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Guava Jam

Feminised

Guava Jam is a tropical, resinous hybrid well suited to intermediate growers in the UK who manage damp conditions.

Why choose Guava Jam?
  • Tropical aroma with sticky trichomes
  • Balanced high that suits creative sessions
  • Performs well with proper wet-weather care
THC 18-22%
CBD <1%
Lineage Guava x Jam
Genotype Hybrid
Difficulty Intermediate
Flowering 8-9 weeks
Height Medium to tall (1.2-2.0 m outdoor)
Yield Medium (350-450 g/m² indoor; 300-500 g/plant outdoor)
Taste Tropical guava, Sweet jam, Earthy
Seed Type Feminised
Climate Temperate, rainy autumn harvest season
Effects Uplifting, Relaxed, Creative
Environment Indoor and outdoor

About Guava Jam

Guava Jam is a fruit-forward hybrid that combines tropical guava notes with a sweet jammy overtone and an earthy finish. It offers a balanced high with an uplifted head and a relaxed body, making it versatile for recreational and some therapeutic uses. Gardeners in the UK should pay attention to humidity and timing, especially when planning an outdoor harvest around the rainy autumn months. Indoors it responds well to training and controlled environments, while outdoors it rewards careful canopy management and mildew prevention.

Grow Difficulty:

Grow difficulty is intermediate and plants tolerate some British wet weather but need attention during a rainy autumn harvest season. Extra ventilation and careful mildew prevention are important in damp conditions.

Flowering Time:

Flowering usually finishes in 8 to 9 weeks under good light. Outdoor growers in the UK should expect buds to mature by early autumn if conditions are favourable.

Yield:

Yield is medium to good with proper training and feeding, producing dense, resinous buds. Indoor growers can expect around 350-450 g/m² while outdoor yields vary with season and care.

Height:

Plants develop a medium to tall structure with several main colas. Branching responds well to pruning and training to control height.

Environment:

Indoors this strain does well under controlled conditions with low-stress training and defoliation. Outdoors in Durham it will reach good size but needs protection from persistent rain and wind.

Climate:

Growing Guava Jam in Durham requires particular vigilance because of the rainy autumn harvest season. Protect plants from prolonged damp, and plan harvest dates to avoid the worst of the rain in Durham.

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 outdoor Guava Jam is developing bud rot, what now?
A
Verified answer
Remove affected buds immediately and increase airflow. Harvest early if rot is widespread and dry carefully indoors.
Common question Posted by Urbanseedbank Answered
Q
What's the best training method for this strain in a small Durham garden?
A
Verified answer
Use low-stress training and a light screen to spread the canopy. This reduces height and improves light penetration while lowering moisture pockets.
Common question Posted by Urbanseedbank Answered
Q
Do I need to top Guava Jam plants?
A
Verified answer
Topping helps create multiple colas and can improve yields. Allow recovery time before flowering to avoid stress during bud set.
Common question Posted by Urbanseedbank Answered
Q
How often should I water in late summer?
A
Verified answer
Water deeply but infrequently, allowing the topsoil to dry slightly between sessions. In rainy periods reduce supplemental watering to avoid waterlogging.
Common question Posted by Urbanseedbank Answered
Q
Any quick tips for improving aroma retention during cure?
A
Verified answer
Dry slowly at 45-55% humidity, then cure in small jars with daily burps for the first two weeks. Keep jars in a cool, dark place to preserve volatile terpenes.

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