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Purple Submarine
Feminized
Purple Submarine delivers dense purple buds, a sweet berry profile, and calming indica effects. Seeds come feminized for predictable female crops and steady canopy management. Expect 8 to 9 weeks of flowering and solid indoor yields near 450-550 g/m2 with proper light and nutrition. MasterSeeds offers this line for growers seeking purple phenos and reliable structure across controlled indoor runs and temperate outdoor sites.
- Purple, Indica, Berry
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STRAIN PROFILE
Complete Cannabis Strain Specifications
| Trait | Value |
|---|---|
| Type | Indica-dominant Hybrid |
| THC | 18-23% |
| CBD | <1% |
| Grow Difficulty | Moderate |
| Flowering Time | 8-9 |
| Yield | 450-550 g/m² indoor |
| Height | Short to medium (60-120 cm) |
| Environment | Indoor and outdoor |
| Effects | Relaxed, Sleepy, Euphoric |
| Flavors | Berry, Earthy, Sweet |
| Genetics | Granddaddy Purple x Blueberry |
| Climate | Temperate to Mediterranean |
Purple Submarine Strain Information and Characteristics
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Strain Type:
Purple Submarine is an indica-dominant hybrid built for evening use. Its structure favors dense buds and purple hues.
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THC Content:
Typical THC ranges from 18% to 23% in finished flower. This level rivals many popular Canadian indica varieties.
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CBD Content:
CBD stays low under 1% in standard pheno runs. Medical users in Canada report relief mainly from the THC profile.
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Grow Difficulty:
Purple Submarine suits intermediate growers who use training and steady feeds. MasterSeeds trials show stable results under controlled indoor rooms.
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Flowering Time:
Flowering completes in 8 to 9 weeks under a 12/12 cycle. Outdoor harvest lands late September to early October in temperate zones.
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Expected Yield:
Indoor yield ranges 450-550 g/m2 with proper light and nutrition. Growers in BC report dense colas and strong outdoor weight.
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Plant Height:
Plants remain short to medium, around 60-120 cm indoors. Outdoors stretch will reach 150 cm in long seasons.
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Growing Environment:
Purple Submarine performs well indoors and outdoors with proper care. You must protect outdoor plants from early frost in cool regions.
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Expected Effects:
Effects lean toward relaxation with a clear euphoric lift. Expect sleepiness in larger doses and calm in smaller ones.
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Genetic Lineage:
Genetics come from Granddaddy Purple x Blueberry for purple pigment and fruity aroma. Breeders focused on dense buds and calming indica effects.
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Seed Type:
Seeds are feminized for predictable female crops. This format simplifies planning for your grow room.
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Preferred Climate:
Best climate runs temperate to Mediterranean with warm sunny days. In Canada protect plants from late spring chills and early fall frost.
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Everything you need to know about this strain.
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Questions & Answers
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Q: My leaves turned purple in week five. Is that normal?
A: Yes. Cooler night temperatures and the genetics trigger anthocyanin production.
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Q: How do I avoid nutrient burn?
A: Reduce feed by about 20% and watch leaf tips. Flush the medium if burn spreads.
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Q: What light schedule should I use?
A: Run 18/6 in veg and switch to 12/12 for flower. Keep intensity high early in bloom.
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Q: How often should I water?
A: Water when the top 2 cm of medium feels dry. Use pots with drainage and check runoff EC.
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Q: When is the best harvest window?
A: Check trichomes for mostly cloudy with some amber. Harvest when amber hits 20-40% for a sedative finish.
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