PG (Petrus Groenewald) Ewald Viljoen has 3 pdc course graduates
| Name | Course Title | Type | Date | Location | Teachers | |
|---|---|---|---|---|---|---|
 |
Gavin Stockden | Permaculture Design Course | Permaculture Design Certificate (PDC) course | Dec 2001 | Rustlers Valley, Eastern Free State | PG (Petrus Groenewald) Ewald Viljoen Fulvio Grandin, Sue Spies, Annunzietta Moutembo, Bharathi Tugh |
 |
Elfi Frylinck | PDC | Permaculture Design Certificate (PDC) course | Mar 2012 | Rustenburg South Africa | PG (Petrus Groenewald) Ewald Viljoen |
 |
Ronell Mostert | permaculture design course | Permaculture Design Certificate (PDC) course | Jun 2010 | Empangeni | PG (Petrus Groenewald) Ewald Viljoen |
