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Granny Mac
Feminized
Granny Mac from MasterSeeds blends Granny Smith x MAC genetics to produce resinous, aromatic buds. It flowers in 8 to 9 weeks and rewards intermediate growers with high yields under steady care. You should use topping and LST to control height and improve bud distribution. This strain performs well indoors and outdoors when the season stays warm or when a greenhouse extends the growing window.
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STRAIN PROFILE
Complete Cannabis Strain Specifications
| Trait | Value |
|---|---|
| Type | Hybrid (Indica-dominant) |
| THC | 22-24% |
| CBD | 0.50% |
| Grow Difficulty | Intermediate |
| Flowering Time | 8-9 |
| Yield | 450-550 g/m² indoor, 400-800 g/plant outdoor |
| Height | 100-160 cm |
| Environment | Indoor and outdoor |
| Effects | Relaxed, Uplifted, Focused |
| Flavors | Earthy, Citrus, Diesel |
| Genetics | Granny Smith x MAC |
| Climate | Temperate to Mediterranean |
Granny Mac Strain Information and Characteristics
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Strain Type:
Granny Mac is an indica-dominant hybrid. It suits relaxed evening sessions and balanced daytime use.
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THC Content:
THC averages 22-24% in well-grown crops. This potency favors experienced users and careful dosing.
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CBD Content:
CBD stays low at about 0.5%. Medical users in Canada report relief from pain and sleep issues with measured doses.
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Grow Difficulty:
Growing difficulty rates as intermediate. You should track humidity and apply basic training for best results.
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Flowering Time:
Flowering completes in 8 to 9 weeks. You will see dense buds by week nine under stable light and nutrients.
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Expected Yield:
Indoor yields range from 450 to 550 g/m². Outdoor plants often reach 400 to 800 g per plant in long seasons.
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Plant Height:
Plants reach 100 to 160 cm at maturity. You should top and train to control stretch in small tents.
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Growing Environment:
Suitable for both indoor and outdoor grows. In Canada, a greenhouse helps if your season runs short.
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Expected Effects:
Effects start with a clear uplift then move to full body relaxation. You will feel focused early and sleepy at higher doses.
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Genetic Lineage:
Genetics list Granny Smith x MAC. The cross pushes resin production and bright terpene notes.
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Seed Type:
This version is offered as Feminized seed. Buy from licensed Canadian suppliers when required by local rules.
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Preferred Climate:
Best performance occurs in temperate to Mediterranean climates. In BC and southern Ontario a long warm season yields top results.
Frequently Ask Questions
Everything you need to know about this strain.
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Questions & Answers
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Q: My plants are stretching too much. What now?
A: Start topping early and apply low-stress training to spread canopy and reduce vertical stretch.
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Q: Leaf tips are yellowing during bloom. What should I change?
A: Reduce nitrogen and check pH between 5.8 and 6.3 if using soil or 5.6 to 6.0 for coco.
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Q: How often should I water?
A: Water when the top 2 to 3 cm of medium feel dry and allow good runoff to avoid salt buildup.
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Q: Any pests to watch for?
A: Watch spider mites and thrips; keep humidity stable and inspect new cuts and clones.
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Q: How long should I flush before harvest?
A: Flush with plain water for 10 to 14 days to reduce nutrient residues.
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