J3hybrid

Jack 33

Top flavors

earthyspicycitrus
CalmingEnergizing

Jack 33 effects are mostly calming.

Jack 33 is a modern hybrid strain derived from Flower. This cultivar is categorized as a moderate-difficulty grow that thrives in both indoor and outdoor environments. With a rapid 49-day flowering cycle, the plant demonstrates a high production capacity, making it a reliable option for cultivators seeking efficient harvests.

The sensory profile of Jack 33 is defined by a complex chemical composition led by dominant terpinolene, followed by myrcene and p-cymene. The terpene profile continues with caryophyllene, linalool, limonene, nerolidol, beta-pinene, humulene, alpha-terpinene, pinene, ocimene, gamma-terpinene, caryophyllene-oxide, camphene, and bisabolol. This extensive array of secondary metabolites creates a multifaceted aromatic and flavor experience representative of a THC-dominant hybrid.

Users report that Jack 33 facilitates effects categorized as relaxed, happy, and uplifted. These characteristics make it a functional choice for those managing stress, pain, or difficulties with sleep. The genetic legacy of this strain is substantial, as it has served as a parent to numerous notable offspring including Afghan Haze 33, Bubba Kush 33, California, Critical Mass 33, Gryphon 33, Herijuana Jack 33, Long Haze, NL5 Haze Jack 33, P.O.W 33, Red Colombian Haze, Toxic Blue 33, and White Shark 33.

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

Balanced Hybrid

■ Indica 50%■ Sativa 50%

Equal indica and sativa genetics. Balanced body and mind effects.

THC-Dominant

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

Genealogy

Parentage, ancestry, and genetic relatives of Jack 33.

Composite Traits

Use caution if

daytime-productivitymorning-useevening-wind-down

Dispensary Locator

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What would Jack 33 × ? 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 Jack 33

Similar strains

Same primary terpene with overlapping effects.

Frequently Asked Questions

Is Jack 33 indica or sativa?

Jack 33 is modeled here as a balanced hybrid (equal indica and sativa genetics).

What terpene is dominant in Jack 33?

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

Is Jack 33 good for daytime use?

Jack 33 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.