
- Berry-sweet, resilient, and perfect for damp climates
Blueberry Crumble
Blueberry Crumble is an indica-dominant hybrid with sweet blueberry notes and dependable yields.
- Sweet blueberry aroma with pastry notes
- Reliable yields for intermediate growers
- Compact plants suited to greenhouse setups
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18-22% |
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<1% |
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Blueberry x Afghani |
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Indica-dominant hybrid |
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Intermediate |
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8-10 weeks |
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Short to medium (0.8-1.5 m) |
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Medium to high |
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Blueberry, Sweet pastry, Earthy |
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Feminised |
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Humid Greenhouse Conditions |
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Relaxed, Uplifted, Sleepy |
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Indoor and outdoor |
About Blueberry Crumble
Blueberry Crumble combines a pronounced blueberry terpene profile with a compact, resinous structure that suits both greenhouse and modest outdoor grows. It produces a relaxing, slightly sedative high and performs best with good airflow and humidity control; growers in Cardiff will appreciate its predictable flowering window and reliable resin production when attention is paid to ventilation and mould prevention.
Blueberry Crumble is an indica-dominant hybrid with compact, resinous buds. It leans towards calming body effects rather than high-energy stimulation.
THC levels typically range from 18 to 22 percent, providing a noticeable but manageable high for regular users. Novices should approach with small doses until they know their tolerance.
CBD is minimal, generally under one percent, so therapeutic balance comes mostly from terpenes and THC. Those seeking high-CBD relief should consider alternative varieties.
Blueberry Crumble descends from a Blueberry x Afghani cross that emphasises berry terpenes and compact bud structure. The Afghani influence adds resin production and stability under variable conditions.
Seeds are supplied Feminised to give growers a predictable canopy of female plants. That predictability helps outdoor growers in Cardiff plan spacing and harvest timing.
Growing Blueberry Crumble in humid greenhouse conditions requires vigilant ventilation and routine pruning to reduce the risk of mould. Overall it rates as an intermediate grow that rewards steady attention rather than advanced intervention.
Flowering typically completes in eight to ten weeks under stable conditions. Outdoors in Cardiff plants often finish towards the later part of that window if the summer is cool.
Yields are medium to high when plants get consistent nutrients and good airflow. In a humid greenhouse in Cardiff bud density can be excellent once mould risks are controlled.
Plants remain short to medium, generally between 0.8 and 1.5 metres. They form bushy lateral branches suitable for low-stress training or SCROG setups.
Blueberry Crumble adapts well to both indoor and outdoor environments, but outdoor growers in Cardiff must plan for late-season rain. In a greenhouse it benefits from controlled humidity and increased airflow.
In Cardiff, humid greenhouse conditions demand strict humidity control to prevent bud rot and mildew. Active ventilation and occasional dehumidification during late flowering are essential to protect yields.
The high begins with a soft cerebral uplift that eases into a warm, full-body relaxation. At higher doses it can become soporific, so evening use is common.
Flavours centre on ripe blueberry with a baked pastry sweetness. A subtle earthy and herbal background keeps the smoke balanced.
Frequently Asked Questions
Common questions about this strain, covering growth, effects, and suitability for UK conditions.
Switch to bloom nutrients at the start of flower, roughly when pistils first appear, and gradually increase phosphorus and potassium while lowering nitrogen.
Improve airflow with fans, avoid overwatering, remove excessive foliage and consider a dehumidifier during humid spells to keep humidity below critical levels.
Yes, its short to medium height makes it manageable in small outdoor spaces provided you control humidity and air movement.
Look out for spider mites, aphids and thrips; inspect undersides of leaves regularly and use biological controls or targeted treatments when necessary.
Harvest timing depends on trichome maturation, but in the UK aim for late summer to early autumn and be ready to harvest earlier in wet seasons.
Curing is crucial; dry slowly to 55-62% relative humidity and cure jars for several weeks to improve aroma, taste and smoothness.
Yes, but to maximise consistency many growers use Feminised seeds and start seedlings under cover before transplanting outdoors.
Low-stress training and light topping help open the canopy and improve light penetration without stressing plants excessively.
In outdoor cannabis cultivation Blueberry Crumble can yield well if planted in a sheltered, well-draining spot and monitored for mould during humid periods.
Flushing is optional but many growers reduce feeding in the last two weeks to improve final flavour and burn quality.
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