MWhybrid

Master Widow

Top flavors

earthyspicycitrus
CalmingEnergizing

Master Widow effects are mostly calming.

Master Widow is a modern hybrid strain developed through the deliberate crossing of Indica, Sativa, Amazonia, and Green Thai genetics. This carefully selected combination of diverse lineages serves as a focal point for the strain's genetic architecture. Cultivators can expect a moderate difficulty level when growing the plant in both indoor and outdoor environments, with a flowering period that concludes at 63 days and results in a high yield.

The chemical profile of Master Widow is defined by a terpene sequence led by myrcene, followed by caryophyllene and limonene as the secondary and tertiary contributors respectively. This specific arrangement of terpenes dictates the aromatic and flavor landscape of the flower. These compounds function in unison to define the sensory experience, grounding the profile in the distinct characteristics of its dominant myrcene content while layering in the specific nuances provided by caryophyllene and limonene.

As a THC-dominant variety, the physiological impact is marked by effects that are consistently relaxed, happy, and uplifted. These characteristics make the strain a suitable choice for addressing symptoms associated with stress, pain, and sleep. Beyond its immediate application, the strain has exerted a significant influence on modern breeding, serving as a parent to notable offspring including Amazonia, Himalaya Haze, Ingemar's Punch, Master Haze, Merlin's Dream, Shaman's High, and Widow Warrior.

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 Widow.

Composite Traits

Use caution if

daytime-productivitymorning-useevening-wind-down

Where to buy Master Widow

No verified dispensaries on file — find it on Leafly.

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What would Master Widow × ? 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 Widow

Similar strains

Same primary terpene with overlapping effects.

Frequently Asked Questions

Is Master Widow indica or sativa?

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

What terpene is dominant in Master Widow?

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

Is Master Widow good for daytime use?

Master Widow 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.