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High Rise

Feminised
Photoperiod

High Rise is a sativa-dominant hybrid bred for a bright, focused high and dependable performance in humid greenhouse conditions.

Why choose High Rise?
  • Bright cerebral uplift
  • Performs well in greenhouses
  • Reliable medium-high yields
THC 18-22%
CBD 0.5-1.5%
Lineage NORTHERN LIGHTS x SKUNK
Genotype Sativa-dominant hybrid
Difficulty Moderate
Flowering 8-10 weeks
Height Medium-tall (1.5-2.5 m outdoor)
Yield Medium-high (up to ~450 g/m² indoor, variable outdoor)
Taste citrus, earthy pine, sweet floral
Seed Type Feminised, photoperiod
Climate humid greenhouse
Effects uplifting, focused, gentle relaxation
Environment Both

About High Rise

High Rise offers a clear, uplifting cerebral high with a mellowing physical ease and a flavour mix of citrus, pine and sweet florals. Bred from NORTHERN LIGHTS x SKUNK, it provides reliable vigour and resin production for growers who manage humidity. In Yorkshire it suits both protected greenhouse grows and well-placed outdoor plots, though warm, dry spells and good airflow are important to avoid mould. Flowering runs around 8–10 weeks and yields are solid when ventilation, nutrient management and pest checks are consistent.

Grow Difficulty:

Under humid greenhouse conditions High Rise demands steady ventilation and routine mould checks to perform well. With good airflow and light management it grows predictably for growers of moderate experience.

Flowering Time:

Flowering typically spans 8 to 10 weeks under stable conditions. Expect reliable ripening rather than late surprises.

Yield:

Yield is medium to high when feed and environment are on point. Indoor growers can aim for around 400–450 g/m² while outdoor returns vary with season length.

Height:

Plants form a tall central cola with a number of side branches and a generally lanky structure. Outdoors they often reach between 1.5 and 2.5 metres given ample light.

Environment:

This strain suits both indoor and outdoor setups in Yorkshire, where greenhouse protection helps manage humidity. In Yorkshire's season, outdoor plants need good airflow and careful placement to avoid damp pockets.

Climate:

Growing High Rise in Yorkshire with humid greenhouse conditions requires strict moisture control and consistent ventilation. Active dehumidification and canopy circulation will reduce mould risk and support steady bud development.

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
I've got mould starting in my greenhouse, what quick steps should I take?
A
Verified answer
Increase ventilation immediately, remove any affected buds, reduce watering frequency and consider a dehumidifier to drop RH quickly.
Common question Posted by Urbanseedbank Answered
Q
When do you start flushing for High Rise?
A
Verified answer
I begin flushing around two weeks before expected harvest to reduce nutrient carryover and improve smoke quality.
Common question Posted by Urbanseedbank Answered
Q
Do you recommend foliar feeding in a humid greenhouse?
A
Verified answer
Use foliar feeds sparingly in veg, but avoid late bloom foliar sprays to reduce mould risk in humid environments.
Common question Posted by Urbanseedbank Answered
Q
How many main colas do you aim for?
A
Verified answer
I usually train for 4–6 main tops after initial topping to balance yield and manage canopy height in a greenhouse.
Common question Posted by Urbanseedbank Answered
Q
Should I bother with seaweed tonic?
A
Verified answer
Yes, a seaweed feed can boost vigour during veg but stop heavy bio-stimulants as flowering nears to avoid excess moisture on foliage.

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