L1hybrid-sativa
Hybrid-SativaModernTHC-Dominantmorning

Lemon 18

23.9%

THC

Top flavors

herbalearthyspicy
CalmingEnergizing

Lemon 18 effects are mostly energizing.

Low THCHigh THC

Lemon 18 potency is average.

Lemon 18 is a modern hybrid-sativa strain developed from a direct lineage of The OG #18. Designed for consistent production, this strain thrives in both indoor and outdoor environments, requiring a moderate level of grower expertise. Cultivators can expect a high yield from this variety, which reaches maturity after a 68-day flowering period.

The chemical profile of Lemon 18 is defined by a distinct terpene arrangement led by terpinolene, followed by myrcene and caryophyllene. This specific combination dictates the strain’s sensory experience, creating a flavor and aroma profile characterized by the interplay of these three primary compounds. The presence of significant THC concentrations, measured at approximately 23.9%, further shapes the potency and chemical complexity of the profile.

Users of Lemon 18 report balanced effects, with the strain frequently facilitating states of creativity, uplifted mood, and happiness. Its primary use cases center on tasks requiring focus, social engagement, and the stimulation of creative processes. Currently, there are no recorded instances of notable offspring produced from this specific genetic line.

Terpene Profile

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

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

herbal

●○○○

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

~28%

earthy

●●●○

Russo 2011: naloxone-sensitive analgesia, potentiates barbiturate sleep; dominant sedating terpenoid; blocks hepatic carcinogenesis by aflatoxin.

~12%

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.

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 18.

Composite Traits

Use caution if

sleep-seekingpain-reliefdaytime-productivitymorning-use

Where to buy Lemon 18

No verified dispensaries on file — find it on Leafly.

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What would Lemon 18 × ? 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 18

Similar strains

Same primary terpene with overlapping effects.

Frequently Asked Questions

Is Lemon 18 indica or sativa?

Lemon 18 is modeled here as a sativa-dominant (primarily sativa with indica grounding).

What terpene is dominant in Lemon 18?

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

Is Lemon 18 good for daytime use?

Lemon 18 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.