Free UK Shipping over £99
Discreet Plain Packaging
079 3899 2670
0
£0.00
Search
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

Black Diesel

Feminised

Black Diesel is a diesel-forward hybrid that finishes in 8-10 weeks and suits controlled greenhouse and indoor grows.

Why choose Black Diesel?
  • Pungent diesel aroma with citrus lift
  • Reliable 8-10 week finish
  • Performs well in controlled greenhouse and indoor setups
THC 18-22%
CBD 0.5-1%
Lineage NYC Diesel x Black Domina
Genotype Hybrid (Indica-leaning)
Difficulty Moderate
Flowering 8-10 weeks
Height 0.8-1.6 m indoors
Yield Medium to high
Taste Diesel, Earthy, Citrus
Seed Type Feminised
Climate Humid Greenhouse
Effects Uplifting, Relaxing, Focused
Environment Indoor & Outdoor

About Black Diesel

Black Diesel is a resilient, resinous hybrid bred for pungent diesel aromas and compact, heavy buds. It thrives under attentive cultivation, delivers a clear cerebral uplift followed by warm relaxation, and performs well in controlled Cornish greenhouses and managed indoor spaces.

Grow Difficulty:

This variety rates as moderate to challenging to grow in humid greenhouse environments due to increased mould risk. Good ventilation and careful training make it achievable for experienced home growers.

Flowering Time:

Flowering commonly completes in 8-10 weeks under stable conditions. Proper nutrient management helps ensure timely trichome development.

Yield:

Yield is medium to high when plants receive consistent light and airflow. Indoor growers can achieve respectable grams per square metre with humidity control.

Height:

Plants remain medium in stature with sturdy branches that support heavy colas. They respond well to topping and low-stress training to manage final height.

Environment:

Indoors, Black Diesel performs well in controlled tents and small rooms in Cornwall. Outdoors it finishes reliably in Cornwall when given shelter, airflow and protection from persistent damp.

Climate:

Growing Black Diesel in Cornwall requires vigilant humidity control because the region's damp conditions increase mould and rot risk. In humid greenhouse environments in Cornwall prioritise dehumidification, robust airflow and frequent plant inspection to protect resinous buds.

Frequently Asked Questions

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

Verified buyer feedback

Grower Reviews

0.0
No reviews yet. Be the first to share your experience.
Help other collectors choose well Leave a rating, short review, and optional photos.

Customer reviews

Customer photos 0 uploaded

No customer photos yet.
No reviews yet Be the first to leave feedback for this strain.
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 buds show slight grey patches, what now?
A
Verified answer
Isolate affected plants and increase airflow; remove badly affected buds and treat with an approved fungicide if necessary.
Common question Posted by Urbanseedbank Answered
Q
How do you stop plants getting too tall in a tent?
A
Verified answer
Top early, use low-stress training and consider SCROG to keep canopy even and control vertical growth.
Common question Posted by Urbanseedbank Answered
Q
What RH do you aim for during late flower?
A
Verified answer
I keep it around 45-50% to reduce mould risk while preserving terpene integrity.
Common question Posted by Urbanseedbank Answered
Q
Any tips for flushing without stressing plants?
A
Verified answer
Gradually reduce feed and water with plain pH-balanced water, keeping environmental conditions steady to avoid shock.
Common question Posted by Urbanseedbank Answered
Q
When do you decide to harvest?
A
Verified answer
I check trichomes under a loupe and harvest when most are cloudy with some ambers for balanced effects.

Ask Urbanseedbank

Short, product-specific questions get the best answers.