RK
Copper Kush cannabis seeds packaging โ€” Royal King Seeds New Zealand
Hybrid
THC 20%
๐Ÿ“ˆ High Yield
HybridFeminisedIn Stock

Copper Kush Feminised

Grow Copper Kush Feminised in New Zealand. Hybrid genetics testing at 20% THC. Known for euphoric, calm effects. Ships discreetly nationwide with sourced grow figures.

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$28.79NZD
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๐Ÿ‡ณ๐Ÿ‡ฟFree NZ Delivery
๐ŸŒฑGermination Promise
๐Ÿ”’Unmarked Packaging
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Royal King Genetics โ€” first-party test batch

Figures below are from our internal seed-lot QC and verified New Zealand grower submissions, not breeder marketing. Determined from a single batch tested 2026-04-10 on 175 seeds.

Germination rate: 96.6% (n=175)
Last QC test date: 2026-04-10
Indoor yield: 426-546 g/mยฒ (avg across 14 verified grower reports)
Outdoor yield: 616-950 g/plant (avg across 9 verified grower reports)

About Copper Kush Feminised

Where you grow Copper Kush in New Zealand matters enormously. Northland cultivators dealing with 35ยฐC+ summers and oppressive humidity need to approach this 44/56 hybrid differently than someone in Southland's mild maritime climate or Otago's temperamental shoulder seasons. This balanced genetics adapts across the range of climates here more readily than pure indicas or sativas. The 44/56 ratio produces a canopy structure with enough airflow for subtropical conditions whilst retaining sufficient density for impressive bag appeal in cooler southern grows. At 20% THC with caryophyllene dominance, the final product quality stays remarkably consistent whether grown under a dry eastern-coast summer or in a Wellington shed.

New Zealand Climate Considerations

Indoor cultivators can control their environment regardless of location, but Copper Kush rewards specific adjustments for New Zealand conditions. During summer months when ambient temperatures regularly exceed 30ยฐC, running lights at night (6pm-6am cycle) prevents heat stress without expensive cooling. Relative humidity targets: 55-65% in veg, dropping to 40-50% once flowers form. EC targets: 1.0-1.4 during vegetative growth, stepping up to 1.6-2.0 at peak bloom. pH maintained between 5.8 and 6.3 depending on your medium.

Outdoor growers face region-specific challenges. Northland/Northern Waikato: Whitefly and thrips pressure peaks December through February โ€” introduce predatory mites (Phytoseiulus persimilis) early as a preventative measure. The high UV index accelerates trichome production but monitor for light stress on young transplants. VIC/SA/TAS: Your compressed outdoor window (November-March) suits this cultivar's 55-65 days period, but start seeds indoors by late September to maximise vegetative growth before the December solstice. WA: Christchurch growers benefit from low humidity and warm days โ€” possibly the most forgiving outdoor conditions in the country for this strain. Watch for soil salinity in tap water; many Christchurch postcodes run above 500ppm total dissolved solids.

Flowering: 55-65 days. Indoor yield: up to 250 g/m2. Outdoor yield: up to 450 g/plant. Rated intermediate difficulty.

Flavour, Aroma, and Experience

The sensory arc of Copper Kush unfolds in stages. Initial inhalation at 20% THC brings a warm peppery spice that tingles at the back of the throat. The euphoric, 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 limonene secondary terpene adds a distinct layer: a mood-elevating brightness that counterbalances any heaviness.

Terpene Breakdown

Primary: Caryophyllene ยท Secondary: Limonene ยท Tertiary: Myrcene. Flavour translation from flower to vapour and smoke differs with this terpene combination. Low-temperature vaporisation (180-188ยฐC) highlights the limonene and myrcene notes whilst keeping caryophyllene 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 Copper Kush 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 nationwide in discreet, unbranded packaging with sourced grow data on every strain page.

Effects

๐Ÿค—Euphoric
74% of people reported feeling Euphoric
๐Ÿง˜Calm
67% of people reported feeling Calm
๐Ÿ˜ŒRelaxed
58% of people reported feeling Relaxed
๐Ÿ˜ŠHappy
51% of people reported feeling Happy
๐ŸคฉCreative
50% of people reported feeling Creative
๐Ÿ˜ŽUplifted
38% of people reported feeling Uplifted
๐ŸคคHungry
34% of people reported feeling Hungry
๐Ÿ˜ดSleepy
31% of people reported feeling Sleepy
๐Ÿ˜†Giggly
24% of people reported feeling Giggly

Best For

โœฆ Anytime
โœฆ Relaxation
โœฆ Stress Relief

Strain Type

Indica 44%Sativa 56%

Strain Data Sheet

๐ŸงฌTHC20% - 23% (High)
๐ŸŒฟLineageBalanced Hybrid (Undisclosed Lineage)
๐Ÿ”ฌTypeFeminised Hybrid
๐ŸŒกClimateTemperate, adaptable
๐Ÿ“…HarvestSept โ€“ Nov, S. hemisphere (typical)
๐Ÿ“Height100 โ€“ 160 cm (typical)
โš–๏ธYieldMedium
๐Ÿ Yield Indoorup to 250 g/m2
๐ŸŒณYield Outdoorup to 450 g/plant
โฑFlowering 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 are responsible for complying with the law where they live.
1
Copper Kush Feminised
royalkingseeds.co.nz
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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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Copper Kush Feminised 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
BX3
Generations
4+
Breeding Programme
Backcross Stabilisation (BX3) โ€” clone-to-seed restoration
Stabilisation Notes โ€” What This Means for Your Grow

Copper Kush began life as a clone-only cut. Translating a clone into seed without losing the pack-to-pack uniformity demands backcrossing โ€” we crossed our chosen pheno back to the parental line three times (BX3) to fix the elite mother into stable seed form.

Breeding Goal

Translate a clone-only modern hybrid cultivar to seed without losing the mother profile.

Selection Focus

Chosen for hybrid frame, clean terpene expression and consistent yield across the population.

Pollen / Mother Source

Royal King Genetics elite-cut archive โ€” pollen from a maintained S1 line of the original elite mother.

Last Batch QC Verified
3 November 2025ยท 95% germination guarantee