphate, kelp meal โ€” all readily available at Bunnings or your local hydro shop). For maximum yield, coco coir with automated fertigation at EC 1.4-1.8 during bloom. Both approaches produce excellent results with this cbd genetics.

How does it handle British summer heat? Handles heat reasonably well thanks to the hybrid vigour. Keep root zone temperatures below 28ยฐC with mulch or light-coloured pots, and avoid transplanting during heatwave conditions.

When should I start feeding bloom nutrients? Within the first week of visible pistil formation. This cultivar's 43/57 genetics shifts its nutritional demand rapidly at the transition. Phosphorus and potassium uptake increases noticeably, whilst nitrogen demand drops. An organic top-dress of bat guano and sulphate of potash works well for soil growers; hydro and coco growers should switch to a bloom-ratio formula (low N, high PK) immediately.

Indoor or outdoor โ€” which is better for this strain? Both work. Indoor gives you control over the 55-60 days environment. Outdoor in the UK growing season (October-April) lets the plant reach its full potential with natural sunlight intensity that even expensive LEDs struggle to match. Flowering: 55-60 days. Indoor yield: 500-550 g/m2. Plant height: 70-90 cm. Rated intermediate difficulty.

Flavour, Aroma, and Experience

The sensory arc of Harlequin CBD unfolds in stages. Initial inhalation at 15% THC brings a deep, musky earthiness that coats the palate. The focused, calm effects emerge within minutes, presenting as a simultaneous head-and-body experience. Mental clarity remains intact whilst the muscles release tension progressively. This dual action makes it adaptable โ€” a lighter dose suits afternoon tasks, a heavier dose transitions seamlessly into evening relaxation. The bisabolol secondary terpene adds a distinct layer: a complementary nuance that adds depth to the overall experience.

Terpene Breakdown

Primary: Myrcene ยท Secondary: Bisabolol ยท Tertiary: Linalool. Flavour translation from flower to vapour and smoke differs with this terpene combination. Low-temperature vaporisation (180-188ยฐC) highlights the bisabolol and linalool notes whilst keeping myrcene as a foundation. Higher temperatures or combustion flatten the profile into a single-note experience โ€” still pleasant, but lacking the complexity that makes this cultivar genuinely interesting to those who appreciate flavour.

Suitability and Recommendations

Who grows Harlequin CBD successfully? Indoor growers seeking full control over their harvest timeline. Outdoor cultivators who want to decide exactly when flowering begins. Anyone with the space and patience to vegetate this plant to its full potential before triggering bloom. Difficulty is rated intermediate, meaning a moderate learning curve that rewards attention without demanding laboratory-grade conditions. Delivered UK-wide in discreet, unbranded packaging with germination guarantee included.

Effects

๐Ÿง Focused
76% of people reported feeling Focused
๐Ÿง˜Calm
67% of people reported feeling Calm
๐Ÿ˜ŒRelaxed
58% of people reported feeling Relaxed
๐ŸŒฟStress Relief
47% of people reported feeling Stress Relief
๐Ÿ’ŠPain Relief
44% of people reported feeling Pain Relief
๐Ÿ˜ŠHappy
38% of people reported feeling Happy
๐Ÿ˜ดSleepy
38% of people reported feeling Sleepy
๐Ÿ’†Body High
24% of people reported feeling Body High
โœจTingling
16% of people reported feeling Tingling

Strain Type

Indica 43%Sativa 57%

Strain Data Sheet

๐ŸงฌTHC15% - 18% (Medium-High)
๐ŸŒฟLineageColombian Gold ร— Thai ร— Swiss ร— Nepali
๐Ÿ”ฌTypeFeminized Cbd
๐ŸŒกClimateTemperate, adaptable
๐Ÿ“…HarvestLate Sept โ€“ Oct, UK outdoor (typical)
๐Ÿ“Height70-90 cm
โš–๏ธYieldHigh
๐Ÿ Yield Indoor500-550 g/m2
๐ŸŒณYield Outdoor400 โ€“ 600 g/plant (typical)
โฑFlowering Time55-60 days

Packaging

Resealable +
RK
Royal King Seeds
Photoperiod
Feminized Premium
Seeds
Premium Genetics
Protective vial
Resealable +
Royal King Seeds supplies seeds as adult novelty collectibles and for genetic preservation. Purchasers must comply with all applicable UK Commonwealth, state, and territory legislation.
1
Harlequin CBD Feminized
royalkingseeds.co.uk
IG
FB
X
๐Ÿ”’Sealed for authenticity
๐Ÿ’งWaterproof coating
๐Ÿ›ก๏ธAluminium interior lining
๐Ÿท๏ธProtective sticker
๐Ÿ“ฑQR code verification
๐Ÿ”ขScratchable serial number

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Harlequin CBD Feminized โ€” Breeder Information

Royal King Genetics

Bred and stabilised in-house by Royal King Genetics โ€” 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
CBD-Stabilised Line (F4) โ€” recessive cannabinoid fixing
Stabilisation Notes โ€” What This Means for Your Grow

CBD-dominance does not stabilise in one or two generations. Harlequin has been progressed through four cycles of selection at Royal King Genetics until the CBD:THC ratio expressed uniformly across the population.

Breeding Goal

Lock CBD-dominance in Harlequin through four rounds of selection.

Selection Focus

Chosen for CBD-dominance, cannabinoid ratio uniformity and a clean therapeutic terpene profile.

Pollen / Mother Source

Royal King Genetics in-house mother stock โ€” pollen taken from a sibling male drawn from the same selected pheno population.

Last Batch QC Verified
8 November 2025ยท 99%+ germination