
- Dense, fragrant and built for small spaces.
Ultra Bomb Cookie
Ultra Bomb Cookie is an indica-dominant hybrid with compact growth and potent THC, ideal for growers seeking resinous buds in limited space.
- Compact plants, heavy resin.
- Sweet cookie aroma with a citrus kick.
- Performs well in limited spaces with proper ventilation.
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20-24% |
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≤1% |
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GSC x BOMB |
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Indica-dominant hybrid |
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Intermediate |
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8-9 weeks |
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Short to medium (60-120 cm) |
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Medium-high (350-500 g/m² indoor) |
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Sweet cookie, Citrus zest, Diesel undertone |
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Feminised |
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humid greenhouse environments |
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Relaxed, Euphoric, Focused |
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Indoor and outdoor |
About Ultra Bomb Cookie
Ultra Bomb Cookie is an indica-dominant hybrid bred for dense, resinous buds and manageable height. It offers a sweet cookie aroma with citrus and diesel notes and produces strong relaxing effects driven by a THC-forward profile. The plant suits small indoor setups and protected outdoor sites, but in Hampshire growers must manage humidity carefully to avoid mould. With an eight-to-nine-week flowering period and medium-high yields, this variety rewards attentive feeding and good airflow.
Ultra Bomb Cookie is an indica-dominant hybrid bred for resin production and compact growth. It offers a calming body effect paired with a balanced cerebral lift.
THC levels usually sit between twenty and twenty-four percent in well-grown plants. That potency is sufficient for experienced users seeking strong effects.
CBD content is low, typically under one percent across phenotypes. The cultivar is therefore selected for its THC-driven effects rather than CBD therapy.
Ultra Bomb Cookie derives from GSC crossed with a bomb-leaning phenotype to boost aroma and resin. The lineage produces dessert-forward terpenes with a stabilised structure.
Seeds are commonly available as feminised to guarantee flowering females. Select breeders may offer regular seeds for breeding and preservation.
This strain is intermediate to cultivate and responds well to topping and low-stress training. In Hampshire's humid greenhouse environments it needs close attention to ventilation and mould prevention.
Flowering typically completes in eight to nine weeks under stable conditions. Outdoor plants in the UK are usually ready by early autumn.
Yields are reliable and can be medium to high when plants receive consistent feeding and airflow. Proper pruning and support increase usable bud mass.
Plants remain short to medium with a dense, bushy structure suited to limited space. Strong lateral branching supports several sizeable colas.
Indoors, Ultra Bomb Cookie performs well in tents and small grow rooms with good circulation in Hampshire. Outdoors it finishes predictably in Hampshire gardens or protected greenhouses with shelter from heavy rain.
Growing Ultra Bomb Cookie in Hampshire requires diligent humidity control and strong airflow within humid greenhouse environments. Regular inspection for mould and targeted ventilation will protect bud quality.
The high-THC profile delivers a deep relaxation that eases into uplifting euphoria. Users also report improved focus at moderate doses.
The flavour is dominated by a sweet, cookie-like note with bright citrus on the exhale and a subtle diesel base. The aroma intensifies during curing.
Frequently Asked Questions
Common questions about this strain, covering growth, effects, and suitability for UK conditions.
Yes, this strain is well suited to small indoor setups due to its compact height and bushy structure. Ensure good ventilation and use low-stress training to maximise yields in limited space.
Switch to a bloom-focused nutrient mix once pistils appear and reduce nitrogen while increasing phosphorus and potassium. Feed moderately and flush with plain water in the final week if you prefer a cleaner taste.
Increase air exchange, add dehumidification if possible, and keep lower branches pruned to improve airflow. Inspect buds regularly and remove any discoloured or mouldy material immediately.
Monitor trichomes with a loupe and harvest when most trichomes are cloudy with some ambers for balanced effects. Look for swollen calyxes and darker pistils as additional indicators.
Yes, it responds well to topping, low-stress training and scroG methods to create an even canopy. Training helps increase light penetration and overall yield.
Common pests include spider mites, aphids and whitefly, especially in warm humid conditions. Use biological controls and sticky traps, and inspect new plants before introducing them.
Cure for a minimum of two to four weeks in airtight jars with daily burping during the first fortnight. Longer cures, six weeks or more, often deepen flavour and smooth smoke.
A well-aerated, nutrient-rich loam or a quality peat-free compost blended with perlite suits this strain. Avoid water-retentive mixes in humid greenhouses to reduce mould risk.
You can reuse soil after removing roots and amending with fresh nutrients and compost, but monitor for salt buildup. Consider a partial replacement to restore microbiome balance.
Cultivating cannabis remains illegal under UK law except under licence for medical or research purposes. Always check current regulations and obtain appropriate permissions when required.
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