
- Compact, potent and mould-aware — built for cooler, wetter seasons.
Cluster Bomb
Cluster Bomb is a resinous hybrid known for dense buds and a potent, relaxing high.
- Dense, resinous buds built for potency.
- Performs well with airflow and shelter in cool climates.
- Feminised seeds simplify planning and reduce waste.
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18-22% |
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0.5-1% |
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Afghani x Skunk |
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Hybrid |
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Moderate |
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7-9 weeks |
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Medium (1–1.8 m outdoors) |
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Medium-High (400-500 g/m² indoor; larger outdoors in ideal conditions) |
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Earthy, Citrus, Skunky |
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Feminised |
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Cool, wet; rainy autumn harvest season |
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Uplifted, Relaxed, Sleepy |
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Indoor & Outdoor |
About Cluster Bomb
Cluster Bomb is a resilient hybrid that blends Afghani and Skunk traits to produce compact, resin-heavy flowers. It suits growers willing to manage humidity and airflow, rewarding attention with pungent aroma, robust yields and reliable potency even in cooler, damper seasons.
Cluster Bomb is a balanced hybrid with a slight indica dominance. It produces dense, resinous buds with a compact structure.
THC levels sit in the high teens to low twenties per cent in most phenotypes. That potency gives a clear cerebral lift that eases into steady body relaxation.
CBD is low and typically under one per cent in standard phenotypes. Low CBD means effects are driven by THC and terpenes rather than strong cannabinoid balance.
Cluster Bomb traces to Afghani and Skunk heritage that gives it resinous buds and robust vigour. The Afghani x Skunk lineage explains its compact structure and pungent aroma.
Seeds are most commonly available as feminised genetics for stable female crops. Feminised seeds remove the need to cull males and simplify canopy planning.
Growing Cluster Bomb is moderately challenging in wet conditions and requires attentive mould prevention during a rainy autumn harvest season. Extra airflow, timely pruning and fungicide-safe care reduce risk and protect developing buds.
Flowering usually completes in seven to nine weeks under optimal indoor conditions. Outdoor plants in northern climates may finish later depending on late-season weather.
Yield is medium to high for its footprint, often reaching around 400–500 g/m² indoors with trained canopies. Well-sheltered outdoor specimens can deliver heavier colas if kept dry.
The plant maintains a medium height with a strong central cola and sturdy lateral branches. Expect around one to 1.8 metres outdoors in good conditions.
Indoors Cluster Bomb responds well to SCROG and SOG setups and benefits from controlled humidity in Manchester. Outdoors in Manchester place plants in a sheltered, sun-facing spot to protect buds from persistent damp.
Growing Cluster Bomb in Manchester means planning for damp autumns and frequent light rain during the final weeks. During a rainy autumn harvest season use raised pots, quick-drying media and protective cover to keep buds healthy.
Effects begin with an uplifted, clear-headed buzz that transitions into relaxed body warmth. Many users describe a gentle sedation later in the session.
Flavour blends earthy and diesel notes with bright citrus top notes. A pungent skunky undertone often comes through on the exhale.
Frequently Asked Questions
Common questions about this strain, covering growth, effects, and suitability for UK conditions.
Yes. Cluster Bomb performs well among cool climate cannabis strains if you prioritise mould prevention and choose sheltered outdoor sites.
Monitor trichome colour closely and aim to harvest before prolonged wet spells. In Manchester aim for the first dry window once most trichomes are milky.
Maintain good airflow, lower humidity during late flower and remove lower foliage to improve air circulation. Consider using a biofungicide as a preventative in persistently damp conditions.
Yes. A small tent with active ventilation and humidity control will support a successful indoor crop. Train plants to limit height and spread to maximise light distribution.
It responds well to a bloom feed higher in phosphorus and potassium with controlled nitrogen. Feed to target steady but not excessive vegetative vigour entering flower.
Selectively prune lower branches and open the canopy to reduce damp pockets. Topping and low-stress training help create multiple productive colas while keeping airflow high.
Cooler night temperatures can enhance resin and terpene development but avoid chills that slow trichome maturation. Aim for stable diurnal swings rather than sudden cold snaps.
Common greenhouse pests like thrips and spider mites can be an issue, especially in stressed plants. Regular inspection and integrated pest management reduce outbreaks.
Dry in a well-ventilated space at moderate temperature and 45–55% relative humidity to prevent mould. In rainy climates use dehumidification and avoid long hangs in damp air.
Select phenotypes with tight bud structure but demonstrated mould resistance and early finishing traits. Prioritise robust, fast-finishing fenotypes for the local season.
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