
- Balanced resin, bright flavour, reliable performance.
Crystal
Crystal is a resin-rich hybrid known for clear-headed uplift and dense, fragrant buds.
- Balanced hybrid with strong resin and aroma
- Performs well under modern LED lighting
- Resilient enough for sheltered outdoor spots in the UK
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18-22% |
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0.5-1% |
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Crystal x Haze |
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Hybrid |
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Intermediate |
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8-10 weeks |
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Medium, typically 80-140 cm indoors |
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Medium to high (indoor 400-500 g/m²) |
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Citrus, Pine, Earthy |
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Feminised |
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Temperate; copes with variable British weather |
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Uplifted, Relaxed, Focused |
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Indoor / Outdoor |
About Crystal
Crystal is a hybrid bred for balanced effects, strong terpene expression and reliable resin production. It suits growers who want a versatile plant that performs well under controlled indoor conditions and can handle cautious outdoor cultivation in temperate regions.
Crystal is a balanced hybrid combining sativa energy with indica stability. It offers a predictable, manageable experience for a wide range of users.
THC levels are commonly between 18% and 22%, providing a noticeable but controllable high. Some phenotypes can register slightly higher, so start low if you are cautious.
CBD is low in this variety, generally under 1% and not the chief therapeutic compound. Those needing higher CBD should look to specialised cultivars instead.
Crystal derives from a Crystal x Haze cross selected for resin production and aroma clarity. The genetic mix promotes dense trichome coverage and a bright terpene expression.
Seeds are typically offered feminised to ensure a high proportion of flowering females. As a photoperiod variety it needs a switch to 12/12 light to trigger flowering.
Under variable British weather this strain shows moderate resilience but benefits from attentive feeding and humidity management. Growers should be prepared to manage pests and mould proactively during damp spells.
Flowering typically finishes in 8 to 10 weeks under stable indoor conditions. Outdoor plants in a favourable season will usually be ready by late September to October.
With good technique and adequate light the indoor yield is medium to high and consistent. Outdoor yields can surpass indoor results in a warm, sheltered site but are season-dependent.
Plants develop a compact to medium frame with sturdy branches suited to heavy buds. Indoor specimens usually sit between 80 and 140 cm while outdoors they may stretch taller.
Crystal responds well to controlled indoor methods such as SCROG and topping for even canopy development. In Norfolk it can be successful outdoors if planted in a sheltered microclimate to reduce wind and rain exposure.
Growing Crystal in Norfolk requires attention to sudden rain and cool autumns due to variable British weather. Choose a sheltered outdoor site or have containers ready to move indoors to avoid rot and wind damage.
The high starts with a bright, uplifted cerebral note that sharpens focus and creativity. Over time it eases into a gentle relaxation without heavy sedation for most users.
The flavour profile mixes citrus zest, pine resin and an earthy base. Smoke is relatively clean with a subtle sweet finish.
Frequently Asked Questions
Common questions about this strain, covering growth, effects, and suitability for UK conditions.
Start with a mild vegetative feed and increase nutrients during the stretch; reduce nitrogen as flowering begins and favour phosphorus and potassium.
Humidity control is vital, especially in late flowering to avoid bud rot; keep relative humidity lower during the final weeks and ensure good airflow.
Yes, Crystal performs well under modern LEDs that deliver full spectrum light and good PAR output while keeping canopy temperatures lower.
Crystal responds well to SCROG and similar canopy training techniques that promote even light distribution and higher yields.
Many growers perform a light flush during the final 7 to 14 days depending on medium and nutrient load to improve smoke quality.
Aphids, spider mites and some fungal threats appear in UK gardens; frequent checks and integrated pest management are recommended.
Allow 4 to 6 weeks of veg then 8 to 10 weeks flowering for a total around 12 to 16 weeks from clone to harvest depending on grow style.
Cool nights can slow development and increase resin in some cases, but prolonged cold may stress plants and reduce yields.
Dry slowly at stable temperatures around 18-21°C with RH 45-55% to preserve terpene profile and avoid harsh flavours.
For indoor LED cannabis cultivation use a balanced light schedule, control heat and humidity, train plants to an even canopy and monitor PPFD to maximise efficiency.
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