
- Crisp citrus clarity for daytime creativity
Cosmic Crisp
Cosmic Crisp is a sativa-dominant hybrid offering bright citrus flavours, clear cerebral effects and reliable greenhouse performance.
- Bright citrus terpene profile with a clean finish
- Performs well in greenhouses with proper ventilation
- Balanced cerebral lift and gentle bodily ease
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18-24% |
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0.5-1% |
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Nebula x Silver Haze |
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Sativa-dominant hybrid |
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Intermediate |
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8-10 weeks |
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Medium-tall (1.0–2.0 m outdoors) |
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Medium-high (approx. 400-600 g/m² indoor; 300-400 g/plant outdoor) |
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citrus, pine, earthy |
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Feminised (autoflower options available) |
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Damp coastal |
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uplifting, focused, gentle relaxation |
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Suitable for greenhouse cannabis cultivation, indoor tents and sheltered outdoor spots |
About Cosmic Crisp
Cosmic Crisp combines Nebula and Silver Haze genetics to deliver a lively, citrus-forward experience with focused, uplifting effects. It performs well in controlled environments and benefits from attentive humidity management in damp coastal regions like Surrey.
Cosmic Crisp is a sativa-dominant hybrid bred for clarity and steady energy. It leans toward cerebral stimulation while still offering soft physical relaxation.
THC levels commonly sit between 18% and 24% depending on phenotype and care. That potency produces a clear head-high with moderate body ease.
CBD remains low, typically under 1%. It is not targeted at high-CBD therapeutic use but can provide supportive balance.
Cosmic Crisp traces to Nebula x Silver Haze parents chosen for zesty terpenes and a clear high. Breeders emphasised vigour and aromatic intensity when stabilising the line.
Seeds are generally sold as feminised to ensure predominantly female crops. Autoflower variants are available for quicker cycles and simpler greenhouse cannabis cultivation setups.
Under a damp coastal climate Cosmic Crisp is an intermediate grow that rewards attention to airflow and mould prevention. Growers should prioritise ventilation, frequent inspection and careful leaf maintenance to reduce rot risk.
Indoor flowering usually completes in 8 to 10 weeks from the flip. Outdoors, development depends on local light and can finish around late season with proper care.
With attentive feeding and canopy control yields are medium to high. Greenhouse runs can approach indoor numbers when humidity and light are well managed.
Plants develop a central cola with sturdy side branches and can reach medium-tall heights. Expect roughly 1.0–2.0 metres outdoors depending on training.
In Surrey Cosmic Crisp performs well in a greenhouse or a controlled indoor environment. Outdoors in Surrey it benefits from a sheltered, well-draining position away from direct sea spray.
Growing Cosmic Crisp in Surrey with a damp coastal climate demands robust ventilation and dehumidification to reduce mould risk. Position plants in a raised, free-draining spot inside a greenhouse and prune to improve air movement around bud sites.
The initial effect is uplifting and focused, suited to daytime tasks. This transitions to a gentle physical relaxation that rarely sedates.
The flavour profile favours bright citrus notes with a pine backbone. Earthy undertones round out a clean, crisp finish.
Frequently Asked Questions
Common questions about this strain, covering growth, effects, and suitability for UK conditions.
Cosmic Crisp adapts well to greenhouse cannabis cultivation provided ventilation, dehumidification and airflow are prioritised to prevent bud rot in damp coastal conditions.
Use a balanced vegetative feed until flowering, then switch to a bloom formula with slightly higher phosphorus and potassium; monitor EC and adjust to phenotype response.
Harvest when trichomes show a mix of cloudy and some amber for balanced effects; rely on a jeweller's loupe rather than fixed calendar dates.
In damp coastal climates watch for bud rot, powdery mildew and slugs; regular inspection and preventative sprays or biological controls help manage outbreaks.
Yes, low-stress training and selective topping improve light penetration and yields while maintaining manageable height in a greenhouse.
Dry slowly to 10-12% moisture then cure in jars for at least two weeks, burping daily initially to stabilise humidity and develop flavour.
Yes, clones root well from healthy mother plants; keep cutting sites dry and use a gentle rooting hormone for best results.
Provide high-intensity light during flowering, roughly 600–900 µmol/m²/s at canopy level for robust bud development and resin production.
Maintain relative humidity below 50–55% during late flowering, increase airflow, prune lower foliage and consider a dehumidifier for enclosed greenhouse spaces.
Some phenotypic variation is possible; select and stabilise the plants that show desired terpene and vigour profiles over successive grows.
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