MHhybrid

Master Haze

Top flavors

earthyspicycitrus
CalmingEnergizing

Master Haze effects are mostly calming.

Master Haze is a modern hybrid strain derived from the genetic crossing of Master Widow. As a cultivar classified within the current generation of cannabis breeding, it serves as a distinct point of departure from older genetic lines. The strain has demonstrated significant utility in both indoor and outdoor cultivation environments, where it requires a moderate level of technical skill to manage successfully. Growers can expect a 77-day flowering cycle and a high yield upon harvest.

The chemical profile of Master Haze is defined by a specific hierarchy of terpenes, led by myrcene as the primary aromatic compound, followed by caryophyllene and limonene as secondary and tertiary components. This combination generates a nuanced sensory experience, dictated by the interplay between the earthy qualities of myrcene, the subtle spice of caryophyllene, and the bright citrus notes of limonene.

In terms of clinical and recreational application, Master Haze is THC-dominant and is primarily utilized by those seeking relief from stress and pain or assistance with sleep. Users typically report a consistent profile of effects, characterized by feelings of relaxation, happiness, and an uplifted mood. The genetic legacy of this strain is evidenced by its notable offspring, Himalaya Haze, which carries forward the characteristics established by its parent.

Terpene Profile

Synergies (+) and conflicts (−) are relative to each other within this profile.

myrcene ~60%caryophyllene ~28%limonene ~12%
TerpeneShare
myrcene~60%
caryophyllene~28%
limonene~12%

Research notes below describe isolated terpene mechanisms and early findings. They do not guarantee effects from this strain and are not medical advice.

~60%

earthy

●●●○

Russo 2011: naloxone-sensitive analgesia, potentiates barbiturate sleep; dominant sedating terpenoid; blocks hepatic carcinogenesis by aflatoxin.

~28%

spicy

●●○○

Russo 2011: only terpene that is a selective full CB2 agonist (100 nM); Gertsch et al. 2008: acts as dietary cannabinoid; unique anti-inflammatory and gastric cytoprotective properties.

~12%

citrus

●●○○

Russo 2011: increases serotonin in prefrontal cortex + dopamine in hippocampus via 5-HT1A; Johns Hopkins 2024: significantly reduced anxiety vs THC alone.

Effects

Reported effects — derived from terpene chemistry and cannabinoid profile.

Genetic Profile

Balanced Hybrid

■ Indica 50%■ Sativa 50%

Equal indica and sativa genetics. Balanced body and mind effects.

THC-Dominant

High THC, trace CBD. Psychoactive. Full CB1 agonism — euphoria, appetite, analgesia.

Genealogy

Parentage, ancestry, and genetic relatives of Master Haze.

Composite Traits

Use caution if

daytime-productivitymorning-useevening-wind-down

Dispensary Locator

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What would Master Haze × ? produce?

Predict the terpene profile, effects, and growing traits of a cross. Our gene weaver engine votes on dominant traits from both parents.

Build a cross with Master Haze

Similar strains

Same primary terpene with overlapping effects.

Frequently Asked Questions

Is Master Haze indica or sativa?

Master Haze is modeled here as a balanced hybrid (equal indica and sativa genetics).

What terpene is dominant in Master Haze?

Myrcene is shown as the dominant terpene at approximately ~60%. Caryophyllene follows as the secondary terpene.

Is Master Haze good for daytime use?

Master Haze is versatile and works across different times of day depending on dose and individual response.

How accurate is this data?

See the "Data confidence" card in the sidebar. Terpene profiles and effects are chemistry-informed estimates — individual responses depend on phenotype, source, and personal chemistry.