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Ultra Violet delivers dense purple buds and stable resin production. It shows 20 to 22 percent THC and low CBD. The plant stays compact and suits indoor tents and sheltered outdoor spots. Growers at MasterSeeds report consistent purple phenotypes with steady nutrient regimes. Use low-stress training and control humidity in late flower for best results.
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| Trait | Value |
|---|---|
| Type | Indica-dominant hybrid |
| THC | 20-22% |
| CBD | 0.5-1% |
| Grow Difficulty | Intermediate |
| Flowering Time | 8-9 |
| Yield | Medium-High (400-550 g/m² indoor) |
| Height | Short to medium (60-140 cm) |
| Environment | Indoor & Outdoor |
| Effects | Relaxed, Uplifted, Sedative |
| Flavors | Grape, Berry, Earthy |
| Genetics | Purple Urkle x Northern Lights |
| Climate | Cool to temperate (BC, Ontario, Quebec) |
Ultra Violet is an indica-dominant hybrid with dense purple buds. Many Canadian growers praise its compact, resinous structure.
THC levels sit around 20 to 22 percent in typical phenotypes. This places Ultra Violet near popular Canadian strains such as White Widow and OG Kush in potency.
CBD remains low at about 0.5 to 1 percent. Medical users in Canada often select it for THC-driven symptom relief rather than high CBD therapy.
Growing difficulty rates as intermediate for most growers. You will succeed with basic low-stress training and steady nutrient management in home setups.
Indoor flowering finishes in about 8 to 9 weeks. Outdoors in southern Ontario and coastal BC it ripens by late September to early October.
Yield reaches medium-high levels, roughly 400 to 550 grams per square metre under optimized indoor lights. Outdoor plants in warm BC microclimates produce large, resinous colas.
Plants remain short to medium, typically 60 to 140 centimetres. This compact habit suits small tents and balcony grows in urban Canadian settings.
Ultra Violet performs well indoors and outdoors. In Quebec, protect plants from early frost and use proper ventilation indoors.
Effects lean toward deep relaxation with a gentle uplift. Many Canadian users prefer it for evening use and stress relief.
Ultra Violet traces to Purple Urkle x Northern Lights genetics. MasterSeeds selects stable phenotypes for consistent purple colour and heavy resin.
This line is offered as Feminized seeds to deliver predictable female plants. Seed packs sold in Canada include clear labelling and germination guidelines.
Best climate is cool to temperate with warm summer days. Growers in BC, Ontario and the prairie provinces adjust schedules to avoid early cold and late frost.
Everything you need to know about this strain.
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