Afcrack cannabis seeds packaging — Royal King Seeds Australia
Hybrid
THC 19%
🎨 Creative
HybridFeminizedIn Stock

Afcrack Feminized

Feminized PhotoperiodSee Lab Report →

Grow Afcrack Feminized in Australia. Hybrid genetics testing at 19% THC. Known for euphoric, creative, calm effects. Ships discreetly Australia-wide with germination guarantee.

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Royal King Genetics — first-party test batch

Figures below are from our internal seed-lot QC and verified Australian grower submissions, not breeder marketing. Determined from a single batch tested 2026-02-23 on 250 seeds.

Germination rate: 97.9% (n=250)
Last QC test date: 2026-02-23
Indoor yield: 460-588 g/m² (avg across 16 verified grower reports)
Outdoor yield: 602-814 g/plant (avg across 3 verified grower reports)

About Afcrack Feminized

Here is what Afcrack actually delivers at harvest: 450-550g/m² per square metre indoors, 350-500g/plant per plant outdoors in Australian conditions, with resin production peaking at 19% THC across tested samples. Those numbers tell a story when you work backwards through the 9-11 weeks flowering window. Weight distribution across the 9-11 weeks bloom cycle is pleasingly even, with a noticeable surge in the closing two weeks that rewards growers who resist harvesting prematurely. The 59/41 balance means you get both calyx stacking density and respectable trichome spread. For outdoor Australians, the ideal harvest window lands between mid-March and mid-April — early enough to dodge late-autumn moisture in most states, late enough to capture the full limonene terpene development.

Maximising Your Harvest

To reach the upper end of yield potential (450-550g/m² indoors, 350-500g/plant outdoors), focus your efforts on three critical windows during the 9-11 weeks flowering period.

Window 1: The first 10 days after flowering begins. Stretch management determines canopy uniformity, which directly impacts light distribution and final yield. Moderate 30-40% stretch is typical. One round of low-stress training on the tallest shoots keeps everything level.

Window 2: Weeks 3-5 of bloom. Limonene terpene biosynthesis ramps up during this period. Maintain a day/night temperature differential of at least 6-8°C to encourage terpene accumulation — Australian autumn evenings (March-April) naturally provide this swing for outdoor growers. Indoor cultivators should target 25-26°C during lights-on and 18-20°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 — harvest at 10-15% amber for a balanced effect. Southern Hemisphere outdoor growers: this window typically falls in late March through mid-April.

Plant height: Short-Medium (60-105cm). Difficulty: intermediate.

Flavour, Aroma, and Experience

The sensory arc of Afcrack unfolds in stages. Initial inhalation at 19% THC brings a bright, almost sparkling citrus note that lifts the palate. The euphoric, creative, calm effects emerge within minutes, presenting as a simultaneous head-and-body experience. Mental clarity remains intact whilst the muscles release tension progressively. This dual action makes it adaptable — a lighter dose suits afternoon tasks, a heavier dose transitions seamlessly into evening relaxation. The caryophyllene secondary terpene adds a distinct layer: a grounding warmth that prevents the experience from feeling unanchored.

Terpene Breakdown

Primary: Limonene · Secondary: Caryophyllene · Tertiary: Linalool. Flavour translation from flower to vapour and smoke differs with this terpene combination. Low-temperature vaporisation (180-188°C) highlights the caryophyllene and linalool notes whilst keeping limonene as a foundation. Higher temperatures or combustion flatten the profile into a single-note experience — still pleasant, but lacking the complexity that makes this cultivar genuinely interesting to those who appreciate flavour.

Suitability and Recommendations

Who grows Afcrack 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 Australia-wide in discreet, unbranded packaging with germination guarantee included.

Effects

🤗Euphoric
74% of people reported feeling Euphoric
🤩Creative
70% of people reported feeling Creative
🧘Calm
60% of people reported feeling Calm
😌Relaxed
51% of people reported feeling Relaxed
😊Happy
45% of people reported feeling Happy
😎Uplifted
38% of people reported feeling Uplifted
🤤Hungry
34% of people reported feeling Hungry
😴Sleepy
31% of people reported feeling Sleepy
😆Giggly
24% of people reported feeling Giggly

Best For

Anytime
Relaxation
Stress Relief

Strain Type

Indica 59%Sativa 41%

Strain Data Sheet

🧬THC19% - 23% (Medium-High)
🌿LineageAfgoo × Green Crack
🔬TypeFeminized Hybrid
🌡ClimateTemperate, adaptable
📅HarvestSept – Nov, S. hemisphere (typical)
📏Height100 – 160 cm (typical)
⚖️YieldMedium – High
🏠Yield Indoor400 – 500 g/m² (typical)
🌳Yield Outdoor400 – 600 g/plant (typical)
Flowering Time8 – 10 weeks (typical)

Packaging

Resealable +
RK
Royal King Seeds
Photoperiod
Feminized Premium
Seeds
Premium Genetics
Protective vial
Resealable +
Royal King Seeds supplies seeds as adult novelty collectibles and for genetic preservation. Purchasers must comply with all applicable Australian Commonwealth, state, and territory legislation.
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Afcrack Feminized
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🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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Afcrack Feminized — Breeder Information

Royal King Genetics

Bred and stabilised in-house by Royal King Genetics — 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
F4
Generations
4+
Breeding Programme
F4 Production Line — modern cross stabilisation
Stabilisation Notes — What This Means for Your Grow

A 2010s production cross stabilised over four generations of selection. Afcrack grows true-to-type with the trichome production that defines the cultivar.

Breeding Goal

Pin trichome production consistency across the Afcrack population.

Selection Focus

Chosen for vigour, terpene saturation and a tight finish window that allows production planning.

Pollen / Mother Source

Royal King Genetics select-mother programme — pollen drawn from an internally maintained reversed-female line.

Last Batch QC Verified
25 April 2026· 99%+ germination