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Grapefruit Gas

Feminised

Grapefruit Gas is a zesty, gassy hybrid that balances uplifting cerebral energy with a soft physical ease.

Why choose Grapefruit Gas?
  • Sharp grapefruit citrus meets heavy diesel.
  • Performs best in a sheltered greenhouse.
  • Balanced high with practical therapeutic uses.
THC 18-22%
CBD 0.1-0.5%
Lineage Grapefruit x Gassy OG
Genotype Hybrid (slightly sativa-dominant)
Difficulty Moderate
Flowering 8-10 weeks
Height Medium (80–140 cm)
Yield Medium to high (≈400–500 g/m² indoor)
Taste Grapefruit citrus, Diesel, Earthy
Seed Type Feminised
Climate damp coastal climate
Effects Uplifted, Focused, Relaxed
Environment Both; excels in a sheltered greenhouse

About Grapefruit Gas

Grapefruit Gas is a citrus-forward hybrid bred from Grapefruit x Gassy OG that delivers bright, focused highs followed by gentle relaxation. It suits growers who can manage humidity and want a flavourful, medium-to-high yielding plant that performs well in a controlled greenhouse or indoors.

Grow Difficulty:

Growing Grapefruit Gas is moderately challenging in a damp coastal climate because humidity increases mould risk and slows drying. Vigilant airflow management, light defoliation and careful watering are essential to avoid issues.

Flowering Time:

Indoor flowering normally completes in 8 to 10 weeks. Outdoor plants usually finish by late September in a typical UK season but timings can vary with microclimate.

Yield:

Yield is medium to high when plants are trained and kept mould-free, with indoor growers reporting around 400–500 g per square metre. Outdoors or in a long-season greenhouse plants can reach similar weights under good conditions.

Height:

Plants develop a compact, bushy structure with sturdy central colas and productive side branches. Expect final heights in the range of about 80 to 140 centimetres depending on training.

Environment:

Indoors in Edinburgh the strain responds well to SCROG or SOG and benefits from tight environmental control. Outdoors around Edinburgh it does best inside a sheltered greenhouse to avoid wind and damp.

Climate:

Growing Grapefruit Gas in Edinburgh demands attention to humidity because the area's damp coastal climate promotes mould. Using a greenhouse or dehumidification and strong airflow helps Edinburgh growers keep buds healthy.

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
How do you manage humidity spikes during late bloom?
A
Verified answer
I run dehumidifiers at night, increase extraction and remove some lower foliage to keep airflow through the canopy.
Common question Posted by Urbanseedbank Answered
Q
What's your go-to training method for compact plants?
A
Verified answer
I use SCROG to level the canopy and LST on side branches for even light exposure and uniform bud development.
Common question Posted by Urbanseedbank Answered
Q
Do you flush before harvest?
A
Verified answer
Yes, I drop feed for 7–10 days before harvest with plain water to clean up taste and speed final trichome ripening.
Common question Posted by Urbanseedbank Answered
Q
Any tips for greenhouse growers on the Edinburgh coast?
A
Verified answer
Seal gaps against damp wind, run passive vents during the day and ensure extractor fans are sized to move air quickly on humid days.
Common question Posted by Urbanseedbank Answered
Q
How long do you dry these buds?
A
Verified answer
I dry them slowly for about 7–10 days at 45–55% RH and 18–20°C to keep terpenes vibrant and avoid a harsh smoke.

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