LANDBOUWSITES : Tuinbouw : Tuinaanleg

• UC Davis - Department of Environmental Horticulture - Programs at UC Davis on the use of plants to improve the human environment (Ornamental and Landscape Horticulture, Urban Forestry, etc).
• Index - Landscape Architecture Virtual Library
• Planning the Landscape for Fall Color - University of Delaware
  
• Selected Plants for Special Situations - University of Delaware
  

• Boomverzorging
  • International Society of Arboriculture,Pacific Northwest Chapter

• Plantselektie
  • Cyber-Plantsman

• Tuinarchitectuur
  • The Centre for Landscape Research (CLR)