VBhybrid-sativa
Hybrid-SativaModernTHC-Dominantmorning

Vietnam Black

Top flavors

sweetfloralearthy
CalmingEnergizing

Vietnam Black effects are mostly energizing.

Vietnam Black is a modern hybrid-sativa strain derived from its direct parent, Vietnamese Black. Cultivated to thrive in both indoor and outdoor environments, this strain presents a moderate difficulty for growers, requiring a patient 98-day flowering cycle to reach its full maturity. Those who successfully manage its lengthy development are rewarded with a high yield, reflecting its robust expression. The strain serves as a significant genetic building block, most notably demonstrated by its role in the development of the Vietnam Black x Thai hybrid.

The chemical profile of Vietnam Black is defined by a complex arrangement of terpenes, led by dominant ocimene, followed by nerolidol, humulene, caryophyllene, and limonene. Secondary and tertiary contributions from beta-pinene, pinene, camphene, linalool, myrcene, and alpha-terpinene round out the profile. This specific chemical synergy influences the physical aroma and sensory experience, grounding the high-thc flower in a multifaceted, layered scent and flavor profile shaped by its diverse terpene constituents.

Users of Vietnam Black can expect effects that are primarily creative, uplifted, and euphoric. Given these characteristics, the strain is well-suited for professional or artistic tasks requiring sustained creativity, as well as for social settings where maintained focus is advantageous. As a thc-dominant hybrid, it provides a consistent experience for consumers looking to enhance cognitive engagement while benefiting from a positive, elevated mood.

Terpene Profile

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

ocimene ~60%nerolidol ~28%humulene ~12%
TerpeneShare
ocimene~60%
nerolidol~28%
humulene~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%

sweet

●○○○

Antifungal, antiviral, decongestant; activates CB1/CB2 at 10–60% THC efficacy per Israeli receptor study (NORML 2025); highly volatile (bp 50–66°C); limited clinical data.

~28%

floral

●●○○

Russo 2011: sedative properties; enhances transdermal pharmaceutical penetration; antimalarial; PMC11060501: GABAergic-mediated antinociception.

~12%

earthy

●○○○

PMC11060501: opioid-independent antinociception; appetite suppression (anorectic); NF-κB dual-pathway synergy with caryophyllene.

Effects

Reported effects — derived from terpene chemistry and cannabinoid profile.

Genetic Profile

Sativa-dominant

■ Indica 30%■ Sativa 70%

Primarily sativa with indica grounding. Uplifting with body relaxation.

THC-Dominant

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

Genealogy

Parentage, ancestry, and genetic relatives of Vietnam Black.

Composite Traits

Use caution if

pain-reliefdaytime-productivity

Where to buy Vietnam Black

No verified dispensaries on file — find it on Leafly.

Dispensary Locator

Find which dispensaries near you currently stock Vietnam Black.

or enter a city / postcode

Community Reviews

No reviews yet — be the first!

No reviews yet for Vietnam Black.

What would Vietnam Black × ? 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 Vietnam Black

Similar strains

Same primary terpene with overlapping effects.

Frequently Asked Questions

Is Vietnam Black indica or sativa?

Vietnam Black is modeled here as a sativa-dominant (primarily sativa with indica grounding).

What terpene is dominant in Vietnam Black?

Ocimene is shown as the dominant terpene at approximately ~60%. Nerolidol follows as the secondary terpene.

Is Vietnam Black good for daytime use?

Vietnam Black 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.