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Blank Check

Feminised

Blank Check is an intermediate hybrid that suits greenhouse and outdoor growers in the UK, especially those in Northumberland. It combines uplifted cerebral effects with gentle body relaxation.

Why choose Blank Check?
  • Reliable greenhouse performer for humid UK coasts
  • Balanced hybrid with citrus driven flavour
  • Feminised seeds for predictable, manageable grows
THC 18-22%
CBD 0.5-1%
Lineage NORTHERN LIGHTS x HAZE
Genotype Hybrid
Difficulty Intermediate
Flowering 8-10 weeks
Height Medium to tall
Yield Medium to high (approx. 400-500 g/m² indoors; 400-600 g/plant outdoors)
Taste Citrus, Earthy, Sweet
Seed Type Feminised
Climate Moist Western Coastal
Effects Uplifted, Relaxed, Focused
Environment Greenhouse and outdoor friendly

About Blank Check

Blank Check is a robust hybrid combining NORTHERN LIGHTS x HAZE traits to deliver resinous buds and a clear, focused high. It thrives under managed greenhouse conditions and can produce consistent yields outdoors in favourable sites. The strain runs 18 to 22 percent THC with low CBD, giving medicinal benefits largely through THC and terpenes. Flavours are citrus led with earthy and sweet backing that reflect a limonene and pinene profile. Growers in Northumberland should plan for the moist western coastal climate by fitting good ventilation, dehumidification and routine canopy maintenance to avoid bud rot. With moderate training and attentive humidity control Blank Check rewards growers with reliable, terpene rich harvests.

Grow Difficulty:

Blank Check is best described as an intermediate grow that responds well to standard training and feeding regimes in a moist western coastal climate. Growers should monitor humidity closely to prevent mould and adjust ventilation and light schedules where necessary.

Flowering Time:

Flowering usually completes in 8 to 10 weeks indoors. Outdoor crops in the UK will be ready around late September to mid October in good seasons.

Yield:

Indoor yields are medium to high with proper training and a strong light setup. In Northumberland greenhouse or outdoor situations plants can deliver generous harvests when mould is managed.

Height:

Plants grow medium to tall with a dominant main cola and plentiful side branching when trained. Expect a significant stretch during early flowering and plan support for heavy buds.

Environment:

In Northumberland a greenhouse provides the best balance between climate control and natural light for Blank Check. Outdoor cultivation in Northumberland is possible but requires strict mould prevention and careful site selection.

Climate:

Growing Blank Check in Northumberland requires attention to the moist western coastal climate to avoid bud rot and mildew. Using a ventilated greenhouse and timed dehumidification helps replicate drier conditions and protects yield.

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 buds show grey patches, what now?
A
Verified answer
Those are likely botrytis. Remove affected material, improve airflow and lower humidity immediately to protect the rest of the crop.
Common question Posted by Urbanseedbank Answered
Q
Leaves are yellowing mid cycle, is this normal?
A
Verified answer
Check for nutrient imbalances and pH drift; a balanced feed and pH correction to 6.0-6.5 usually restores leaf colour.
Common question Posted by Urbanseedbank Answered
Q
Do I need to support the colas?
A
Verified answer
Yes. As buds fatten the main cola can become heavy so use stakes or netting to prevent stem breakage.
Common question Posted by Urbanseedbank Answered
Q
What is a quick tip to increase yield?
A
Verified answer
Even canopy training combined with defoliation of lower shade improves light penetration and boosts usable yield.
Common question Posted by Urbanseedbank Answered
Q
When is the best time to flush before harvest?
A
Verified answer
Start a light flush about 7 to 10 days before harvest to help improve smoke quality, adapting timing to plant condition.

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