Fire 18
Modern
HGOhybrid-indica
Holy Grail OG
26.6%
THC
Top flavors
earthyspicypine
Terpenes
CalmingEnergizing
Holy Grail OG effects are mostly calming.
Low THCHigh THC
Holy Grail OG potency is higher THC than average.
Holy Grail OG
26.6%
THC
Top flavors
earthyspicypine
Terpenes
CalmingEnergizing
Holy Grail OG effects are mostly calming.
Low THCHigh THC
Holy Grail OG potency is higher THC than average.
Holy Grail OG is a modern hybrid-indica variety developed from a lineage featuring The OG #18. This strain is designed to perform in both indoor and outdoor cultivation environments, manifesting a moderate level of difficulty for the grower. With a flowering period of 63 days, it provides gardeners with a high harvest yield when managed correctly.
The chemical profile of Holy Grail OG is defined by a primary concentration of myrcene, followed by caryophyllene and a trace of pinene. This terpene composition shapes the sensory profile of the plant, delivering a distinct aromatic experience rooted in this specific hierarchy. These compounds work in concert to establish the nuanced scent and flavor characteristics observed across harvested samples of this hybrid.
As a THC-dominant cultivar, Holy Grail OG induces effects characterized by a sense of being relaxed, calm, and focused. These qualities make the strain a suitable option for individuals seeking management for pain, stress, or sleep-related issues. The genetic influence of the plant has proven significant in the breeding community, serving as the foundation for notable offspring such as Funk Muffin and Pink Cola.
Terpene Profile
Synergies (+) and conflicts (−) are relative to each other within this profile.
myrcene ~60%caryophyllene ~28%pinene ~12%
| Terpene | Share | Character | Likely role |
|---|---|---|---|
| myrcene | ~60% | earthy | relaxing · solo |
| caryophyllene | ~28% | spicy | relaxing · social |
| pinene | ~12% | pine | focus · creative |
Research notes below describe isolated terpene mechanisms and early findings. They do not guarantee effects from this strain and are not medical advice.
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.
Russo 2011: acetylcholinesterase inhibitor (IC50 0.44 mM) counteracting THC-induced short-term memory deficits; most widely encountered terpenoid in nature; anti-inflammatory via PGE-1.
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 Holy Grail OG.
Composite Traits
Where to buy Holy Grail OG
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What would Holy Grail OG × ? 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 Holy Grail OG →Similar strains
Same primary terpene with overlapping effects.
Frequently Asked Questions
Is Holy Grail OG indica or sativa?
Holy Grail OG is modeled here as a indica-dominant (primarily indica with sativa influence).
What terpene is dominant in Holy Grail OG?
Myrcene is shown as the dominant terpene at approximately ~60%. Caryophyllene follows as the secondary terpene.
Is Holy Grail OG good for daytime use?
Holy Grail OG 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.