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Purple Sunset Autoflower Seeds seed pack
AutoflowerIntermediateTHC 20%Balanced Hybrid

Purple Sunset Autoflower Seeds

Dense, grape-forward buds ready in under 12 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

Purple Sunset Autoflower combines Purple Punch and Sunset Sherbet genetics with a ruderalis backbone, producing dense, medium-sized buds that smell of grape, berry, and citrus. At 20% THC it sits solidly in the medium-strength range, delivering a balanced mix of euphoria and relaxation. Best suited to intermediate growers ready to manage a moderately demanding but rewarding plant indoors or out.

Full seed-to-harvest cycle completes in 70–84 days without adjusting light schedules
Yields up to 400–500 g/m² indoors, with outdoor harvests wrapping up by mid-October
Terpene profile of caryophyllene, limonene, and myrcene produces a distinctive grape-citrus aroma at harvest

Grow specs

GenotypeBalanced Hybrid
THC20%
CBD levelLow
EffectsEuphoric, Focused, Relaxed, Sedative, Happy
Taste & aromaGrape, Berry, Citrus
Dominant terpenesCaryophyllene, Limonene, Myrcene
Grow difficultyIntermediate
ClimateIndoor, Outdoor
Flowering (indoor)56-70 days
Harvest (outdoor)Late September to Mid-October
Total cycle (auto)70-84 days
Yield potential400-500 gr/m²
Plant heightMedium
Bud structureHigh Density, Medium Size
Optimal temp68-80°F
Optimal humidity40-60%
LineagePurple Punch x Sunset Sherbet x Ruderalis

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

Purple Sunset Auto is rated intermediate, so first-time growers should have one or two previous grows under their belt. It stays at a manageable medium height indoors and outdoors. Indoor flowering runs 56–70 days; plan for 70–84 days total. Outdoor plants finish late September to mid-October, making them a solid choice for shorter growing seasons. Train early to maximize canopy and support those high-density buds as they fill out.

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

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