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Purple Star Auto
Gentle indica autoflower with relaxed and sleepy effects and short stocky growth and heavy trichomes. Ideal for intermediate growers seeking potency and reliable yields.
◉Flavor:Earthy pine, sweet berry, subtle hash
Grower tip: Stick to low-stress training only on auto indicas
Premium stabilized genetics · germination guaranteed
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About Purple Star Auto
We have run Purple Star 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 myrcene-forward flower at 10% THC that matches the genetic promise. The 68/32 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 myrcene aroma becomes unmistakable by week 7. Typical indoor yield: 400-500g/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: the last two weeks before harvest commonly require dehumidifier support to keep RH below 50%, the flower density can trap enough moisture to raise concerns about bud rot in ambient humidity above 55%.
Effects and Use
At 10% THC, Purple Star delivers relaxed, sleepy, happy effects with a myrcene-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 myrcene dominance adds depth and sedative potential, especially at higher doses.
Terpene Profile
Dominant terpenes: Myrcene (primary), Caryophyllene (secondary), Linalool (tertiary). This combination produces a nose that develops complexity through the cure, expect the primary myrcene character to emerge first, with caryophyllene and linalool notes adding layers over 3-4 weeks in jars.
Who Should Grow Purple Star
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.
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Purple Star 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 Star Auto, Aggregated Grower Yield Reports
Yield ranges aggregated from public grower journals, breeder-documented spec sheets, and cultivation community reports on Purple Star Auto autoflower seeds. First-time growers should expect 70-85 percent of these numbers.
| Setup | Yield |
|---|---|
| 4×4 tent, 600W LED, top + main-line | 270g |
| 4×4 tent, 600W LED, defoliation | 271g |
Purple Star Auto, Sourcing & Genetics
Purple Star Auto traces its lineage back to landrace genetics from Asia and was modernized through North American breeders selecting for terpene complexity.
Versatile across all US climates, 8-10 week cycle works in any growing window from Maine to Hawaii.
Purple Star 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.
Autoflowering genetics need multi-generation fixing because the ruderalis-derived auto trait is recessive. Purple Star sits at F5, every plant in the pack autoflowers reliably and finishes within a tight window.
Stabilize the recessive ruderalis trait in Purple Star for uniform auto-trigger.
Selected for purple/dark expression where present, dense bud structure, and indica relaxation profile.
Royal King Genetics in-house breeder room, pollen drawn from a generation-tracked sibling-male line.