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Grandaddy Purple
Feminized
Grandaddy Purple is an indica-dominant classic known for grape aroma and dense purple buds. The THC profile delivers strong body effects and sleep-promoting relief. You will manage plants well with intermediate skills and regular training. Grow outdoors in warm, protected spots or indoors in tents for predictable results. MasterSeeds lists this strain for growers seeking high visual appeal and calming effects.
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STRAIN PROFILE
Complete Cannabis Strain Specifications
| Trait | Value |
|---|---|
| Type | Indica-dominant |
| THC | 17-23% |
| CBD | <1% |
| Grow Difficulty | Intermediate |
| Flowering Time | 8-10 |
| Yield | Medium-High (400-500 g/m² indoor) |
| Height | Short to medium (60-120 cm) |
| Environment | Indoor and Outdoor |
| Effects | Relaxed, Sleepy, Euphoric |
| Flavors | Grape, Berry, Earthy |
| Genetics | Purple Urkle x Big Bud |
| Climate | Temperate to Mediterranean |
Grandaddy Purple Strain Information and Characteristics
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Strain Type:
Grandaddy Purple is an indica-dominant strain prized for deep relaxation. Growers in Canada prefer Grandaddy Purple for evening sessions.
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THC Content:
THC typically ranges from 17% to 23% in stable phenotypes. Expect potent effects suited to experienced users.
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CBD Content:
CBD levels remain under 1% in most phenotypes. Medical patients in Canada receive guidance to select strains with higher CBD for daytime use.
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Grow Difficulty:
Difficulty rates as intermediate for most growers. You will manage plants with basic experience and steady feeding.
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Flowering Time:
Flowering runs about 8 to 10 weeks under proper light schedules. Outdoor plants finish by late season in temperate regions.
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Expected Yield:
Yield reaches medium to high with proper training and nutrients. Growers in BC and Ontario report consistent dense buds.
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Plant Height:
Plants stay short to medium, often 60 to 120 cm. Size suits indoor tents and compact outdoor gardens.
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Growing Environment:
This strain performs well indoors and outdoors. You should protect outdoor plants from early frost in colder regions.
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Expected Effects:
Expect heavy body relaxation and a sedative edge. Many users report mood lift followed by sleep.
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Genetic Lineage:
Genetics trace to Purple Urkle x Big Bud. The cross produces compact plants with dense, purple buds.
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Seed Type:
Seeds are offered as feminized, photoperiod varieties. You will receive predictable female plants for planned flowering cycles.
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Preferred Climate:
Best climate is temperate to Mediterranean with warm days and cool nights. In Canada, give outdoor plants sheltered spots or move to indoor setups in colder provinces.
Frequently Ask Questions
Everything you need to know about this strain.
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Questions & Answers
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Q: How should I prune Grandaddy Purple?
A: Top early and remove lower growth to focus energy on main colas.
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Q: Which training method works best?
A: Low stress training yields an even canopy and improves light penetration.
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Q: What nutrient balance works during bloom?
A: Lower nitrogen and higher phosphorus and potassium during flowering.
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Q: How often should I water?
A: Water when the top 2 to 3 cm of soil dries and avoid overwatering.
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Q: How do I prevent mould in dense buds?
A: Maintain strong airflow, control humidity, and remove dense inner foliage.
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