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Critical Blue pairs Blueberry x Critical Mass for fruity aroma and dense resin. You get a balanced, indica-leaning high with physical calm and light mental lift. Growers report high yields when they train plants and control humidity. MasterSeeds offers feminized seeds suited to tents and outdoor plots across Canada.
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| Trait | Value |
|---|---|
| Type | Hybrid (Indica-leaning) |
| THC | 18-22% |
| CBD | 0.5-2% |
| Grow Difficulty | Intermediate |
| Flowering Time | 8-9 |
| Yield | High (450-600 g/m2 indoor) |
| Height | 80-140 cm |
| Environment | Indoor / Outdoor |
| Effects | Relaxed, Uplifted, Focused |
| Flavors | Blueberry, Earthy, Skunk |
| Genetics | Blueberry x Critical Mass |
| Climate | Temperate |
Critical Blue is a hybrid with indica dominance. You will find dense buds and cool blue tones.
THC levels sit around 18 to 22 percent. Those levels deliver a clear head high with steady body relaxation.
CBD remains low at around 0.5 to 2 percent. Medical users report relief for mild pain and stress.
Growing Critical Blue requires intermediate skill. You should monitor humidity and feed to avoid mold.
Flowering takes about 8 to 9 weeks indoors. Outdoor plants finish by late September in temperate regions.
Yields run high for experienced growers, often 450 to 600 g per square metre indoors. Outdoor yields perform best in warm sunny sites.
Plants reach medium height from 80 to 140 cm. Train branches to fit tight indoor spaces.
Critical Blue works well indoors and outdoors. Indoor growers get faster cycles while outdoor growers aim for a late September harvest.
Effects include a relaxed body feel and light cerebral lift. Many users use it in the evening or after work.
Genetics trace to Blueberry x Critical Mass. This mix gives fruit notes and dense resin production.
Seeds come feminized for predictable female plants. MasterSeeds lists these as stable and reliable for home growers in Canada.
Best climate is temperate with dry light summers. It tolerates coastal humidity if you control airflow and drying.
Everything you need to know about this strain.
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