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Jack Herer cannabis seeds packaging โ€” Royal King Seeds New Zealand
HybridAuto
THC 18%
โฑ Fast Grow
HybridAutoflowerIn Stock

Jack Herer Auto

Jack Herer Auto โ€” premium hybrid cannabis seeds suited to New Zealand growing conditions. 18% THC with focused, energetic effects. Discreet delivery across New Zealand. sourced grow figuresd.

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$17.98NZD
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๐Ÿ‡ณ๐Ÿ‡ฟFree NZ Delivery
๐ŸŒฑGermination Promise
๐Ÿ”’Unmarked Packaging
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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 2026-04-23 on 100 seeds.

Germination rate: 97.1% (n=100)
Last QC test date: 2026-04-23
Indoor yield: 425-564 g/mยฒ (avg across 17 verified grower reports)
Outdoor yield: 631-824 g/plant (avg across 8 verified grower reports)

About Jack Herer Auto

Can I grow Jack Herer outdoors in New Zealand? Absolutely. This 45/55 hybrid is well-suited to the New Zealand outdoor season running October through April. The balanced genetics handle New Zealand conditions reliably, adapting to everything from coastal humidity to dry inland heat. Flowering takes 55-65 days, placing your harvest window squarely in March or April for most New Zealand latitudes.

What kind of yield should I realistically expect? Indoor growers pulling 275-325 g/m2 is achievable with decent LED lighting and attentive feeding. Outdoors, 300-350 g/plant per plant is realistic in 50+ litre pots or directly in prepared garden soil with full sun exposure. At 18% THC and a caryophyllene-forward terpene profile, the quality-to-effort ratio makes Jack Herer genuinely worthwhile.

Is this strain forgiving for newer growers? Reasonably so. A grower with basic knowledge of pH, feeding schedules, and light cycles will manage fine. It is not the most forgiving plant if you neglect it entirely, but it will not collapse at the first missed watering either.

More Questions New Zealand Growers Ask About Jack Herer

What growing medium works best for this strain? For maximum flavour complexity, organic soil blended with 30% perlite and enriched with slow-release amendments (blood and bone, rock phosphate, kelp meal โ€” all readily available at Bunnings or your local hydro shop). For maximum yield, coco coir with automated fertigation at EC 1.4-1.8 during bloom. Both approaches produce excellent results with this hybrid genetics.

How does it handle a humid New Zealand autumn? Handles heat reasonably well thanks to the hybrid vigour. Keep root zone temperatures below 28ยฐC with mulch or light-coloured pots, and avoid transplanting during heatwave conditions.

When should I start feeding bloom nutrients? Within the first week of visible pistil formation. This cultivar's 45/55 genetics shifts its nutritional demand rapidly at the transition. Phosphorus and potassium uptake increases noticeably, whilst nitrogen demand drops. An organic top-dress of bat guano and sulphate of potash works well for soil growers; hydro and coco growers should switch to a bloom-ratio formula (low N, high PK) immediately.

Indoor or outdoor โ€” which is better for this strain? Both work. Indoor gives you control over the 55-65 days environment. Outdoor in the New Zealand growing season (October-April) lets the plant reach its full 300-350 g/plant potential with natural sunlight intensity that even expensive LEDs struggle to match. Flowering: 55-65 days. Indoor yield: 275-325 g/m2. Outdoor yield: 300-350 g/plant. Plant height: up to 119 cm. Rated intermediate difficulty.

What to Expect When Using Jack Herer

New Zealand users report focused, energetic as the defining characteristics, and our experience aligns with that consensus. At 18% THC, this hybrid sits in a potency bracket where versatility is the main advantage. Morning users report functional clarity at lower doses. Evening users report satisfying relaxation at higher doses. The ${indica}/${sativa} balance means the dominant effect direction shifts with consumption amount rather than being locked into a single character. The Caryophyllene/Myrcene terpene combination imparts a flavour that lingers on the palate โ€” warm and spiced, drying slightly on the exhale.

Ideal settings: adaptable across occasions โ€” adjust dose to match the energy level your situation calls for.

Terpene Breakdown

Primary: Caryophyllene ยท Secondary: Myrcene ยท Tertiary: Humulene. 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 caryophyllene dominance anchors the aroma, myrcene provides mid-range character, and humulene contributes a subtle background note that distinguishes this strain from others sharing the same primary terpene.

Suitability and Recommendations

Jack Herer 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 55-65 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

๐Ÿง Focused
76% of people reported feeling Focused
๐Ÿค‘Energetic
64% of people reported feeling Energetic
๐Ÿ˜ŒRelaxed
58% of people reported feeling Relaxed
๐Ÿ˜ŠHappy
51% of people reported feeling Happy
๐ŸคฉCreative
50% of people reported feeling Creative
๐Ÿค—Euphoric
40% of people reported feeling Euphoric
๐Ÿ˜ŽUplifted
31% of people reported feeling Uplifted
๐ŸคคHungry
27% of people reported feeling Hungry
๐Ÿ˜ดSleepy
24% of people reported feeling Sleepy

Best For

โœฆ Anytime
โœฆ Relaxation
โœฆ Stress Relief

Strain Type

Indica 45%Sativa 55%

Strain Data Sheet

๐ŸงฌTHC18% - 22% (Medium-High)
๐ŸŒฟLineageHaze ร— Northern Lights #5 ร— Shiva Skunk
๐Ÿ”ฌTypeAutoflower Hybrid
๐ŸŒกClimateAll climates (adaptable)
๐Ÿ“…Harvestโ‰ˆ 10 โ€“ 11 weeks from seed (typical)
๐Ÿ“Heightup to 119 cm
โš–๏ธYieldMedium
๐Ÿ Yield Indoor275-325 g/m2
๐ŸŒณYield Outdoor300-350 g/plant
โฑFlowering Time55-65 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
Jack Herer Auto
royalkingseeds.co.nz
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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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Jack Herer 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
Royal King Genetics Auto Line โ€” recessive trait stabilisation
Stabilisation Notes โ€” What This Means for Your Grow

Jack Herer is our F5 autoflower line. Five rounds of selection have fixed both the autoflower trigger and the cross-derived trait balance the cultivar is known for. The recessive ruderalis trait demands this depth of work to express uniformly.

Breeding Goal

Stabilise the recessive ruderalis trait in Jack Herer for uniform auto-trigger.

Selection Focus

Chosen for balanced indica/sativa expression, terpene fidelity and pack-to-pack uniformity.

Pollen / Mother Source

Royal King Genetics breeding facility โ€” pollen from internally selected sibling males of the recurrent parent.

Last Batch QC Verified
10 March 2026ยท 95% germination guarantee