
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.
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.
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.
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G13 Feminised β Breeder Information
Royal King GeneticsBred 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.
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.
Strip out pheno drift while preserving the heritage trichome saturation.
Chosen for indica vigour, compact bud formation and a reliable finish window.
Royal King Genetics in-house breeder room β pollen taken from a generation-tracked sibling-male line.