
- Compact, resinous and well suited to greenhouse grows
Royal Fire
Royal Fire is a resilient hybrid with spicy-citrus flavour, well suited to humid greenhouse setups.
- Reliable resin production in sheltered gardens
- Spicy pine and citrus terpene profile
- Good yields with proper humidity management
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18-22% |
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0.5-1% |
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Royal Kush x Fire OG |
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Hybrid (indica-leaning) |
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Intermediate |
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8-9 weeks |
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Medium |
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Medium-high |
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pine, citrus, diesel |
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Feminised, regular and some autoflower phenotypes |
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humid greenhouse |
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euphoric, uplifting, relaxing |
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Indoor / Outdoor |
About Royal Fire
Royal Fire is a dependable hybrid bred for growers who want a robust plant with pronounced resin and a clear, uplifting effect. It favours protected outdoor or greenhouse environments, tolerates moderate stress and rewards careful humidity control with consistent yields and strong terpene expression.
Royal Fire is a balanced hybrid leaning slightly towards indica. It combines compact, resinous buds with manageable stretch.
THC typically ranges from 18% to 22% in mature flowers. That level produces a clear head sensation with a warming body effect at higher doses.
CBD is low, generally under 1%. The low CBD emphasises psychoactive effects rather than strong anti-inflammatory action.
Royal Fire descends from Royal Kush x Fire OG. The cross yields tight, resinous buds with spicy-citrus terpene notes.
Seeds are offered mainly as feminised and regular options depending on the breeder. Some crosses also produce autoflower phenotypes for faster outdoor cycles.
Growing Royal Fire suits growers with some experience because it tolerates common issues but needs careful humidity control. In humid greenhouse conditions it benefits from good ventilation and regular pruning to prevent mould.
Flowering finishes in about eight to nine weeks under stable conditions. Outdoor harvest in Cardiff typically falls in early October.
Yield per plant is moderate to high when provided steady feeding and airflow. In a humid greenhouse yields are generally more consistent than in exposed outdoor sites.
Plants reach a medium height with a sturdy central cola and several branching nodes. They adapt well to typical Cardiff gardens and greenhouse benches.
Royal Fire performs reliably both indoors and outdoors when humidity and airflow are managed in Cardiff. Outdoor cannabis cultivation in sheltered gardens or greenhouses produces dense buds and good resin.
In Cardiff a humid greenhouse offers protection from rain and reliable ripening when managed correctly. Maintain dehumidification and strong airflow to reduce mould risk in a humid greenhouse environment.
Initial effects are uplifting and mildly cerebral, improving focus for short tasks. As the session progresses the body relaxes without heavy sedation.
Flavour leans to sharp pine and bright citrus on the inhale. A subtle diesel afternote lingers on the exhale.
Frequently Asked Questions
Common questions about this strain, covering growth, effects, and suitability for UK conditions.
Use a well-draining loam enriched with organic matter and monitor pH to stay around 6.0–6.5.
Water less frequently but more deeply, allowing the top few centimetres to dry out to avoid root rot and excess humidity.
Look for mostly cloudy trichomes with some ambers around eight to nine weeks of flowering for balanced effects.
Keep plants spaced, prune lower foliage, use fans for airflow and reduce humidity during late flowering to prevent bud rot.
Increase phosphorus and potassium during bloom while keeping nitrogen moderate to support bud development and resin production.
Yes, its medium height and structure make it manageable for small outdoor spaces if sheltered from heavy rain.
Some breeders supply autoflower phenotypes that suit outdoor cycles, but yields are usually smaller than photoperiod plants.
Watch for aphids, spider mites and thrips; use integrated pest management and beneficial insects where possible.
Dry slowly for around a week, then cure in jars for at least two weeks to improve flavour and smoothness, with regular burping.
Yes, when given shelter or a greenhouse it performs well outdoors in Cardiff, but attention to humidity and airflow is essential.
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