ABJauto
AutoflowerModernTHC-Dominantevening

Auto Black JH

Top flavors

earthyspicycitrus
CalmingEnergizing

Auto Black JH effects are mostly calming.

Auto Black JH is a modern, autoflowering variety derived from a genetic cross of Black Domina and Ruderalis. The origins of this specific hybrid remain undocumented beyond these parent genetics, as no comprehensive breeder backstory or historical timeline is currently available to provide further context on its development. As a modern autoflowering strain, it is designed for ease of accessibility, though precise information regarding the circumstances of its initial creation is unavailable.

The chemical profile of Auto Black JH features a complex array of compounds, with a profile that likely includes myrcene, caryophyllene, limonene, pinene, terpinolene, linalool, beta-pinene, humulene, bisabolol, nerolidol, ocimene, camphene, and guaiol in that order of prevalence. This terpene array suggests an estimated sensory experience that shifts from earthy and peppery base notes through citrus and pine nuances. Because this terpene profile is estimated based on current lab data, the resulting aroma and flavor profile tends to reflect the sequential dominance of these compounds, offering a multifaceted bouquet that captures both floral and herbaceous qualities.

As a THC-dominant cultivar, Auto Black JH produces experiences consistently reported as relaxed, happy, and uplifted. These characteristics make it a viable option for those seeking support for stress, pain, or difficulty with sleep. Growers will find it an easy strain to cultivate in both indoor and outdoor environments, reaching maturity in a 60-day flowering period, though it produces a low yield. There are currently no recorded offspring from this plant, marking it as a distinct, standalone entry in modern genetics.

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

Autoflower

Photoperiod-independent. Flowers based on age, not light cycle. Compact and fast.

THC-Dominant

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

Genealogy

Parentage, ancestry, and genetic relatives of Auto Black JH.

Ancestry

Auto Black JHFull tree →
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Composite Traits

Use caution if

daytime-productivitymorning-useevening-wind-down

Where to buy Auto Black JH

No verified dispensaries on file — find it on Leafly.

Dispensary Locator

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What would Auto Black JH × ? 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 Auto Black JH

Similar strains

Same primary terpene with overlapping effects.

Frequently Asked Questions

Is Auto Black JH indica or sativa?

Auto Black JH is modeled here as a autoflower (photoperiod-independent).

What terpene is dominant in Auto Black JH?

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

Is Auto Black JH good for daytime use?

Auto Black JH 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.