JShybrid-sativa
Hybrid-SativaModernTHC-Dominantmorning

Jack Straw

Top flavors

herbalearthyspicy
CalmingEnergizing

Jack Straw effects are mostly energizing.

Jack Straw is a modern hybrid-sativa strain with an undocumented lineage. Cultivators categorize this strain as a moderate-difficulty plant that offers a high yield within a fifty-six-day flowering cycle. It is versatile enough to be grown successfully in both indoor and outdoor environments. Recognized for its structural reliability and productivity, Jack Straw serves as a significant genetic contributor to modern breeding efforts, most notably acting as the parent to the offspring known as Touch of Grey.

The terpene profile of Jack Straw is defined by a primary dominance of terpinolene, complemented by secondary notes of myrcene and tertiary hints of caryophyllene. This specific chemical composition shapes the sensory experience of the strain, delivering a distinct aromatic profile that reflects the integration of these three compounds. These terpenes interact to provide a complex olfactory and flavor experience that remains characteristic of this particular hybrid variety.

As a THC-dominant variety, Jack Straw is primarily utilized for effects that promote a creative, uplifted, and euphoric state of mind. It is effectively employed in scenarios where users require heightened focus, making it a suitable choice for creative endeavors or social engagement. The balance of its effects ensures that it remains a functional option for daytime use, while its role in the development of progeny like Touch of Grey cements its ongoing presence in the modern cannabis landscape.

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

Parent data not yet recorded for Jack Straw.

Jack Straw

Offspring — 1 strains bred from Jack Straw

View full lineage tree →

Composite Traits

Use caution if

sleep-seekingpain-reliefdaytime-productivitymorning-use

Dispensary Locator

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What would Jack Straw × ? 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 Straw

Similar strains

Same primary terpene with overlapping effects.

Frequently Asked Questions

Is Jack Straw indica or sativa?

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

What terpene is dominant in Jack Straw?

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

Is Jack Straw good for daytime use?

Jack Straw 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.