
- Fast-finishing, compact and resilient for exposed gardens
Blue Blockers
Blue Blockers is an autoflowering, indica-dominant hybrid bred for compact size and reliable finishes in short seasons.
- Finishes fast for short seasons
- Compact, resinous colas
- Built for exposed coastal sites
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18-21% |
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1% |
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Blueberry x Northern Lights |
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Indica-dominant hybrid |
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Intermediate |
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7-9 weeks |
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Short to medium |
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Medium |
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Blueberry, Earthy, Citrus |
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Autoflowering |
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Temperate Coastal, Windy Coastal Growing Areas |
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Relaxed, Clear-headed, Sedated |
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Indoor and outdoor (short season outdoor recommended) |
About Blue Blockers
Blue Blockers is an autoflowering cultivar combining Blueberry x Northern Lights genetics to produce compact, resinous plants that finish quickly. It suits growers who need a dependable, medium-yielding strain that handles exposed sites with correct support and wind protection.
Blue Blockers is an indica-dominant hybrid bred for compact growth and resin production. It carries traits aimed at solid yields from short plants.
THC levels typically sit between 18% and 21%, offering a noticeable but manageable high. The potency is consistent when plants are allowed to finish fully.
CBD is low at around 1% and this variety is not intended as a CBD-focused cultivar. Medicinal benefit comes mainly from the THC-driven effects.
Its genetics are Blueberry x Northern Lights, combining fruity terpene traits with a durable structure. This lineage explains the compact growth and resin production.
Seeds are autoflowering and begin to flower on a timer rather than a change in light. This trait shortens the crop and suits short growing seasons.
Grow difficulty is intermediate and plants tolerate variable conditions but benefit from attentive support. In windy coastal growing areas you should use staking and windbreaks to protect branches and prevent bud damage.
Flowering finishes quickly, typically within seven to nine weeks indoors. Outdoors the early finish suits growers aiming to avoid autumn weather.
Yields are moderate with dense, THC-rich flowers that respond well to correct feeding and support. Expect reasonable returns per plant rather than very large harvests.
Plants remain short to medium in height and form sturdy, broad colas. The compact structure suits restricted spaces and discreet plots.
Indoors Blue Blockers performs well in tubs and controlled environments with standard nutrients. Outdoors in Fermanagh the early finish and compact size are advantages for growers dealing with exposed sites.
In Fermanagh and other exposed sites Blue Blockers benefits from early planting and wind protection. In windy coastal growing areas use solid windbreaks and consider pots to move plants when storms approach.
Effects begin with a clear mental lift that settles into deep physical relaxation. The high leans toward sedation at higher doses, making it best for evening use.
Flavours combine sweet blueberry with earthy and subtle citrus notes. The aroma is fruity with a pungent resinous undercurrent.
Frequently Asked Questions
Common questions about this strain, covering growth, effects, and suitability for UK conditions.
Flowering is usually seven to nine weeks indoors and it often finishes early outdoors, ideal for growers facing a short season.
It is rated intermediate; beginners can succeed with clear support measures such as staking, regular feed and pest checks.
Use a balanced vegetative feed early then switch to a bloom formula as flowering begins, with light to moderate nutrient levels to avoid nutrient burn.
Install windbreaks, grow in pots to allow relocation during storms, and rinse foliage lightly after heavy salt exposure to reduce damage.
Harvest when trichomes shift from clear to cloudy with some amber for a balanced effect; check multiple buds for consistent maturity.
Selective defoliation can improve airflow and light penetration, but avoid heavy leaf stripping which can stress the plant and slow buds.
Yes, low-stress training and modest scrog screens help spread colas and improve yield without excessive stretching.
It has average resistance; good airflow and monitoring are essential, particularly in damp coastal conditions.
Yes, its autoflowering nature and seven to nine week finish make it well suited to short season outdoor cannabis growing in cooler climates.
Dry slowly in a dark, ventilated space until stems snap then cure in jars at 60–65% RH, burping daily for the first two weeks to develop flavour and smoothness.
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