
- Balanced hybrid for reliable, resinous buds in temperate climates.
Cold Heat
Cold Heat is an indica-dominant hybrid bred for resinous buds and balanced effects, suited to intermediate growers.
- Resin-forward hybrid built for balanced lift and relaxation.
- Performs strongly in greenhouses and sheltered outdoor sites across southern England.
- Responds well to training for even canopies and solid yields.
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18-22% |
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0.5-1% |
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Northern Lights x Haze |
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Indica-dominant hybrid |
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Intermediate |
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8-9 weeks |
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Medium (80-150 cm) |
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Medium to high |
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Citrus zest, Pine resin, Subtle diesel |
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Feminised |
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temperate southern England climate |
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Uplifting cerebral buzz, Gradual body relaxation, Focused calm |
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Indoor and outdoor |
About Cold Heat
Cold Heat combines Northern Lights structure with Haze lift to create a resin-heavy, medium-height plant that performs well indoors, in greenhouses and in sheltered outdoor sites such as those found around Essex. It flowers in about 8–9 weeks and rewards careful training, ventilation and moderate feeding with dense, aromatic buds.
Cold Heat is an indica-dominant hybrid that favours resin production. The variety shows compact buds and sturdy colas suited to careful canopy work.
THC typically measures in the upper mid-range at around 18–22% when grown well. That potency delivers a noticeable cerebral lift without immediate heavy sedation for most users.
CBD is low to moderate, commonly about 0.5–1%. This balance supports recreational effects while offering mild therapeutic qualities.
The lineage pairs Northern Lights with a Haze parent for resin and brightness. This cross brings indica structure from Northern Lights and sativa lift from Haze.
Seeds are stable and feminised for predictable performance. They remove the need to identify and discard males and simplify canopy management in controlled environments.
Cold Heat suits growers with some prior experience due to its mid-level nutrient and training needs in a temperate southern England climate. Regular attention to pests, airflow and moisture will keep the canopy healthy.
Flowering completes in approximately 8–9 weeks under optimal conditions. Slight variation is possible depending on light schedules and feeding regimes.
Yield is medium to high when plants are trained and fed correctly, with indoor harvests reaching solid grams per square metre. Outdoor yields in favourable seasons can match or exceed indoor results if sheltered.
Plants remain medium in stature with a strong central cola and dense side branches. Expect final heights around 80–150 cm depending on training and container size.
Cold Heat thrives both indoors and outdoors and is well suited to greenhouse work in Essex where season length is moderate. Outdoor plants in Essex develop robust buds when given shelter from persistent late-season rain.
Growing Cold Heat in Essex benefits from the region's temperate southern England climate with warm but not extreme summers. Providing shelter from late autumn rains and occasional heat spikes will preserve trichome quality and reduce mould risk.
Effects start with an uplifting cerebral buzz that settles into a warm, relaxed body feeling. At higher doses users report a mellow sedation useful for evening use.
The flavour profile combines sharp citrus top notes with a woody pine backbone. A faint diesel undertone emerges on the exhale and in richer cured buds.
Frequently Asked Questions
Common questions about this strain, covering growth, effects, and suitability for UK conditions.
Maintain stable daytime temperatures around 20–26°C with slightly cooler nights, moderate humidity and steady airflow to prevent mould.
Indoors provide strong, consistent light during flowering—roughly 400–600 μmol/m²/s of PAR—with a 12/12 schedule to encourage dense bud formation.
Yes, it adapts well to greenhouse environments, where protection from wind and rain improves finish and reduces rot risk.
Begin a light flush around one to two weeks before harvest to improve taste, adjusting by observation of trichome and leaf condition.
Use elevated trellising, space plants to increase airflow, and choose sheltered sites to reduce prolonged moisture exposure.
Switch to a bloom formula higher in phosphorus and potassium while moderating nitrogen to support flower development.
Use environmental controllers for temperature and humidity, dehumidifiers, active ventilation and timed ventilation cycles to keep conditions stable and consistent for trichome development.
You can, but feminised seeds are recommended to avoid male plants and ensure a uniform canopy for resin production.
Yes, it responds well to low-stress training and topping early to create an even canopy and increase productive sites.
Leaf tip burn, darkened foliage and slowed growth are common signs of overfeeding; reduce EC and give plain water until recovery.
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