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Upside Down Runtz

Feminized

Upside Down Runtz is an indica-dominant hybrid with a sweet, fruity aroma and potent, relaxing effects suited to evening use.

Why choose Upside Down Runtz?
  • Sweet, candy-forward terpene profile
  • Dense, resinous buds ideal for extracts
  • Handles training well for controlled canopies
THC 22-26%
CBD 0.50%
Lineage Runtz x Gelato
Genotype Hybrid (Indica-dominant)
Difficulty Intermediate
Flowering 8-9 weeks
Height Medium (100-160 cm outdoor)
Yield Medium-high (450-550 g/m² indoor)
Taste Sweet candy, Fruity berry, Creamy diesel
Seed Type Feminized
Climate wet Welsh valley climate
Effects Euphoric, Relaxed, Creative
Environment Indoor/Outdoor

About Upside Down Runtz

Upside Down Runtz is a robust indica-leaning hybrid bred from Runtz and Gelato that produces dense, trichome-coated buds with a pronounced sweet and berry profile. It offers strong cerebral euphoria that eases into full-body relaxation, making it popular for evening use and symptom relief; growers should pay attention to humidity control and canopy management, especially in damp UK regions.

Grow Difficulty:

Growing Upside Down Runtz requires intermediate skills to manage humidity and ventilation in a wet Welsh valley climate. Vigilant pruning and airflow control will reduce the risk of mould during bud development.

Flowering Time:

Flowering finishes in roughly eight to nine weeks under controlled indoor conditions. Outdoors in Lancashire plants usually ripen by late September to early October.

Yield:

Yields are medium to high when growers control nutrients and environmental stress. Proper curing and drying significantly improve final weight and smoke quality.

Height:

Plants develop a sturdy central cola with well-spaced side branches and moderate stretch. Expect heights around one to one and a half metres outdoors in a favourable season.

Environment:

Indoors Upside Down Runtz responds well to SCROG and canopy management techniques suited to Lancashire growers. Outdoors in Lancashire it performs best in a sheltered, sun-exposed spot away from prevailing damp and wind.

Climate:

Growing Upside Down Runtz in Lancashire requires constant attention to moisture because of the wet Welsh valley climate. Extra drying space and a strict mould-prevention routine are essential to protect the harvest.

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 are turning brown inside, what happened?
A
Verified answer
That sounds like internal bud rot; cut affected colas out immediately, increase ventilation and lower humidity to prevent spread.
Common question Posted by Urbanseedbank Answered
Q
Should I top or FIM this strain?
A
Verified answer
Topping works well to create multiple main colas while FIM can produce more varied branching; choose based on your canopy plan and experience.
Common question Posted by Urbanseedbank Answered
Q
How often should I water during flowering?
A
Verified answer
Water when the top two to three centimetres of medium feel dry and adjust frequency to pot size and temperature rather than a fixed schedule.
Common question Posted by Urbanseedbank Answered
Q
Any late-flower nutrient tips?
A
Verified answer
Reduce nitrogen and maintain potassium and phosphorus to support bud ripening, then taper off feeding in the final week or two before harvest.
Common question Posted by Urbanseedbank Answered
Q
How do I keep smells down in a small indoor tent?
A
Verified answer
Use a quality carbon filter, control humidity, and consider a small ozone or scent-neutralising unit outside the grow area if legal and safe.

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