
AK Auto
Buy AK Auto seeds in South Africa. Sativa · 19% THC · happy, energetic, creative. Every figure on this page is sourced, and every order ships unbranded.
Royal King Genetics — Seed-Lot Testing
Figures below come from our own seed-lot testing rather than breeder marketing, taken from a single batch tested 2026-01-31 on 400 seeds.
About AK Auto
South Africa is really two growing countries, and AK does not behave the same way in both. North and east of the escarpment the rain arrives in summer, so this 6/94 sativa does its flowering while the air is still heavy; in the Western Cape the rain comes in winter, so the same plant ripens through a dry autumn instead. An open sativa canopy is the right structure for a humid coast, which is roughly how Durban Poison ended up the shape it is — air moves through the plant instead of sitting in it, and the botrytis pressure that ruins denser cultivars through a KwaZulu-Natal February mostly passes it by. The trade-off is the calendar. A 70-80 days seed to harvest bloom on the Highveld has to start early, which in practice means seedlings out by October, or the closing weeks run into frost. terpinolene expression is strongest where day-to-night swings exceed 10°C, and at altitude that is simply what autumn does.
Setting Up for South African Conditions
Outdoors, the province decides which problem you are actually solving.
KwaZulu-Natal and the subtropical coast. Humidity rather than heat is the limiting factor here. Whitefly and thrips peak from December through February, so introduce predatory mites (Phytoseiulus persimilis) before you see damage rather than after it. Airflow under the lower canopy matters more on this coast than anywhere else in the country.
The Highveld — Gauteng, Free State, North West. Frost closes the window at both ends. That suits autoflowering genetics well: plant from October and you will be finished long before the first frost. Above 1 400 m the ultraviolet index is high enough to push trichome production, but harden transplants off slowly or they bleach.
Western Cape. Flowering falls in the dry half of the year, which makes this the most forgiving outdoor condition in the country for AK — the mould pressure that shapes every other region never arrives. The south-easter is your problem instead: weeks of sustained summer wind through December and January will tear an unstaked plant apart.
Indoors the location stops mattering and the numbers take over. Through a summer sitting above 30°C ambient, run lights overnight on a 6pm-6am cycle and you sidestep most heat stress without paying for cooling. Hold humidity at 55-65% in veg and 40-50% once flowers set; EC 1.0-1.4 vegetative, 1.6-2.0 at peak bloom; pH between 5.8 and 6.3 depending on medium.
Difficulty: easy. In flower for 70-80 days seed to harvest. Stands 75-100 cm. Indoors it returns 40-75 g/plant. Outdoors, 600 - 700 g/plant a plant.
What AK Is Like to Use
The effects most commonly reported for this cultivar are happy, energetic, creative. At 19% THC it sits in a bracket where there is a usable working range. Vaporised between 175°C and 185°C it lifts mood and mental energy in a way that suits creative work, a hike, or a long afternoon around a braai. The body stays light, so for anyone with a THC tolerance it holds up as a daytime option. The Terpinolene/Limonene pairing leaves a shifting profile that keeps turning up new notes on the palate.
Where it fits: creative work, company, being outdoors, and unstructured daytime hours.
The Aromatic Three
Leading with Terpinolene, then Limonene, and Ocimene underneath. This trio turns up repeatedly in cultivars that win things, and it is why a jar of AK tends to get a reaction the first time it is opened after curing. Terpinolene sets the anchor, limonene fills the middle, and ocimene sits in the background doing the work that separates this from every other strain built on the same primary terpene.
Suitability and Recommendations
AK is a reasonable fit for growers with the basics already in place. Understand pH, know roughly what nutrient ratios do, and be able to hold a light cycle — it will not carry you, but it does not punish the occasional slip either. Because it autoflowers there is no light cycle to manage at all, which is what makes it work on a balcony, in an out-of-the-way outdoor spot, or anywhere a timer would be one more thing to go wrong. A September-to-May outdoor season comfortably covers a 70-80 days seed to harvest bloom in the frost-free provinces. Posted discreetly anywhere in South Africa, with sourced grow figures shown on every strain page.
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AK Auto — Breeder Information
Royal King GeneticsRecreated and stabilised by Royal King Genetics , the breeding team behind this catalogue. Seed lots are germination-tested before they ship. More on the breeding process and about page.
Five generations of Royal King Genetics autoflower stabilisation on AK. Auto trigger time, finish window and controlled stretch all run uniform — no photo-hybrid surprises in the pack.
Stabilise the recessive ruderalis trait in AK for uniform auto-trigger.
Chosen for clear-headed terpene expression, structural manageability and a finish that lands inside the published window.
Royal King Genetics select-mother programme — pollen drawn from an internally maintained reversed-female line.