Eleven factors drove adolescent marijuana farming and trading in rural South Africa

Focus groups with 33 participants in rural South Africa identified 11 contextual factors across four socio-ecological levels that sustained adolescent involvement in illicit marijuana cultivation and trading.

Manu, Emmanuel et al.·Substance abuse treatment·2021·Preliminary EvidenceQualitative Study
RTHC-03319QualitativePreliminary Evidence2021RETHINKTHC RESEARCH DATABASErethinkthc.com/research

Quick Facts

Study Type
Qualitative Study
Evidence
Preliminary Evidence
Sample
N=33

What This Study Found

Factors driving adolescent marijuana farming and trading spanned four levels: intrapersonal (knowledge/skills, courage), interpersonal (peer and family influences), communal (economic reasons, early childhood exposure, protecting family lands, favorable topography and soil), and policy-related (lack of communal bylaws, lax law enforcement).

Key Numbers

33 participants; 2 communities; 11 contextual factors; 4 socio-ecological levels; Ingquza Hill Local Municipality, South Africa

How They Did This

Qualitative study using focus group discussions with 33 purposefully sampled participants recruited through snowball sampling in two communities in the Ingquza Hill Local Municipality. A semi-structured interview guide and thematic content analysis were used, organized around the Socio-Ecological Model.

Why This Research Matters

Understanding why adolescents cultivate and trade cannabis in specific contexts is essential for designing prevention programs that address root causes rather than just symptoms. Economic factors and family tradition emerged as powerful drivers that punitive approaches alone cannot address.

The Bigger Picture

In many parts of the world, cannabis cultivation is deeply embedded in local economies and family traditions. Prevention efforts that ignore these structural realities in favor of education-only approaches are unlikely to succeed.

What This Study Doesn't Tell Us

Small qualitative sample from two communities in one municipality. Findings may not generalize to other regions. Self-report data on illicit activity may be subject to social desirability bias. No quantitative verification of themes.

Questions This Raises

  • ?Would economic development alternatives reduce adolescent involvement?
  • ?How do these findings compare to adolescent involvement in cannabis cultivation in other countries?
  • ?Could regulated markets reduce the harms associated with adolescent involvement in illicit trade?

Trust & Context

Key Stat:
11 contextual factors across 4 socio-ecological levels
Evidence Grade:
Small qualitative study with appropriate methodology for exploring complex social phenomena, but limited generalizability beyond the study communities.
Study Age:
Published in 2021.
Original Title:
Contextual influences of illicit adolescent marijuana cultivation and trading in the Inqguza Hill local municipality of South Africa: implications for public health policy.
Published In:
Substance abuse treatment, prevention, and policy, 16(1), 6 (2021)
Database ID:
RTHC-03319

Evidence Hierarchy

Meta-Analysis / Systematic Review
Randomized Controlled Trial
Cohort / Case-Control
Cross-Sectional / ObservationalSnapshot without intervening
This study
Case Report / Animal Study

Uses interviews or focus groups to understand experiences in depth.

What do these levels mean? →

Frequently Asked Questions

Why do adolescents farm marijuana in this region?

The reasons are multilayered: economic necessity, family tradition, peer influence, favorable growing conditions, early childhood exposure to the activity, and weak law enforcement all play a role.

What do the researchers recommend?

They recommend prevention programs addressing all four socio-ecological levels, incorporating law enforcement into demand reduction strategies, and strengthening coordination between municipal authorities and social services.

Read More on RethinkTHC

Cite This Study

RTHC-03319·https://rethinkthc.com/research/RTHC-03319

APA

Manu, Emmanuel; Douglas, Mbuyiselo; Ntsaba, Mohlomi Jafta. (2021). Contextual influences of illicit adolescent marijuana cultivation and trading in the Inqguza Hill local municipality of South Africa: implications for public health policy.. Substance abuse treatment, prevention, and policy, 16(1), 6. https://doi.org/10.1186/s13011-020-00338-7

MLA

Manu, Emmanuel, et al. "Contextual influences of illicit adolescent marijuana cultivation and trading in the Inqguza Hill local municipality of South Africa: implications for public health policy.." Substance abuse treatment, 2021. https://doi.org/10.1186/s13011-020-00338-7

RethinkTHC

RethinkTHC Research Database. "Contextual influences of illicit adolescent marijuana cultiv..." RTHC-03319. Retrieved from https://rethinkthc.com/research/manu-2021-contextual-influences-of-illicit

Access the Original Study

Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.

This study breakdown was produced by the RethinkTHC research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.