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Grandmommy Purple

Photoperiod feminised

Grandmommy Purple is an indica-dominant hybrid with grape and berry notes, suitable for growers who can manage humidity.

Why choose Grandmommy Purple?
  • Grape-forward aroma with dense resin
  • Compact, manageable growth for small spaces
  • Performs best with strict humidity control
THC 18-24%
CBD 0.5-1.2%
Lineage Granddaddy Purple x Purple Urkle
Genotype Indica-dominant hybrid
Difficulty Intermediate
Flowering 8-9 weeks
Height Short to medium
Yield Medium
Taste Grape, Berry, Earthy
Seed Type Photoperiod Feminised
Climate short outdoor growing season
Effects Relaxed, Sleepy, Euphoric
Environment Both

About Grandmommy Purple

Grandmommy Purple produces compact, resinous buds with a pronounced grape aroma inherited from classic purple lineage. Growers in temperate regions appreciate its manageable height and reliable resin production, though success depends on strict mould prevention and careful timing in wet climates.

Grow Difficulty:

Growing Grandmommy Purple is best suited to growers with some experience due to its need for careful humidity control. In Essex, where you face a short outdoor growing season, plan for an early start and a compact flowering period.

Flowering Time:

Flowering takes around eight to nine weeks under ideal conditions. Outdoors in cooler regions expect slight delays, so monitor trichomes rather than calendar weeks.

Yield:

Yields are moderate when grown outdoors and can be respectable indoors with controlled conditions. Final weight depends on humidity control and bud density rather than sheer plant size.

Height:

Plants tend to be short to medium in height with a sturdy, compact structure ideal for limited space. Side branching creates tight canopy layers that respond well to low-stress training.

Environment:

Indoors, Grandmommy Purple performs well in pots with stable humidity and ventilation; growers in Essex can coax high resin yields under lights. Outdoors it finishes compactly, but in Essex the harvest window is narrow and requires close attention to weather.

Climate:

Growing Grandmommy Purple in Essex with a short outdoor growing season demands early planting and strict mould prevention. Plan for wet autumns, protect buds from prolonged damp, and use sheltered sites or cover when needed.

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 noticed bud tips turning grey after heavy rain, what should I do?
A
Verified answer
Cut back affected buds, improve airflow around the canopy and consider harvesting early if rot is widespread.
Common question Posted by Urbanseedbank Answered
Q
My plants stretch a bit after light change, is that normal?
A
Verified answer
A final stretch during the first two weeks of flowering is normal; plan trellising or support to keep branches upright.
Common question Posted by Urbanseedbank Answered
Q
What flushing routine do you use before harvest?
A
Verified answer
I flush with plain pH-balanced water for the last 7-10 days to clear excess nutrients and smooth the smoke.
Common question Posted by Urbanseedbank Answered
Q
Do you trim fan leaves during bloom?
A
Verified answer
I selectively remove large fan leaves that block light or airflow but avoid heavy defoliation that stresses the plant.
Common question Posted by Urbanseedbank Answered
Q
How do you dry and cure buds in a damp climate?
A
Verified answer
Dry slowly in a controlled, cool environment with good ventilation and then cure in jars, burping daily to release any trapped moisture.

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