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G13 cannabis seeds packaging β€” Royal King Seeds New Zealand
Indica
THC 20-24%
πŸŒ™ Sleep Aid
IndicaFeminisedIn Stock

G13 Feminised

G13 Feminised cannabis seeds for New Zealand growers. Indica strain Β· 20-24% THC Β· relaxed, euphoric, sleepy. Discreet packaging, nationwide delivery, sourced grow figures.

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$28.79NZD
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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 2026-04-20 on 125 seeds.

Germination rate: 97.2% (n=125)
Last QC test date: 2026-04-20
Indoor yield: 484-644 g/mΒ² (avg across 16 verified grower reports)
Outdoor yield: 480-740 g/plant (avg across 7 verified grower reports)

About G13 Feminised

Where you grow G13 in New Zealand matters enormously. Northland cultivators dealing with 35Β°C+ summers and oppressive humidity need to approach this 85/15 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 20-24% 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 caryophyllene 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 G13 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 this cultivar's 8-10 weeks 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 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.

Flowering: 8-10 weeks. Indoor yield: 450-550 g/m2. Outdoor yield: 550 g/plant. Plant height: 150 cm. Rated intermediate difficulty.

Flavour, Aroma, and Experience

The sensory arc of G13 unfolds in stages. Initial inhalation at 20-24% THC brings a warm peppery spice that tingles at the back of the throat. The relaxed, euphoric, sleepy 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. Together these three compounds construct an aromatic signature that evolves throughout the curing process. Freshly dried flower leads with caryophyllene presence, but after three to four weeks in sealed glass jars at 16-18Β°C, the bisabolol undertone strengthens and the overall bouquet develops a layered complexity. Vaporisation between 180Β°C and 195Β°C captures the broadest spectrum of these terpenes β€” higher temperatures degrade the more volatile bisabolol molecules first.

Suitability and Recommendations

Who grows G13 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

😌Relaxed
72% of people reported feeling Relaxed
πŸ€—Euphoric
67% of people reported feeling Euphoric
😴Sleepy
65% of people reported feeling Sleepy
😊Happy
51% of people reported feeling Happy
🀀Hungry
48% of people reported feeling Hungry
🧘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
✦ reduce stress

Strain Type

Indica 85%Sativa 15%

Strain Data Sheet

🧬THC20% - 24% (Very High)
🌿LineageAfghani Indica (Government Research)
πŸ”¬TypeFeminised Photoperiod
🌑ClimateContinental, Temperate
πŸ“…HarvestMid - Late October
πŸ“Height60 - 90 cm
βš–οΈYieldMedium - High
🏠Yield Indoor37 g/ft² | 350 - 450 g/m²
🌳Yield Outdoor395 - 510 g/plant | 400 - 500 g/plant
⏱Flowering Time8 - 10 weeks

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.
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G13 Feminised
royalkingseeds.co.nz
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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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G13 Feminised 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 IBL
Generations
5+
Breeding Programme
Royal King Genetics IBL β€” heritage cultivar restabilisation
Stabilisation Notes β€” What This Means for Your Grow

A heritage cultivar that we have taken through five rounds of inbred selection. The 1990s heritage reference profile β€” terpene fingerprint, finishing window, plant frame β€” has been welded into the population. Every seed in the pack carries the trait set that put G13 on the map.

Breeding Goal

Strip out pheno drift while preserving the heritage trichome saturation.

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
2 April 2026Β· 95% germination guarantee