SR-71 PK
Top flavors
Terpenes
SR-71 PK effects are mostly calming.
SR-71 PK
Top flavors
Terpenes
SR-71 PK effects are mostly calming.
SR-71 PK is a modern indica strain with an undocumented lineage. Reportedly associated with the prominent Northern California medical cannabis community, it has established itself as a reliable cultivar for growers of varying experience levels. Plants reach maturity quickly, requiring a 53-day flowering window, and maintain a medium yield that is attainable in both indoor and outdoor environments. Due to its straightforward cultivation requirements and easy difficulty level, it remains a consistent selection for small-scale and commercial operations alike.
The aromatic profile of this cultivar is defined by its specific terpene hierarchy, beginning with a dominant concentration of myrcene. This is balanced by secondary notes of caryophyllene and a distinct tertiary influence of pinene. Together, these compounds create a defined sensory experience characterized by the interplay of these three terpenes, providing a unique flavor and aroma profile that reflects this specific chemical composition.
In terms of therapeutic application, the effects of this THC-dominant strain are marked by a sense of calm and relaxation, often accompanied by a notable level of mental focus. It is frequently utilized to assist with the management of pain, stress, and sleep disturbances. The genetic legacy of SR-71 PK is evidenced by its role as a parent to several recognized varieties, including Amber Dragon, Cali Grapes, Dragons Stash, Grizzly Peak, and Ultimate Purple.
Terpene Profile
Synergies (+) and conflicts (−) are relative to each other within this profile.
| Terpene | Share | Character | Likely role |
|---|---|---|---|
| myrcene | ~60% | earthy | relaxing · solo |
| caryophyllene | ~28% | spicy | relaxing · social |
| pinene | ~12% | pine | focus · 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.
~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.
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
Pure Indica
Body-heavy, relaxing genetics. Short stature, dense buds, broad leaves.
THC-Dominant
High THC, trace CBD. Psychoactive. Full CB1 agonism — euphoria, appetite, analgesia.
Genealogy
Parent data not yet recorded for SR-71 PK.
Composite Traits
Where to buy SR-71 PK
No verified dispensaries on file — find it on Leafly.
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What would SR-71 PK × ? 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 SR-71 PK →Similar strains
Same primary terpene with overlapping effects.
Frequently Asked Questions
Is SR-71 PK indica or sativa?
SR-71 PK is modeled here as a pure indica (body-heavy, relaxing genetics).
What terpene is dominant in SR-71 PK?
Myrcene is shown as the dominant terpene at approximately ~60%. Caryophyllene follows as the secondary terpene.
Is SR-71 PK good for daytime use?
SR-71 PK 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.