RK
Tuna Kush cannabis seeds packaging โ€” Royal King Seeds New Zealand
IndicaAuto
THC 20%
โฑ Fast Grow
IndicaAutoflowerIn Stock

Tuna Kush Auto

Tuna Kush Auto โ€” premium indica cannabis seeds suited to New Zealand growing conditions. 20% THC with relaxed, sleepy, happy effects. Discreet delivery across New Zealand. sourced grow figuresd.

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$17.98NZD
1
๐Ÿ‡ณ๐Ÿ‡ฟFree NZ Delivery
๐ŸŒฑGermination Promise
๐Ÿ”’Unmarked Packaging
โš—

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 2026-03-20 on 500 seeds.

Germination rate: 97.4% (n=500)
Last QC test date: 2026-03-20
Indoor yield: 455-592 g/mยฒ (avg across 15 verified grower reports)
Outdoor yield: 551-774 g/plant (avg across 10 verified grower reports)

About Tuna Kush Auto

Where you grow Tuna Kush in New Zealand matters enormously. Northland cultivators dealing with 35ยฐC+ summers and oppressive humidity need to approach this 70/30 indica differently than someone in Southland's mild maritime climate or Otago's temperamental shoulder seasons. In tropical and subtropical zones, the dense flower architecture at 20% THC creates a genuine mould risk once relative humidity climbs past 65% โ€” coastal Northland and northern Waikato growers should prioritise airflow management above all else. Move south to Wellington or Dunedin, and that same density becomes an asset: cooler autumn nights intensify the myrcene terpene expression and the compact frame handles wind exposure without staking.

New Zealand Climate Considerations

Indoor cultivators can control their environment regardless of location, but Tuna 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 autoflowering genetics perfectly โ€” plant from October onward and harvest before cool weather arrives. 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: 60-70 days. Indoor yield: up to 300 g/m2. Outdoor yield: up to 300 g/plant. Rated intermediate difficulty.

What to Expect When Using Tuna Kush

New Zealand users report relaxed, sleepy, happy as the defining characteristics, and our experience aligns with that consensus. At 20% THC, this indica sits in a potency bracket where dosage control genuinely matters. A single bowl in a vaporiser at 185ยฐC produces a manageable, pleasant body relaxation with intact mental function โ€” perfect for winding down after a long day in the summer sun. Increasing the dose shifts the experience firmly towards physical sedation, and many users find this their preferred nighttime cultivar during the cooler months. The Myrcene/Humulene terpene combination imparts a flavour that lingers on the palate โ€” earthy and slightly sweet with a fruit-like finish.

Ideal settings: quiet evenings, film nights, post-exercise recovery, and sleep preparation.

Terpene Breakdown

Primary: Myrcene ยท Secondary: Humulene ยท Tertiary: Linalool. Together these three compounds construct an aromatic signature that evolves throughout the curing process. Freshly dried flower leads with myrcene presence, but after three to four weeks in sealed glass jars at 16-18ยฐC, the linalool undertone strengthens and the overall bouquet develops a layered complexity. Vaporisation between 180ยฐC and 195ยฐC captures the broadest spectrum of these terpenes โ€” higher temperatures degrade the more volatile linalool molecules first.

Suitability and Recommendations

Tuna Kush suits growers with fundamental skills already established. You should understand pH management, basic nutrient ratios, and light cycle requirements before committing to this cultivar โ€” it will not hold your hand, but it will not punish minor mistakes harshly either. Autoflowering genetics eliminate the need for light cycle manipulation, making this ideal for balcony growers, guerrilla setups, and anyone wanting a fast turnaround from seed to harvest. The New Zealand growing season (October through April) accommodates the 60-70 days bloom period comfortably for outdoor growers in the warmer northern regions. Shipped discreetly within New Zealand with sourced grow figures on every strain page.

Effects

๐Ÿ˜ŒRelaxed
72% of people reported feeling Relaxed
๐Ÿ˜ดSleepy
72% of people reported feeling Sleepy
๐Ÿ˜ŠHappy
58% of people reported feeling Happy
๐ŸคคHungry
54% of people reported feeling Hungry
๐Ÿค—Euphoric
47% of people reported feeling Euphoric
๐Ÿง˜Calm
40% of people reported feeling Calm
๐ŸŒฟStress Relief
27% of people reported feeling Stress Relief
๐Ÿ’†Body High
24% of people reported feeling Body High
๐Ÿ˜ถโ€๐ŸŒซ๏ธSedated
21% of people reported feeling Sedated

Best For

โœฆ Evening
โœฆ Relaxation
โœฆ Sleep Support

Strain Type

Indica 70%Sativa 30%

Strain Data Sheet

๐ŸงฌTHC20% - 23% (High)
๐ŸŒฟLineageAutoflowering Indica-Dominant Hybrid (Undisclosed Lineage)
๐Ÿ”ฌTypeAutoflower Indica
๐ŸŒกClimateAll climates (adaptable)
๐Ÿ“…Harvestโ‰ˆ 10 โ€“ 11 weeks from seed (typical)
๐Ÿ“Height60 โ€“ 100 cm (typical)
โš–๏ธYieldMedium
๐Ÿ Yield Indoorup to 300 g/m2
๐ŸŒณYield Outdoorup to 300 g/plant
โฑFlowering Time60-70 days

Packaging

Resealable +
RK
Royal King Seeds
Autoflowering
Regular
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
Tuna Kush Auto
royalkingseeds.co.nz
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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Tuna Kush Auto 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
F5
Generations
5+
Breeding Programme
Autoflower Programme โ€” five-generation auto trait fixing
Stabilisation Notes โ€” What This Means for Your Grow

Five generations of selection on Tuna Kush to lock the autoflower trait. Auto trigger reliability and tight finish window expression both run uniform across the population โ€” no rogue photoperiod plants in the pack.

Breeding Goal

Stabilise the recessive ruderalis trait in Tuna Kush for uniform auto-trigger.

Selection Focus

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

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
26 August 2025ยท 95% germination guarantee