LJhybrid-sativa
Hybrid-SativaModernTHC-Dominantevening

Lemon Jack

13.5%

THC

0.05%

CBG

Top flavors

earthyherbalpine
CalmingEnergizing

Lemon Jack effects are mostly calming.

Low THCHigh THC

Lemon Jack is lower THC than average.

Lemon Jack is a modern hybrid-sativa derived from Lemon Kush, serving as an influential genetic foundation for notable offspring such as Grape Head #5 and Lemon Pacman. This strain requires moderate skill to cultivate, thriving in both indoor and outdoor environments, and is recognized for producing high yields over a 66-day flowering period. With a THC-dominant cannabinoid profile, it maintains a structured growth habit consistent with its refined breeding background.

The aromatic and flavor profile of Lemon Jack is defined by a complex sequence of terpenes, led by myrcene as the primary compound, followed by terpinolene, pinene, and caryophyllene. The secondary tier of its chemistry includes ocimene, beta-pinene, humulene, limonene, and guaiol, while the tertiary profile features trace amounts of linalool, nerolidol, bisabolol, alpha-terpinene, carene, and camphene and terpinene. This chemical composition results in a distinct sensory experience characterized by the interplay of these specific botanical compounds.

Users typically seek out Lemon Jack for its ability to foster feelings of creativity, euphoria, and an uplifted demeanor. These effects make the strain particularly well-suited for social situations, tasks requiring sustained focus, or projects that demand a creative spark. Beyond its immediate user benefits, the strain has secured a stable reputation within the modern market through its consistent genetic contribution to high-performing progeny.

Terpene Profile

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

myrcene ~60%terpinolene ~28%pinene ~12%
TerpeneShare
myrcene~60%
terpinolene~28%
pinene~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%

herbal

●○○○

PMC11060501: antinociception via NO/PGE2/TNF-α inhibition; associated with cerebral sativa profiles; least clinically characterised of major terpenes.

~12%

pine

●●○○

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

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 Lemon Jack.

Composite Traits

Use caution if

daytime-productivitymorning-usepain-relief

Where to buy Lemon Jack

No verified dispensaries on file — find it on Leafly.

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What would Lemon Jack × ? 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 Lemon Jack

Similar strains

Same primary terpene with overlapping effects.

Frequently Asked Questions

Is Lemon Jack indica or sativa?

Lemon Jack is modeled here as a sativa-dominant (primarily sativa with indica grounding).

What terpene is dominant in Lemon Jack?

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

Is Lemon Jack good for daytime use?

Lemon Jack 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.