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Alpha Runtz

Feminised

Alpha Runtz is a balanced hybrid that offers sweet, creamy flavours and a clear, uplifting high.

Why choose Alpha Runtz?
  • Sweet dessert flavour
  • Stable feminized genetics
  • Great greenhouse performer
THC 18-22%
CBD 0.3-1%
Lineage Runtz x Gelato
Genotype Hybrid
Difficulty Intermediate
Flowering 8-10 weeks
Height 0.8-2.5 m
Yield Medium-High
Taste Sweet, Creamy, Berry
Seed Type Feminised
Climate Temperate Maritime; Suits Greenhouse And Sheltered Outdoor Spots
Effects Uplifting, Relaxed, Euphoric
Environment Indoor & Outdoor

About Alpha Runtz

Alpha Runtz is a balanced hybrid bred for flavour and reliable resin. You will find sweet berry and creamy dessert notes in the smoke. You can grow it indoors or in a greenhouse across the UK. Train plants early to control stretch and improve yields. Watch humidity in late flowering and keep airflow steady. Feed a balanced veg formula then switch to bloom nutrients and reduce nitrogen. Harvest around late September or October outdoors and dry slowly for best flavour.

Grow Difficulty:

Growing Alpha Runtz is intermediate in difficulty and rewards steady environment control. UK humidity and wet summers make a greenhouse or dehumidifier useful for growers in places like Manchester.

Flowering Time:

Flowering typically takes 8-10 weeks indoors. Outdoors in the UK that fits the short season, with harvest around late September or October in Cornwall or Devon gardens.

Yield:

Yields are medium to high under good conditions. Indoor growers using SCROG or SOG and greenhouse growers in Bristol can see solid results with proper feeding.

Height:

Plants tend to stay medium in height indoors but can stretch outdoors. In a typical UK grow room you can expect 0.8-1.5 metres, while untrained outdoor plants may reach up to 2.5 metres in sheltered spots.

Environment:

Alpha Runtz performs well both indoors and outdoors when given shelter from damp British weather. Greenhouse growing across Britain often gives the best balance between control and natural vigour.

Climate:

Best results come from a temperate maritime climate with protection from heavy autumn rains. Growers in Cornwall, the Scottish Highlands, and Snowdonia often use greenhouses or polytunnels to shield plants from damp conditions.

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 did your Alpha Runtz stretch in flower?
A
Verified answer
It doubles in the first two weeks of flower, so I topped and tied down early to control height.
Common question Posted by Urbanseedbank Answered
Q
What feed schedule worked for you?
A
Verified answer
I ran a steady veg feed, switched to a bloom feed at week two of flower, and eased off nitrogen after week five.
Common question Posted by Urbanseedbank Answered
Q
Any tips for avoiding mould in the UK?
A
Verified answer
Keep good airflow, open vents on dry days, and pick a sheltered spot in the garden or use a greenhouse in places like Bristol.
Common question Posted by Urbanseedbank Answered
Q
How dense were your buds?
A
Verified answer
Buds were compact and resinous after six weeks of flowering, with good trichome coverage by week eight.
Common question Posted by Urbanseedbank Answered
Q
Do you recommend flushing before harvest?
A
Verified answer
Yes. I flush with plain water for the last week to improve smoke and flavour.

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