RK
Extreme Cream cannabis seeds packaging β€” Royal King Seeds the UK
Indica
THC 18%
πŸ“ˆ High Yield
IndicaFeminizedIn Stock

Extreme Cream Feminized

Feminized PhotoperiodSee Lab Report β†’

Grow Extreme Cream Feminized in the UK. Indica genetics testing at 18% THC. Known for happy, euphoric, calm effects. Ships discreetly UK-wide with germination guarantee.

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Β£11.05
1
πŸ‡¦πŸ‡ΊFree AU Delivery
🌱Germination Promise
πŸ”’Unmarked Packaging

About Extreme Cream Feminized

Where you grow Extreme Cream in the UK matters, but less than when. Britain has one temperate maritime climate and a real north-south gradient: the south coast runs a season roughly a fortnight longer at each end than Scotland and upland Wales. Outdoors the limiting factor is not heat, it is the wet finish β€” September and October rain sitting on dense flower is what starts botrytis, and it is the most common reason a UK outdoor crop is lost. That makes the 55-65 days flowering window and bud structure the two figures worth checking before anything else. Indoors none of it applies: you set the daylength, the temperature and the humidity, and Extreme Cream can be grown anywhere in the country on its merits.

UK growers face a fairly consistent set of pressures. Damp late season: botrytis in dense flower from September is the main risk β€” favour open bud structure and keep airflow moving. Indoors: spider mite and thrips are the usual arrivals; humidity above 60% in late bloom is what turns a small problem into a lost crop. Slugs take seedlings outdoors in a wet spring more reliably than any insect.

Flavour, Aroma, and Experience

The sensory arc of Extreme Cream unfolds in stages. Initial inhalation at 18% THC brings a warm peppery spice that tingles at the back of the throat. The happy, euphoric, calm effects emerge within minutes, beginning as a pleasant heaviness behind the eyes that migrates downward through the shoulders, chest, and limbs. By the fifteen-minute mark, a deep physical stillness sets in β€” not sedation exactly, but a reluctance to move that makes the couch remarkably appealing. Duration runs 2-3 hours at moderate doses. The myrcene secondary terpene adds a distinct layer: additional body depth that reinforces the physical dimension.

Terpene Breakdown

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

Suitability and Recommendations

Who grows Extreme Cream 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

😊Happy
72% of people reported feeling Happy
πŸ€—Euphoric
67% of people reported feeling Euphoric
🧘Calm
60% of people reported feeling Calm
😌Relaxed
51% of people reported feeling Relaxed
😴Sleepy
52% of people reported feeling Sleepy
🀀Hungry
41% of people reported feeling Hungry
🌿Stress Relief
27% of people reported feeling Stress Relief
πŸ’†Body High
24% of people reported feeling Body High
πŸ˜Άβ€πŸŒ«οΈSedated
21% of people reported feeling Sedated

Strain Type

Indica 82%Sativa 18%

Strain Data Sheet

🧬THC18% - 21% (Medium-High)
🌿LineageExtreme OG Γ— Cookies & Cream
πŸ”¬TypeFeminized 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
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
Extreme Cream Feminized
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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Extreme Cream Feminized 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
F4
Generations
4+
Breeding Programme
Royal King Genetics Filial Programme β€” four-generation pheno fixing
Stabilisation Notes β€” What This Means for Your Grow

A 2010s production cross stabilised over four generations of selection. Extreme Cream grows true-to-type with the indica relaxation profile that defines the cultivar.

Breeding Goal

Cull off-type phenos in Extreme Cream through filial selection.

Selection Focus

Chosen for indica vigour, compact bud formation and a reliable finish window.

Pollen / Mother Source

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

Last Batch QC Verified
25 April 2026Β· 99%+ germination