Genetics & Lineage
Reported by Barney's Farm (1 of 2 breeder reports).
Other breeder reports: Lucky 13 Seed Company: Purple Urkle × BC Big Bud.
Breeder-reported parentage; not DNA-verified.
Effects
Aroma & Taste
Aroma
Taste
Breeder releases (3)
| Breeder | Type | Parentage |
|---|---|---|
| Barney's Farm | Indica-dominant hybrid | Purple Urkle × Big Bud |
| Lucky 13 Seed Company | — | Purple Urkle × BC Big Bud |
| Royal Queen Seeds | Indica dominant | — |
Academic research (2 studies)
Peer-reviewed, open-access studies that examined samples sold or grown under this name. Findings describe those samples, not the breeder’s release, and may not match every product. Each quote is copied from the paper’s full text.
- Cannabinoids: Granddaddy Purple was assigned to the THC chemotype (16-THC).
“16 | Granddaddy Purple | 16-THC | C2 | C5 | "Indica" dominant”
Jin D et al. (2021). Classification of cannabis strains in the Canadian market with discriminant analysis of principal components using genome-wide single nucleotide polymorphisms. PloS one. doi:10.1371/journal.pone.0253387
- Terpenes: Granddaddy Purple was grouped in a 'Purple' terpenoid chemotype class characterized by α-pinene and β-pinene at roughly 2:1.α-pineneβ-pineneα-pinene:β-pinene ~2:1
“Purple | Grape Ape, Purple Cream, Purple Princess, Purple Urkle, Blue Mazaar, Granddaddy Purple, Purple Max, Watermelon | α-Pinene: β-pinene ∼2:1”
Fischedick JT. (2017). Identification of Terpenoid Chemotypes Among High (-)-trans-Δ9- Tetrahydrocannabinol-Producing Cannabis sativa L. Cultivars. Cannabis and cannabinoid research. doi:10.1089/can.2016.0040
Source records checked: 2026-10-28. Research checked: 2026-10-28. Fields without supporting records remain unknown. Potency and terpene composition vary by product batch; use that batch’s COA for tested values. View sources.
Researched details
Support applies to the cited claim and release, not every product sold under this strain name.
- Retail classification: Indica dominant (Barney's Farm · release) source
- Reported type: Indica-dominant hybrid (Barney's Farm · release) source
- Parentage: Purple Urkle × Big Bud (Barney's Farm · release) source
- Aromas: sweet grape, berry, pungent (Barney's Farm · release) source
- Flavors: grape, sweet berry, earthy (Barney's Farm · release) source
- Summary: Barney’s Farm describes its GrandDaddy Purple release as an indica-dominant hybrid. Its sensory specification pairs sweet grape, berry and pungent aromas with grape, sweet berry and earthy flavors. (Barney's Farm · release) source
- Reported effects: relaxing, euphoric, body high (Barney's Farm · release) source
- Parentage: Purple Urkle × BC Big Bud (Lucky 13 Seed Company · release) source
- Aromas: grape, skunky (Lucky 13 Seed Company · release) source
- Retail classification: Indica dominant (Royal Queen Seeds · release) source
- Reported effects: relaxing, happy, sleepy (Royal Queen Seeds · release) source
- Flavors: fruity berry, herbal, pine (Royal Queen Seeds · release) source
Not established across all releases: aromas, retail classification, summary, reported effects, parentage, flavors, reported terpenes, reported type.
Indica, sativa and hybrid are retail shopping labels, not genetics. Parentage is breeder-reported and not DNA-verified. Use your product’s batch COA for tested potency. How Areto sources this page.
Direct breeder sources
- GrandDaddy Purple — official breeder release profile. Accessed 2026-09-20.
- GrandDaddy Purple — official release evidence review. Accessed 2026-09-30.
- Granddaddy Purple — official Lucky 13 Seed Company release page. Accessed 2026-10-28.
- Granddaddy Purple — official Royal Queen Seeds release page. Accessed 2026-10-28.
Cultivar facts come directly from the cited breeders. A breeder’s description is a reported claim, not independent genetic verification or a test of your product batch. Community members’ personal experiences are separate from these facts. Corrections: genetics@areto.tech.