
- Bright flavour, manageable growth, reliable yields
Unicorn
Unicorn is a balanced hybrid suited to Nottinghamshire greenhouse runs and compact indoor grows.
- Balanced hybrid with bright, fruity flavours
- Compact structure ideal for trained canopies
- Performs well in humid greenhouse environments
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18-22% |
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0.5-1% |
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Mystic x Rainbow |
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Hybrid |
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Moderate |
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8-10 weeks |
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Short to medium (60-120 cm) |
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Medium to high (350-500 g/m² indoors) |
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berry, citrus, earthy |
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Feminised |
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humid greenhouse environments |
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uplifting, relaxed, creative |
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Indoor and outdoor |
About Unicorn
Unicorn is a balanced hybrid bred for clear mental effects and manageable growth. It thrives in controlled environments and responds well to training, making it a reliable choice for growers in humid greenhouse conditions and small indoor setups.
Unicorn is a balanced hybrid with slightly sativa-leaning characteristics. It offers a clear headspace with mild physical relaxation.
THC levels generally range from 18% to 22% across most phenotypes. Some top phenos can push slightly higher under ideal conditions.
CBD content is low, typically below 1%. This strain is best suited for recreational or THC-driven therapeutic uses rather than high-CBD needs.
Unicorn descends from Mystic x Rainbow. The cross emphasises fruity terpenes and balanced psychoactive effects.
Seeds come feminised to give predictable female crops. Feminised plants reduce time spent removing males but still require stable environmental control.
Growing Unicorn is moderately challenging and rewards attentive environmental control. It tolerates warmth but needs vigilant mould prevention in humid greenhouse environments.
Flowering takes around eight to ten weeks under stable light schedules. Most growers see harvest-ready buds by week nine with good trichome coverage.
Yields are medium to high when ventilation and feeding are well managed. Indoor growers can expect roughly 350–500 g per square metre under optimised conditions.
Plants remain compact to medium height, usually between 60 and 120 cm with training. The structure supports multiple colas rather than a single dominant top.
Unicorn adapts well to both indoor setups and outdoor sites in Nottinghamshire when humidity is controlled. Outdoor plants in Nottinghamshire benefit from a sheltered position or greenhouse to limit moisture exposure.
Growing Unicorn in Nottinghamshire humid greenhouse environments requires active ventilation and dehumidification to prevent bud rot. In Nottinghamshire, monitor night-time humidity closely and use fans or gentle heating to keep the canopy dry.
The high begins with a clear, uplifting cerebral rush that aids focus. A gentle body relaxation follows without heavy sedation.
Taste combines bright berry and citrus notes with an earthy backbone. Smoke is smooth and leaves a sweet finish.
Frequently Asked Questions
Common questions about this strain, covering growth, effects, and suitability for UK conditions.
Use a balanced vegetative feed for the first four to six weeks, then switch to bloom nutrients with slightly higher phosphorus and potassium during flowering.
Maintain strong air movement, reduce night-time humidity, space plants for airflow and remove dense inner foliage during mid-flower.
Harvest when most trichomes are cloudy with some ambers for balanced effects; check multiple buds across the plant for consistency.
Yes; selective pruning and low-stress training improve light penetration and reduce humidity pockets inside the canopy.
Aphids, spider mites and thrips can appear, especially in humid environments, so scout regularly and apply biological controls early.
Dry slowly at around 50% RH and 18–20°C, then cure jars with daily burping for the first two weeks to develop flavour and smoothness.
Yes, Unicorn suits small indoor cannabis grow spaces when trained with SCROG or topping; keep plants low and control humidity with a dehumidifier.
Both work; soil provides more buffer for beginners while hydroponics can boost growth and yields if nutrient control is precise.
Provide strong, consistent light around 600–900 µmol/m²/s for optimal bud development during flowering.
Watch for calcium and magnesium shortfalls in humid greenhouses, and correct with chelated supplements if leaf symptoms appear.
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