RK
Critical Purple cannabis seeds packaging β€” Royal King Seeds New Zealand
IndicaAuto
THC 27%
⚑ High Potency
IndicaAutoflowerIn Stock

Critical Purple Auto

Order Critical Purple Auto seeds online. A quality indica cultivar at 27% THC delivering relaxed, sleepy, happy. Suited across the range of conditions found here. Fast shipping and guaranteed germination.

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$17.98NZD
1
πŸ‡³πŸ‡ΏFree NZ Delivery
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Royal King Genetics β€” 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 2026-04-11 on 225 seeds.

Germination rate: 99.0% (n=225)
Last QC test date: 2026-04-11
Indoor yield: 437-576 g/mΒ² (avg across 9 verified grower reports)
Outdoor yield: 461-758 g/plant (avg across 8 verified grower reports)

About Critical Purple Auto

Where you grow Critical Purple in New Zealand matters enormously. Northland cultivators dealing with 35Β°C+ 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 27% THC creates a genuine mould risk once relative humidity climbs past 65% β€” 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 Critical Purple rewards specific adjustments for New Zealand conditions. During summer months when ambient temperatures regularly exceed 30Β°C, 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 β€” 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 β€” plant from October onward and harvest before cool weather arrives. WA: Christchurch growers benefit from low humidity and warm days β€” 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.

Indoor yield: 300-400 g/m2. Outdoor yield: 400-600 g/plant. Plant height: 150 cm. Rated intermediate difficulty.

What to Expect When Using Critical Purple

New Zealand users report relaxed, sleepy, happy as the defining characteristics, and our experience aligns with that consensus. At 27% THC, this indica sits in a potency bracket where dosage control genuinely matters. A single bowl in a vaporiser at 185Β°C produces a manageable, pleasant body relaxation with intact mental function β€” 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 β€” 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 Β· Secondary: Humulene Β· Tertiary: Linalool. Flavour translation from flower to vapour and smoke differs with this terpene combination. Low-temperature vaporisation (180-188Β°C) highlights the humulene and linalool notes whilst keeping myrcene 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

Critical Purple suits growers with fundamental skills already established. You should understand pH management, basic nutrient ratios, and light cycle requirements before committing to this cultivar β€” 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 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

😌Relaxed
72% of people reported feeling Relaxed
😴Sleepy
72% of people reported feeling Sleepy
😊Happy
58% of people reported feeling Happy
🀀Hungry
54% of people reported feeling Hungry
πŸ€—Euphoric
47% of people reported feeling Euphoric
🧘Calm
40% of people reported feeling Calm
🌿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

Best For

✦ Evening
✦ Relaxation
✦ Sleep Support

Strain Type

Indica 70%Sativa 30%

Strain Data Sheet

🧬THC27% - 31% (Very High)
🌿LineageAutoflowering Indica-Dominant Hybrid (Undisclosed Lineage)
πŸ”¬TypeAutoflower Indica
🌑ClimateAll climates (adaptable)
πŸ“…Harvestβ‰ˆ 10 – 11 weeks from seed (typical)
πŸ“Height150 cm
βš–οΈYieldMedium – High
🏠Yield Indoor300-400 g/m2
🌳Yield Outdoor400-600 g/plant
⏱Flowering Time10 – 11 weeks (seed to harvest) (typical)

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
Critical Purple Auto
royalkingseeds.co.nz
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X
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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Critical Purple Auto 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
F5
Generations
5+
Breeding Programme
Autoflower Stabilisation (F5) β€” ruderalis trait fixing
Stabilisation Notes β€” What This Means for Your Grow

Critical Purple is an autoflowering line that has been progressed through five rounds of Royal King Genetics autoflower stabilisation. The autoflower trait is recessive β€” fixing it takes multi-generation work β€” and at F5 the auto trigger and finish window are welded across the pack.

Breeding Goal

Lock the autoflower trait in Critical Purple through five generations of selection.

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
29 October 2025Β· 95% germination guarantee