Afghaan 90
Modern
GDPindica
Grand Daddy Purp
17%
THC
0.05%
CBD
0.27%
CBG
Top flavors
earthyspicypine
Terpenes
CalmingEnergizing
Grand Daddy Purp effects are mostly calming.
Low THCHigh THC
Grand Daddy Purp potency is average.
Grand Daddy Purp
17%
THC
0.05%
CBD
0.27%
CBG
Top flavors
earthyspicypine
Terpenes
CalmingEnergizing
Grand Daddy Purp effects are mostly calming.
Low THCHigh THC
Grand Daddy Purp potency is average.
Grand Daddy Purp is a modern indica strain with an undocumented lineage. According to lore, the strain gained significant recognition within the California cannabis community for its distinct structural characteristics and consistent performance. As a variety that thrives in both indoor and outdoor environments, it is noted for its ease of cultivation, typically requiring a 77-day flowering cycle to reach a harvest that provides a medium yield.
The chemical profile of Grand Daddy Purp is anchored by a terpene composition dominated by myrcene, followed by caryophyllene and pinene as the secondary and tertiary compounds. This specific combination influences the strain’s sensory experience, manifesting as a balanced aromatic and flavour profile. The cannabinoid content is consistently THC-dominant, supporting the established identity of the variety.
Users of Grand Daddy Purp report a progression of effects that include a sense of being relaxed, calm, and focused. These characteristics make it a functional choice for those seeking support with pain, stress, or sleep, depending on individual physiological responses. The legacy of the strain is further reflected in its notable offspring, which includes Royal Afghani, Magic Fire, BellaDonna, Cocoa OG, Confidental Purp, Cookie, G-Funk, Girl Don't Play, Grand Cognac, Grand Daddy Psycho, Grand Daddy Silvertip, and Granddaddy Confidential.
Terpene Profile
Synergies (+) and conflicts (−) are relative to each other within this profile.
myrcene ~60%caryophyllene ~28%pinene ~12%
| 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
■ Indica 100%■ Sativa 0%
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 Grand Daddy Purp.
◈Grand Daddy Purp
Offspring — 18 strains bred from Grand Daddy Purp
BellaDonnamyrceneCocoa OGterpinoleneCookiecaryophylleneG-FunkmyrceneGirl Don't PlaymyrceneGrandpa LarrymyrceneGrandpa's BreathcaryophylleneHawaiian Honey PurplemyrceneJamaican PurplecaryophylleneKens Grand OGmyrceneMagic FiremyrceneMember BerriesmyrceneNo Proof PurpmyrcenePhantom CookiescaryophyllenePink CookiezmyrcenePurple CakelinaloolPurple DragonfruitcaryophylleneRoyal Afghanimyrcene
Composite Traits
Where to buy Grand Daddy Purp
No verified dispensaries on file — find it on Leafly.
Dispensary Locator
Find which dispensaries near you currently stock Grand Daddy Purp.
or enter a city / postcode
Community Reviews
No reviews yet — be the first!
No reviews yet for Grand Daddy Purp.
⊕
What would Grand Daddy Purp × ? 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 Grand Daddy Purp →Similar strains
Same primary terpene with overlapping effects.
Frequently Asked Questions
Is Grand Daddy Purp indica or sativa?
Grand Daddy Purp is modeled here as a pure indica (body-heavy, relaxing genetics).
What terpene is dominant in Grand Daddy Purp?
Myrcene is shown as the dominant terpene at approximately ~60%. Caryophyllene follows as the secondary terpene.
Is Grand Daddy Purp good for daytime use?
Grand Daddy Purp 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.