Purple Star cannabis seeds packaging, Royal King Seeds USA
IndicaAuto
THC 10%
😊 Beginner Pick
IndicaAutoflowerIn Stock

Purple Star Auto

Auto F3Lab Profile Available →

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

Best for:🌙Evening🛋️Relaxation😴Sleep Support
Intermediate Grower
🧬
THC
10%
Flower
8 - 10 weeks
⚖️
Yield
Medium - High
🎯
Difficulty
Intermediate
📏
Height
Medium
🌱
Grow
Indoor / Outdoor
💡

Grower tip: Stick to low-stress training only on auto indicas

Select Pack Size
$11.99USD

Premium stabilized genetics · germination guaranteed

Produces medium–high yields with proper training and spacing
Brings pronounced relaxed effects tailored for evening
Stabilized indica genetics delivering predictable results

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Well-suited to US home cultivation
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🌱Germination Guarantee
🔒Discreet Packaging
Popular strain, limited batches available
Stabilized genetics from established breeders

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.

Effects

😌Relaxed
72% of people reported feeling Relaxed
😴Sleepy
72% of people reported feeling Sleepy
😊Happy
58% of people reported feeling Happy
🤤Hungry
54% of people reported feeling Hungry
🤗Euphoric
47% of people reported feeling Euphoric
🧘Calm
40% of people reported feeling Calm
🌿Stress Relief
27% of people reported feeling Stress Relief
💆Body High
24% of people reported feeling Body High
😶‍🌫️Sedated
21% of people reported feeling Sedated

Best For

Evening
Relaxation
Sleep Support

Strain Type

Indica 68%Sativa 32%

Strain Data Sheet

🧬THC15% - 18% (Medium-High)
🌿LineageGranddaddy Purple × Bubba Kush
🔬TypeAutoflower Indica
🌡ClimateAll Climates (Adaptable)
📅Harvest8 - 10 weeks from seed
📏Height2.5 - 4.3 ft | 75 - 130 cm
⚖️YieldMedium - High
🏠Yield Indoor12.5 oz/ft² | 355 - 460 g/m²
🌳Yield Outdoor7 - 14 oz/plant | 185 - 390 g/plant
Flowering Time8 - 10 weeks (seed to harvest)

Packaging

Resealable +
RK
Royal King Seeds
Autoflowering
Regular
Seeds
Premium US Genetics
Protective vial
Resealable +
Royal King Seeds sells seeds for souvenir and collectible purposes. Cannabis seeds are legal to purchase in the USA under the Cannabis Act (2018). Customers are responsible for understanding local laws.
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Purple Star Auto
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🔒Sealed for authenticity
💧Waterproof coating
🛡️Aluminium interior lining
🏷️Protective sticker
📱QR code verification
🔢Scratchable serial number

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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.

Total THC
10.5%
CBD
0.04%
Top Terpenes
Myrcene, Pinene, Caryophyllene

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.

SetupYield
4×4 tent, 600W LED, top + main-line270g
4×4 tent, 600W LED, defoliation271g

Purple Star Auto, Sourcing & Genetics

Release Era
2010s modern
Parent Genetics
Pure Hindu Kush mountain heritage
Lineage Notes

Purple Star Auto traces its lineage back to landrace genetics from Asia and was modernized through North American breeders selecting for terpene complexity.

Recommended US Climate

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 Genetics

Bred 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.

Stabilization Level
F5
Generations
5+
Breeding Program
Autoflower Stabilization (F5), ruderalis trait fixing
Stabilization Notes, What This Means for Your Grow

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.

Breeding Goal

Stabilize the recessive ruderalis trait in Purple Star for uniform auto-trigger.

Selection Focus

Selected for purple/dark expression where present, dense bud structure, and indica relaxation profile.

Pollen / Mother Source

Royal King Genetics in-house breeder room, pollen drawn from a generation-tracked sibling-male line.

Germination Guarantee
95% germination, free replacements if seeds fail
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