Growing regions

The Growing Region is our field-meaningful unit — a cultural-geographic area sharing climate, cultural practices and genetics. Browse regions by country below. Regions that span borders are listed under each relevant country.

India Thailand Laos Pakistan Afghanistan Nepal Myanmar China (Yunnan)

India

Western Himalayas

     South Asian Gene Pool
     • Hindu Kush–Himalayan

High-elevation charas country; resilient drug-type populations in a cat-and-mouse with enforcement.

     Vulnerable
     
     Accessions: 100+

Dooars–Terai Fringe

     South Asian Gene Pool
     • Brahmaputra–Ganges

Humid piedmont belt at the Himalayan foothills; mixed feral/domesticate mosaics.

     Data Deficient
     
     Accessions: —

Thailand

Khorat Plateau

     Southeast Asian Gene Pool
     • Mekong Basin

Isan/Lao rainfed ganja region; seasonal selection persists amid hybrid pressure.

     Vulnerable
     
     Accessions: 12+

Northern Thai Highlands

     Southeast Asian Gene Pool
     • Upper Mekong Highlands

Cool monsoon highlands; shifting cultivation enclaves with legacy drug-type stands.

     Data Deficient
     
     Accessions: —

Laos

 {{GrowingRegionCard
  |Page=Northern Laos
  |RegionName=Northern Laos
  |GPName=Southeast Asian Gene Pool
  |Basin=Lao Highlands
  |Status=Vulnerable
  |Populations=6+
  |Accessions=—
  |Hook=Mountain villages with rainfed ganja traditions; increasing hybrid introductions along roads.
  |HeroImage=Northern-Laos-01.jpg