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White Nightmare

Feminised

White Nightmare is an indica-dominant hybrid that produces dense resinous buds and strong evening effects.

Why choose White Nightmare?
  • Dense, resinous buds suited to evening use
  • Reliable finish in sheltered UK gardens
  • Performs well under canopy training like SCROG
THC 18-24%
CBD 0.5-1%
Lineage White Widow x Northern Lights
Genotype Indica-dominant hybrid
Difficulty Intermediate
Flowering 8-9 weeks
Height Medium, compact
Yield Medium-high (approx. 400-500 g/m2 indoor)
Taste Creamy diesel, Pine, Citrus
Seed Type Feminised
Climate Cool northern summers
Effects Relaxed, Sleepy, Euphoric
Environment Indoor/Outdoor

About White Nightmare

White Nightmare is an indica-dominant hybrid bred from White Widow x Northern Lights that gives a reliable, resin-heavy crop. It performs well in controlled indoor spaces and in sheltered outdoor spots, tolerates cool northern summers, and rewards careful humidity control and timely training.

Grow Difficulty:

Growing White Nightmare in cool northern summers requires careful humidity control and good airflow. It suits growers with intermediate skills who can manage mould and nutrient timing.

Flowering Time:

Flowering takes about eight to nine weeks under stable conditions. Buds tend to bulk up sharply in the final fortnight.

Yield:

Yields are medium to high when grown indoors with stable feeding and environment. Outdoors in Nottingham plants can still produce reliable crops if harvested before heavy autumn rain.

Height:

Plants remain medium in height with a compact, bushy structure ideal for canopy training. Lateral branching produces multiple dense colas rather than a single tall leader.

Environment:

Indoors, White Nightmare responds well to controlled environments and performs in standard grow rooms in Nottingham. Outdoors it prefers a sheltered, sunny spot and benefits from protection against prolonged damp.

Climate:

In Nottingham, White Nightmare tolerates cool northern summers but benefits from a long, dry late summer to finish. Protect plants from persistent rain and ensure good airflow to prevent mould.

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
Should I top or fim this strain?
A
Verified answer
Both work, but topping once early gives stronger mains while fim can increase colas without a long recovery; follow with LST or SCROG.
Common question Posted by Urbanseedbank Answered
Q
What feeding schedule do you use indoors?
A
Verified answer
I follow a moderate feed during veg with gradual increase in bloom nutes from week three of flowering, watching EC and leaf signs closely.
Common question Posted by Urbanseedbank Answered
Q
How do you handle late-season rain outdoors in Nottingham?
A
Verified answer
I finish plants in sheltered micro-sites, use clear cloches if needed and monitor trichomes to harvest a touch early if persistent rain appears.
Common question Posted by Urbanseedbank Answered
Q
Any tips on humidity control for cool summers?
A
Verified answer
Run extraction continuously during lights-on, use a dehumidifier if RH rises above 55% in flowering and maintain good canopy spacing.
Common question Posted by Urbanseedbank Answered
Q
When do you start flush and how long?
A
Verified answer
I check trichomes and start a light flush 7-10 days before harvest, reducing feed while keeping watering minimal to avoid stress.

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