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El Jefe

Feminised

El Jefe is a sativa-dominant hybrid suited to UK greenhouse cultivation with citrus flavours and uplifting effects.

Why choose El Jefe?
  • Vibrant sativa energy for daytime use
  • Greenhouse-friendly with proper ventilation
  • Citrus flavour with focused effects
THC 18-22%
CBD 0.5-1%
Lineage El Jefe x Mexican Landrace
Genotype Sativa-dominant hybrid
Difficulty Intermediate
Flowering 9-10 weeks
Height Medium-tall
Yield Medium-high (450-550 g/m² indoor; 400-600 g/plant greenhouse)
Taste Citrus, Earthy, Spice
Seed Type Feminised
Climate Moist western coastal climate
Effects Uplifting, Focused, Relaxed
Environment Greenhouse/Outdoor (suitable for UK greenhouse cannabis growing)

About El Jefe

El Jefe is a sativa-dominant hybrid developed for growers who need an energetic, daytime variety that still performs in cooler, wetter British seasons. It favours greenhouse environments where humidity and rain can be controlled and benefits from active canopy management to maximise yields. The strain delivers citrus-forward flavour with a focused, uplifting high and manageable body relaxation. Growers in coastal counties will find it rewarding if they maintain ventilation and routine mildew prevention.

Grow Difficulty:

Growing El Jefe in a moist western coastal climate demands vigilant mildew control and airflow management. It suits an intermediate grower who adapts feeding and ventilation to the high ambient humidity.

Flowering Time:

Flowering completes in around nine to ten weeks under optimal light. Outdoors in the UK this typically finishes late September to October.

Yield:

Yields are medium-high with good canopy management, often 450–550 g/m² indoors or 400–600 g per plant in a greenhouse. Proper defoliation and support for heavier colas will maximise harvest.

Height:

Plants sit at a medium-tall stature with long branch spacing and central cola development. They respond well to training but can stretch outdoors in long summer days.

Environment:

El Jefe performs particularly well in a greenhouse located in Down, where plants benefit from temperate summers and shelter. Indoors it adapts to SCROG or SOG setups, while outdoors in Down it reaches its full stature if protected from persistent rain.

Climate:

Growing El Jefe in Down requires attention to ventilation and disease prevention due to the moist western coastal climate. A greenhouse in Down provides shelter from driving rain and allows environmental control to keep humidity in check.

Frequently Asked Questions

Common questions about this strain, covering growth, effects, and suitability for UK conditions.

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Choose seed quantity
Selected: 5 Seeds
£53.33 £40.00
£8.00 / seed • You save £13.33
Accepted payment methods
100% Satisfaction Guarantee • Secured Payments
Urbanseedbank Support

Questions & Answers

Customer questions and answers from the Urbanseedbank team. Submit your own question and we’ll respond after review.

5 questions Answered posts are shown first.
Common question Posted by Urbanseedbank Answered
Q
My greenhouse in Down is very humid, any quick tips?
A
Verified answer
Increase ventilation, run a dehumidifier, and strip inner leaves to improve airflow around the buds.
Common question Posted by Urbanseedbank Answered
Q
When should I start training El Jefe?
A
Verified answer
Begin low-stress training in early vegetative stage and consider topping after three to four nodes to shape the canopy.
Common question Posted by Urbanseedbank Answered
Q
What soil mix works best for this strain?
A
Verified answer
A loamy, well-draining mix with added perlite and organic compost suits El Jefe and helps prevent waterlogging in a moist climate.
Common question Posted by Urbanseedbank Answered
Q
Any signs to watch for that indicate bud rot is starting?
A
Verified answer
Look for discoloured, damp inner buds, a musty smell, and small brown spots that spread quickly.
Common question Posted by Urbanseedbank Answered
Q
Do I need to support the colas?
A
Verified answer
Yes, as flowers bulk up provide stakes or netting to prevent branches bending or breaking under weight.

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