RK
Black Afghan cannabis seeds packaging β€” Royal King Seeds UK
Indica
THC 21%
🎨 Creative
IndicaFeminisedIn Stock

Black Afghan Feminised

Feminised PhotoperiodSee Lab Report β†’

Grow Black Afghan Feminised in the UK. Indica genetics at 21% THC, known for creative, calm effects.

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Β£10.57
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Royal King Genetics β€” 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 400 seeds.

Germination rate: 98.9% (n=400)
Last QC test date: 2026-09-12
Indoor yield: 474-622 g/mΒ² (avg across 14 verified grower reports)
Outdoor yield: 546-728 g/plant (avg across 5 verified grower reports)

About Black Afghan Feminised

Where you grow Black Afghan in Britain matters less than when you start it. This is one temperate maritime climate with a real north-south gradient: the south coast opens and closes its season around a fortnight either side of the central belt or upland Wales. Heat is almost never the constraint here. The wet finish is β€” rain sitting in dense flower through late September and October is what starts botrytis, and it ends more British outdoor crops than every insect on the plot combined. That puts the 55-65 days flowering window and the bud structure ahead of everything else on this page. Under lights none of it applies: daylength, temperature and humidity are yours to set, and Black Afghan can be run anywhere in the country on its merits.

The pressures on a British grow are fairly predictable. Damp is the first of them: botrytis in dense flower from September on, answered with open bud structure and moving air rather than with a spray. Indoors it is spider mite and thrips that arrive, and humidity above 60% in late bloom is what turns a contained problem into a lost room. Outdoors in a wet spring the slugs take more seedlings than every insect put together, and they do it overnight.

Flavour, aroma and effect

Black Afghan arrives in stages. The first draw at 21% THC brings dry pepper that registers at the back of the throat. The creative, calm character follows within minutes, starting as weight behind the eyes and working down through the shoulders and chest. By about a quarter of an hour it has become a physical stillness β€” not sedation so much as a strong disinclination to get up. Two to three hours at a moderate dose. The myrcene underneath adds body and depth beneath the rest.

Terpene breakdown

Primary: Caryophyllene Β· Secondary: Myrcene Β· Tertiary: Bisabolol. How this profile survives the journey from flower to vapour depends on temperature. Low vaporisation, 180-188Β°C, keeps the myrcene and bisabolol audible over the caryophyllene base. Run it hotter, or burn it, and the three collapse into one note β€” pleasant enough, but none of the complexity that made it worth choosing.

Who it suits

Who does well with Black Afghan? 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

🀩Creative
77% of people reported feeling Creative
🧘Calm
67% of people reported feeling Calm
😌Relaxed
58% of people reported feeling Relaxed
😴Sleepy
58% of people reported feeling Sleepy
😊Happy
45% of people reported feeling Happy
🀀Hungry
41% of people reported feeling Hungry
πŸ€—Euphoric
33% of people reported feeling Euphoric
🌿Stress Relief
20% of people reported feeling Stress Relief
πŸ’†Body High
17% of people reported feeling Body High

Strain Type

Indica 81%Sativa 19%

Strain Data Sheet

🧬THC21% - 25% (High)
🌿LineageIndica-Dominant Hybrid (Undisclosed Lineage)
πŸ”¬TypeFeminised Indica
🌑ClimateCool–temperate / continental
πŸ“…HarvestLate Sept – Oct, UK outdoor (typical)
πŸ“Height90 – 120 cm (typical)
βš–οΈYieldMedium – High
🏠Yield Indoorup to 400 g/m2
🌳Yield Outdoorup to 400 g/plant
⏱Flowering Time55-65 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 must comply with all applicable United Kingdom legislation.
1
Black Afghan Feminised
royalkingseeds.co.uk
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πŸ”’Sealed for authenticity
πŸ’§Waterproof coating
πŸ›‘οΈAluminium interior lining
🏷️Protective sticker
πŸ“±QR code verification
πŸ”’Scratchable serial number

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Black Afghan Feminised β€” Breeder Information

Royal King Genetics

Bred and stabilised in-house by Royal King Genetics β€” 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
F3
Generations
3+
Breeding Programme
F3 Refinement Programme β€” three-generation selection
Stabilisation Notes β€” What This Means for Your Grow

Black Afghan runs through our F3 programme. Most of the pack expresses the target indica relaxation profile cleanly; the F3-to-F4 cycle is where we close out the last remaining off-types.

Breeding Goal

Reach trait homogeneity in Black Afghan through advanced filial refinement.

Selection Focus

Chosen for resin density, indica-leaning frame and tight internodes that suit indoor production.

Pollen / Mother Source

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

Last Batch QC Verified
18 September 2026Β· 99%+ germination