
Free Seeds With Every Order
Choose your free strains, no mystery seeds. Learn more
Purple Afghani Auto
Mellow indica autoflower with relaxed and sleepy effects and compact, resin-coated structure. Ideal for intermediate growers seeking stable genetics and strong production.
◉Flavor:Chocolate, coffee, earthy sweetness
Grower tip: Minimal training, indicas stay compact naturally
Premium stabilized genetics · germination guaranteed
Ready to grow this strain?
Free Seeds With Every Order
Choose your free strains, no mystery seeds. Learn more
About Purple Afghani Auto
We have run Purple Afghani across multiple environments now, and what stands out is the consistency. Whether in a 3x3 tent under LED or a 4x4 with HPS, this indica delivers a caryophyllene-forward flower at 15% THC that matches the genetic promise. The 84/16 profile shows in how the plant structures itself, bushy, compact, eager to fill lateral space. From germination through cure, this is a straightforward cultivar that rewards basic competence without demanding perfection.
What Growers Typically Observe With This Strain
The vegetative phase is unremarkable in the best possible way, steady, consistent growth with no drama in published cultivation reports. After topping at node 4, plants commonly bush out aggressively and fill a 3x3 space by week 5 of veg. The stretch after flipping is minimal, typically a 25-30% height increase.
Flowering completes in 8-10 weeks. Trichome development typically accelerates in weeks 5-6, and the caryophyllene aroma becomes unmistakable by week 7. Typical indoor yield: 450-550g/m² under LED. Height at harvest: Compact (2-3 ft). Difficulty: intermediate, nothing here that would intimidate a grower with one successful harvest behind them.
The one thing to watch: lower branches that do not receive adequate light produce airy, underdeveloped larf, aggressive lollipopping in week 2 of flower redirects that energy to the top colas.
Effects and Use
At 15% THC, Purple Afghani delivers relaxed, sleepy, happy effects with a caryophyllene-influenced character. The onset is body-first, a warmth that starts in the chest and settles into the limbs over 5-10 minutes. At moderate doses, you remain conversational and present. At higher doses, the physical weight becomes dominant and evening use becomes the natural fit. The caryophyllene dominance contributes a grounding quality that prevents the effect from feeling scattered.
Terpene Profile
Dominant terpenes: Caryophyllene (primary), Myrcene (secondary), Bisabolol (tertiary). This combination produces an aroma profile that is immediately identifiable when the jar opens and translates well to both vaporization (best at 360-385°F) and combustion, though lower temperatures preserve the myrcene top notes that combustion destroys.
Who Should Grow Purple Afghani
Best suited for growers who value speed and simplicity, autoflowering genetics mean no light schedule changes, compact plants, and harvest in 10-12 weeks from seed. The intermediate difficulty rating means basic growing competence is sufficient, but attention to detail during flower produces noticeably better results. Ships discreetly to all 50 US states with our germination guarantee.
Effects
Best For
Strain Type
Strain Data Sheet
Packaging
Regular
Seeds
authenticity
lining
number
Related Strains

Ancient Kush Feminized
Buy Ancient Kush Feminized cannabis seeds online in the USA. Indica strain with 19% THC. Effects: Relaxed, Sleepy, Happy. Discreet shipping to all 50 states with germination guarantee.

Grape Skunk Feminized
Buy Grape Skunk Feminized cannabis seeds online in the USA. Indica strain with 20% THC. Effects: Euphoric, Creative, Calm. Discreet shipping to all 50 states with germination guarantee.

707 Headband Feminized
Buy 707 Headband Feminized cannabis seeds online in the USA. Sativa strain with 22% THC. Effects: Euphoric, Creative, Uplifted. Discreet shipping to all 50 states with germination guarantee.

Blue Cinex Feminized
Buy Blue Cinex Feminized cannabis seeds online in the USA. Sativa strain with 22% THC. Effects: Euphoric, Creative, Focused. Discreet shipping to all 50 states with germination guarantee.
Purple Afghani Auto, Cannabinoid & Terpene Reference
Reference ranges aggregated from publicly-reported third-party lab data and breeder documentation. Total THC reported as max-potential (THC + 0.877 × THCA). Individual seed-lot expression may vary by 1-3 percent.
Purple Afghani Auto, Aggregated Grower Yield Reports
Yield ranges aggregated from public grower journals, breeder-documented spec sheets, and cultivation community reports on Purple Afghani Auto autoflower seeds. First-time growers should expect 70-85 percent of these numbers.
| Setup | Yield |
|---|---|
| Outdoor, 15-gal fabric pot, partial shade | 375g |
| 5×5 tent, 730W LED, SCROG | 263g |
Purple Afghani Auto, Sourcing & Genetics
Purple Afghani Auto was developed in the 1990s and has been continuously refined since, modern releases are far more stable than the original 90s phenotypes.
Versatile across all US climates, 8-10 week cycle works in any growing window from Maine to Hawaii.
Purple Afghani Auto, Breeder Information
Royal King GeneticsBred and stabilized in-house by Royal King Genetics , our internal breeding team. Every order is backed by our 95% germination guarantee. Read our full breeding process and about page.
Purple Afghani is an autoflowering line that has been worked through five generations of Royal King Genetics autoflower stabilization. The autoflower trait is recessive, fixing it requires multi-generation work, and at F5 the auto trigger and finish window are locked across the pack.
Stabilize the recessive ruderalis trait in Purple Afghani for uniform auto-trigger.
Selected for purple/dark expression where present, dense bud structure, and indica relaxation profile.
Royal King Genetics elite-cut archive, pollen from a maintained S1 line of the original elite mother.