RK
Grape OX cannabis seeds packaging β€” Royal King Seeds New Zealand
Indica
THC 22%
πŸ“ˆ High Yield
IndicaFeminisedIn Stock

Grape OX Feminised

Grow Grape OX Feminised in New Zealand. Indica genetics testing at 22% THC. Known for euphoric, calm effects. Ships discreetly nationwide with sourced grow figures.

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$23.39NZD
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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 2026-02-03 on 425 seeds.

Germination rate: 96.3% (n=425)
Last QC test date: 2026-02-03
Indoor yield: 436-598 g/mΒ² (avg across 12 verified grower reports)
Outdoor yield: 628-940 g/plant (avg across 7 verified grower reports)

About Grape OX Feminised

Here is what Grape OX delivers at harvest, with resin production peaking at 22% THC. The picture comes together when you work backwards through the 63 to 70 days indoors window. The bulk of your final weight accumulates during weeks 5 through 8 β€” a period where the 71/29 genetics stack calyxes rapidly and trichome coverage shifts from scattered to frosted. Southern Hemisphere outdoor growers targeting a late-March harvest should calculate their flip date (or natural light trigger) accordingly, aiming for buds to enter this critical fattening stage during February when daylight hours are still generous.

Maximising Your Harvest

To reach the upper end of this strain's yield potential, focus your efforts on three critical windows during the 63 to 70 days indoors period.

Window 1: The first 10 days after flowering begins. Stretch management determines canopy uniformity, which directly impacts light distribution and final yield. Expect modest stretch of 20-30% β€” a quick defoliation of lower fan leaves at day 7 redirects energy to developing bud sites.

Window 2: Weeks 3-5 of bloom. Myrcene terpene biosynthesis ramps up during this period. Maintain a day/night temperature differential of at least 6-8Β°C to encourage terpene accumulation β€” New Zealand autumn evenings (March-April) naturally provide this swing for outdoor growers. Indoor cultivators should target 25-26Β°C during lights-on and 18-20Β°C during lights-off. Supplement with potassium-heavy bloom nutrients at EC 1.6-1.8.

Window 3: Final 10-14 days before harvest. Cease all nutrient input and flush with pH-adjusted water. Monitor trichomes daily with a 60x jeweller's loupe β€” harvest at 15-20% amber for the full-bodied effect this genetics is known for. Southern Hemisphere outdoor growers: this window typically falls in late March through mid-April.

Flowering: 63 to 70 days indoors. Outdoor yield: 455 g per plant. Rated intermediate difficulty.

Flavour, Aroma, and Experience

The sensory arc of Grape OX unfolds in stages. Initial inhalation at 22% THC brings a deep, musky earthiness that coats the palate. The euphoric, calm 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 caryophyllene secondary terpene adds a distinct layer: a grounding warmth that prevents the experience from feeling unanchored.

Terpene Breakdown

Primary: Myrcene Β· Secondary: Caryophyllene Β· Tertiary: Linalool. This particular terpene trio appears frequently in award-winning cultivars and produces a nose that most growers find immediately appealing when jars are first opened after curing. The myrcene dominance anchors the aroma, caryophyllene provides mid-range character, and linalool contributes a subtle background note that distinguishes this strain from others sharing the same primary terpene.

Suitability and Recommendations

Who grows Grape OX 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

πŸ€—Euphoric
74% of people reported feeling Euphoric
🧘Calm
67% of people reported feeling Calm
😌Relaxed
58% of people reported feeling Relaxed
😴Sleepy
58% of people reported feeling Sleepy
😊Happy
45% of people reported feeling Happy
🀀Hungry
41% of people reported feeling Hungry
🌿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 71%Sativa 29%

Strain Data Sheet

🧬THC22% - 27% (High)
🌿LineageGrape Ape Γ— The OX
πŸ”¬TypeFeminised Indica
🌑ClimateCool–temperate / continental
πŸ“…HarvestSept – Nov, S. hemisphere (typical)
πŸ“Height90 – 120 cm (typical)
βš–οΈYieldMedium – High
🏠Yield Indoor400 – 500 g/mΒ² (typical)
🌳Yield Outdoor455 g per plant
⏱Flowering Time63 to 70 days indoors

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
Grape OX 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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Grape OX 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
BX2
Generations
3+
Breeding Programme
Two-Generation Backcross Programme β€” recurrent-parent fixing
Stabilisation Notes β€” What This Means for Your Grow

Grape OX carries clone-derived parents from the 2010s production. We backcrossed twice to the dominant parent (BX2) to weld cut-specific traits into seed-stable form. Vigour and resin density run uniform across the population.

Breeding Goal

Stabilise the Grape OX cross into a seed-uniform line.

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
22 April 2026Β· 95% germination guarantee