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Big Devil Autoflower Seeds seed pack
AutoflowerIntermediateTHC 18%Sativa Dominant

Big Devil Autoflower Seeds

Sativa energy, autoflower speed, done in ten weeks

$0.00 – $143.654 pack sizes — choose at ILGM

Buy at ILGM

Guaranteed germination · Free US shipping over $50 · Discreet packaging

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Our take

Big Devil Autoflower is a sativa-dominant strain bred from an unknown sativa auto and AK-47, finishing its entire cycle in 56–70 days without any light-schedule management on your part. With 18% THC and uplifting, creative effects, it suits growers who want an active, clear-headed result rather than a heavy one. Rated intermediate, it rewards growers with a season or two of experience.

Full seed-to-harvest cycle completes in 56–70 days indoors and outdoors
Yields up to 400–500 g/m² indoors from a plant that stays short and manageable
Outdoor plants are ready to harvest between late September and mid-October

Grow specs

GenotypeSativa Dominant
THC18%
CBD levelLow
EffectsCreative, Energetic, Euphoric
Taste & aromaChemical, Pine, Skunky
Dominant terpenesPinene, Caryophyllene, Myrcene
Grow difficultyIntermediate
ClimateIndoor, Outdoor
Flowering (indoor)56-70 days
Harvest (outdoor)Late September to Mid-October
Total cycle (auto)56-70 days
Yield potential400-500 gr/m²
Plant heightShort
Bud structureMedium Density, Medium Size
Optimal temp68-80°F
Optimal humidity40-60%
LineageUnknown Sativa Auto x AK-47

Specs are ILGM's published figures for this product; catalog and pricing last verified August 2026. Our write-up is our own — see how we make money.

Growing notes

Big Devil stays short, so it fits tents and small spaces without much height management. It grows well both indoors under consistent light and outdoors in a range of climates, finishing before the first frosts of autumn. Because it's rated intermediate, plan for some basic training and feeding discipline. The 56–70 day total cycle applies outdoors as well, giving you a reliable harvest window.

New to growing? Start with the complete guide, plan your gear with tent setups, and diagnose problems with troubleshoot.

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