Grapefruit Haze
26%
THC
Top flavors
Grapefruit Haze effects are mostly calming.
Grapefruit Haze potency is higher THC than average.
Grapefruit Haze is a modern hybrid-sativa variety derived from the genetics of Super Silver Haze. This strain is cultivated for high yields and exhibits a moderate level of growth difficulty, making it suitable for both indoor and outdoor environments. Growers can expect a prompt flowering phase of 60 days to reach maturity. As a product of specific breeding practices, the strain has established itself as an influential genetic foundation, serving as a parent to notable offspring such as Gratefruit Gas, Gratefruit Lotus, and Pomelo.
The chemical profile of Grapefruit Haze begins with myrcene as the primary terpene, followed by a secondary presence of pinene and limonene. The full terpene spectrum continues with beta-pinene, caryophyllene, guaiol, bisabolol, camphene, and terpinolene. This combination shapes a complex sensory experience defined by these specific aromatic and flavor constituents. The interplay of these terpenes informs the strain’s distinct profile, rooting its character in this precisely ordered hierarchical arrangement.
As a THC-dominant cultivar, Grapefruit Haze is utilized to facilitate creative, uplifted, and euphoric effects. These properties make it a pragmatic choice for users seeking to enhance creativity, improve focus, or engage in social settings. Its documented influence on subsequent strains like Gratefruit Gas, Gratefruit Lotus, and Pomelo highlights its reliability as a genetic contributor in modern cannabis cultivation beyond its primary application for consumer use cases.
Terpene Profile
Synergies (+) and conflicts (−) are relative to each other within this profile.
| Terpene | Share | Character | Likely role |
|---|---|---|---|
| myrcene | ~60% | earthy | relaxing · solo |
| pinene | ~28% | pine | focus · creative |
| limonene | ~12% | citrus | social · 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.
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.
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.
creative
morningAssociated with terpinolene/limonene profiles; dopaminergic and serotonergic modulation via limonene 5-HT1A supports divergent thinking.
uplifted
morningLimonene anxiolytic/antidepressant via serotonin elevation in prefrontal cortex (Russo 2011); mood improvement without full euphoria; key for balanced-1-1 profiles.
happy
anytimeGenetic Profile
Sativa-dominant
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 Grapefruit Haze.
Ancestry
Great-great-grandparents
Great-grandparents
Siblings
Share parent super silver haze
Offspring — 3 strains bred from Grapefruit Haze
Composite Traits
Where to buy Grapefruit Haze
No verified dispensaries on file — find it on Leafly.
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What would Grapefruit Haze × ? produce?
Predict the terpene profile, effects, and growing traits of a cross. Our gene weaver engine votes on dominant traits from both parents.
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Frequently Asked Questions
Is Grapefruit Haze indica or sativa?
Grapefruit Haze is modeled here as a sativa-dominant (primarily sativa with indica grounding).
What terpene is dominant in Grapefruit Haze?
Myrcene is shown as the dominant terpene at approximately ~60%. Pinene follows as the secondary terpene.
Is Grapefruit Haze good for daytime use?
Grapefruit Haze 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.