AK-47 has been a household name among cannabis growers for decades, and Royal AK Auto puts that famous hybrid on a much faster track. Royal Queen Seeds crossed AK-47 with a high-performing ruderalis, keeping the earthy character and lively high of the original while adding a self-starting bloom and a compact build.
The AK-47 family tree draws on four classic landrace regions: Colombia, Mexico, Thailand and Afghanistan. Those roots give Royal AK Auto a sturdy, resilient constitution and a layered aroma, while the ruderalis input keeps the plant short and on schedule. The final genetic split is 40% indica, 35% sativa and 25% ruderalis.
Indoor plants usually settle at about 2 feet (61 cm), and outdoor specimens reach 2 to 3 feet (61–91 cm). Yields are solid for an autoflower of this size: 10 to 12 oz/m² (284–340 g/m²) indoors and 4 to 5 oz/plant (113–142 g/plant) outdoors. The whole cycle runs 75 to 85 days (11 to 12 weeks), with 45 to 55 days (6 to 8 weeks) of that devoted to flowering.
Late in bloom, the grow space picks up a warm smell of turned earth and cracked black pepper, the first sign that the AK character made it through the cross intact.
Aroma, Flavor, and Effects of Royal AK Auto
The flavor follows the nose: rich soil and spicy pepper up front, then a slightly sour twist on the exhale that keeps each hit from feeling heavy. It is savory rather than sweet, a profile that will feel familiar to anyone who enjoyed the original AK-47.
With THC listed at up to 15%, the high is noticeable but manageable. It starts in the head with a cheerful lift, quickly turning conversations into laughing fits, then settles into a motivated, get-things-done mood. Think of it as a pot of strong coffee shared with your funniest friend.
That combination makes Royal AK Auto a natural daytime strain. It pairs well with creative projects, errands, hikes or even working through a long to-do list, without the couch-lock that heavier indicas bring.
Growing Royal AK Auto Seeds
Royal AK Auto germinates readily. Soak seeds for about 12 hours, then sow them straight into their final pots; an 11-liter (about 3-gallon) container works well. Run your lights on an 18/6 or 20/4 cycle from day one, since the plant will flower on its own regardless of day length.
Begin gentle low-stress training around week three to keep the canopy flat and expose more bud sites. Plants stretch modestly once bloom begins, so leave a bit of headroom. Defoliate selectively so every cola sees direct light, and flush during the final two weeks for a smoother smoke. Outdoors, the short cycle allows more than one harvest per season in areas with long, warm summers.
Royal AK Auto Characteristics
| Strain type | Autoflowering (feminized) |
| Genetics | AK-47 x Ruderalis |
| Indica/Sativa | 40% Indica / 35% Sativa / 25% Ruderalis |
| THC | Up to 15% |
| CBD | Low |
| Effect | Laughter, motivating, upbeat |
| Flavor | Earthy, pepper, sour |
| Indoor yield | 10 to 12 oz/m² (284–340 g/m²) |
| Outdoor yield | 4 to 5 oz/plant (113–142 g/plant) |
| Flowering time | 45 to 55 days (6 to 8 weeks) |
| Seed to harvest | 75 to 85 days (11 to 12 weeks) |
| Height | Indoors about 2 feet (61 cm); outdoors 2 to 3 feet (61–91 cm) |
| Climate | Long summers |
| Best cultivation technique | LST from week three, selective defoliation, direct sowing |
FAQ
Is Royal AK Auto the autoflower version of AK-47?
Yes. Royal Queen Seeds crossed AK-47 with a ruderalis strain, keeping the earthy, peppery profile and upbeat high while adding automatic flowering and a compact frame.
How long does Royal AK Auto take to finish?
Plan on 75 to 85 days (11 to 12 weeks) from sprouting to harvest, including a flowering phase of 45 to 55 days (6 to 8 weeks).
How much does Royal AK Auto yield?
Indoors, expect 10 to 12 oz/m² (284–340 g/m²). Outdoor plants typically return 4 to 5 oz/plant (113–142 g/plant) each.
What kind of high does Royal AK Auto give?
With THC up to 15%, it produces a giggly, motivating effect that suits daytime use, social settings and creative tasks.
What light cycle works for Royal AK Auto?
Use 18/6 or 20/4 throughout the grow. There is no need to switch to 12/12, because the plant begins flowering automatically.
How tall does Royal AK Auto get?
Indoor plants usually reach about 2 feet (61 cm), while outdoor plants grow to 2 to 3 feet (61–91 cm), so the strain fits small tents and discreet outdoor spots.
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