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Polar Express
Feminized
Polar Express delivers a clear, focused onset that eases into full body relaxation. Expect pine and citrus flavours with a diesel finish. You should run moderate training and steady nutrients to hit strong indoor yields. Outdoor growers in temperate regions will find it reliable with proper airflow and timely harvest. MasterSeeds recommends this strain for growers with some experience who want a balanced producer.
- Cold, Quick, Energetic
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STRAIN PROFILE
Complete Cannabis Strain Specifications
| Trait | Value |
|---|---|
| Type | Indica-dominant Hybrid |
| THC | 22-24% |
| CBD | 0.5-1% |
| Grow Difficulty | Moderate |
| Flowering Time | 8-9 |
| Yield | 450-600 g/m2 (indoor); up to 600 g/plant (outdoor) |
| Height | 80-140 cm |
| Environment | Indoor & Outdoor |
| Effects | Uplifting, Focused, Relaxed |
| Flavors | Pine, Citrus, Diesel |
| Genetics | Polar x Express |
| Climate | Cool to temperate |
Polar Express Strain Information and Characteristics
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Strain Type:
Polar Express is an indica-dominant hybrid. The profile favors calming body effects with light mental lift.
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THC Content:
Polar Express averages 22-24% THC. This level fits experienced users seeking a clear but strong high.
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CBD Content:
CBD remains low around 0.5-1%. Low CBD means most relief stems from the THC profile.
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Grow Difficulty:
Growing Polar Express requires moderate experience. You should use training and steady nutrients for best results.
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Flowering Time:
Indoor flowering finishes in 8 to 9 weeks. Outdoor harvest arrives in late September in temperate regions.
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Expected Yield:
Indoor yields reach about 450-600 g per square metre under strong light. Outdoor plants produce up to 600 g per plant in long-season gardens popular with BC growers.
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Plant Height:
Plants remain medium in height, about 80 to 140 cm. They suit tents and backyard plots.
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Growing Environment:
Polar Express performs well indoors and outdoors. It handles cool nights when days stay warm and steady.
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Expected Effects:
Expect an uplifting onset which boosts focus. The high shifts into relaxed body effects for evening use.
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Genetic Lineage:
Genetics read Polar x Express. The pairing yields balanced hybrid growth and resin production.
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Seed Type:
Seeds arrive feminized for predictable female crops. They suit growers who prefer stable genetics and uniform plants.
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Preferred Climate:
Best in cool to temperate climates with warm days and cool nights. It adapts to shorter seasons when given strong light and proper feeding.
Frequently Ask Questions
Everything you need to know about this strain.
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Questions & Answers
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Q: My leaves show slight nutrient burn. What do you suggest?
A: Flush with pH-balanced water and reduce nutrient strength by 20% for two feeds.
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Q: How should I train Polar Express for indoors?
A: Start low-stress training in week two and top once to create an even canopy.
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Q: When should I switch to bloom nutrients?
A: Switch at the first pistil appearance or at week four of vegetative growth before flowering.
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Q: Do I need intense light to hit the upper yield range?
A: Yes. Strong, uniform light and close canopy management push yields toward 600 g/m2.
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Q: How do I prevent mold outdoors in cool, damp weather?
A: Prune lower growth for airflow and harvest as soon as trichomes reach desired maturity.
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