Super Green Crack cannabis seeds packaging — Royal King Seeds UK
Sativa
THC 22%
🎨 Creative
SativaFeminisedIn Stock

Super Green Crack Feminised

Feminised PhotoperiodSee Lab Report →

Super Green Crack Feminised — sativa cannabis seeds suited to UK growing conditions. 22% THC with creative, energetic effects. Fast, discreet UK delivery.

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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 2026-09-20 on 375 seeds.

Germination rate: 98.7% (n=375)
Last QC test date: 2026-09-20
Indoor yield: 397-510 g/m² (avg across 17 verified grower reports)
Outdoor yield: 503-836 g/plant (avg across 4 verified grower reports)

About Super Green Crack Feminised

Where you grow Super Green Crack 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 — 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 Super Green Crack 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.

What Super Green Crack is actually like

Growers report creative, energetic as the defining characteristics and our own notes agree. At 22% THC this sativa sits where most people find a workable window. Vaporised at 175-185°C the first effect is lift and mental energy, suited to work that benefits from it, a long walk, or an afternoon with company. The body stays light throughout, which makes it a genuine daytime option for anyone with a tolerance. The Terpinolene/Limonene pairing leaves a finish that keeps changing across a session.

Best suited to creative work, company, getting outdoors, and daytime use generally.

Terpene breakdown

Primary: Terpinolene · Secondary: Limonene · Tertiary: Ocimene. 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. Terpinolene anchors the aroma, limonene occupies the middle, and ocimene sits behind both — which is the part that separates this strain from others sharing its primary terpene.

Who it suits

Super Green Crack suits growers with the basics in place. Understand pH, rough nutrient ratios and light cycles before you commit to it; it asks for competence rather than expertise. Photoperiod genetics leave plant size and harvest date under your control — veg longer for bigger plants, or flip early when space is short. The April to October season accommodates a bloom of 55-65 days comfortably for outdoor growers across the country.

Effects

🤩Creative
77% of people reported feeling Creative
🤑Energetic
64% of people reported feeling Energetic
😊Happy
58% of people reported feeling Happy
😎Uplifted
51% of people reported feeling Uplifted
🤗Euphoric
47% of people reported feeling Euphoric
🧠Focused
42% of people reported feeling Focused
🗣️Talkative
30% of people reported feeling Talkative
💪Motivated
31% of people reported feeling Motivated
😆Giggly
24% of people reported feeling Giggly

Strain Type

Indica 24%Sativa 76%

Strain Data Sheet

🧬THC22% - 25% (High)
🌿LineageSativa-Dominant Hybrid (Undisclosed Lineage)
🔬TypeFeminised Sativa
🌡ClimateWarm / Mediterranean, long season
📅HarvestLate Sept – Oct, UK outdoor (typical)
📏Height120 – 200 cm (typical)
⚖️YieldMedium – High
🏠Yield Indoorup to 450 g/m2
🌳Yield Outdoorup to 450 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.
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Super Green Crack Feminised
royalkingseeds.co.uk
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🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
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🔢Scratchable serial number

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Super Green Crack 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
F4
Generations
4+
Breeding Programme
Filial Stabilisation (F4) — four-generation selection
Stabilisation Notes — What This Means for Your Grow

F4 stabilisation on Super Green Crack. Each generation we cull aggressively against off-types — the F4 population reflects only the phenos that match the cultivar reference profile.

Breeding Goal

Cull off-type phenos in Super Green Crack through filial selection.

Selection Focus

Chosen for sativa vigour, bud-to-leaf ratio and the distinctive terpene character of the original cut.

Pollen / Mother Source

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

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