FMhybrid-indica
Hybrid-IndicaModernTHC-Dominantevening

Foul Mouth

26%

THC

0.11%

CBD

Top flavors

spicycitrusearthy
CalmingEnergizing

Foul Mouth has balanced effects.

Low THCHigh THC

Foul Mouth potency is higher THC than average.

Foul Mouth is a modern hybrid-indica cultivar derived from the genetics of Grandpa’s Breath. Designed for those seeking a balance of vigor and productivity, this strain has earned a reputation for its reliable performance in both indoor and outdoor cultivation environments. Growers can expect a moderate difficulty level throughout the growth cycle, which culminates in a high yield after a relatively swift 63-day flowering period.

The chemical profile of Foul Mouth is anchored by a dominant concentration of caryophyllene, supported by secondary notes of limonene, myrcene, and beta-pinene. Further nuance is provided by a complex inclusion of linalool, humulene, pinene, terpinolene, and bisabolol, with trace amounts of caryophyllene-oxide providing the final edge to its aromatic complexity. This THC-dominant cultivar translates these compounds into a distinct sensory profile, reflecting its heavy genetic reliance on its established lineage to provide a layered, pungent experience.

Physiologically, Foul Mouth presents as a THC-dominant experience characterized by relaxed, calm, and focused effects. These properties make it a frequent selection for consumers managing pain, stress, or difficulties with sleep. The influence of this strain on the modern breeding landscape is evident through its robust genetic legacy, which includes notable offspring such as Foul Carnie Teeth, Silas Botwin, Stanky Cookie, and Witches Tits.

Terpene Profile

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

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

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.

~28%

citrus

●●○○

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

~12%

earthy

●●●○

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

Effects

Reported effects — derived from terpene chemistry and cannabinoid profile.

Genetic Profile

Indica-dominant

■ Indica 70%■ Sativa 30%

Primarily indica with sativa influence. Relaxing body with some cerebral lift.

THC-Dominant

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

Genealogy

Parentage, ancestry, and genetic relatives of Foul Mouth.

Composite Traits

Use caution if

daytime-productivitymorning-useevening-wind-down

Where to buy Foul Mouth

No verified dispensaries on file — find it on Leafly.

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What would Foul Mouth × ? 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 Foul Mouth

Similar strains

Same primary terpene with overlapping effects.

Frequently Asked Questions

Is Foul Mouth indica or sativa?

Foul Mouth is modeled here as a indica-dominant (primarily indica with sativa influence).

What terpene is dominant in Foul Mouth?

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

Is Foul Mouth good for daytime use?

Foul Mouth 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.